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"
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 case NL80211_CHAN_WIDTH_20_NOHT
:
303 ch_inf
.bw
= BRCMU_CHAN_BW_20
;
304 WARN_ON(primary_offset
!= 0);
306 case NL80211_CHAN_WIDTH_40
:
307 ch_inf
.bw
= BRCMU_CHAN_BW_40
;
308 if (primary_offset
< 0)
309 ch_inf
.sb
= BRCMU_CHAN_SB_U
;
311 ch_inf
.sb
= BRCMU_CHAN_SB_L
;
313 case NL80211_CHAN_WIDTH_80
:
314 ch_inf
.bw
= BRCMU_CHAN_BW_80
;
315 if (primary_offset
< 0) {
316 if (primary_offset
< -CH_10MHZ_APART
)
317 ch_inf
.sb
= BRCMU_CHAN_SB_UU
;
319 ch_inf
.sb
= BRCMU_CHAN_SB_UL
;
321 if (primary_offset
> CH_10MHZ_APART
)
322 ch_inf
.sb
= BRCMU_CHAN_SB_LL
;
324 ch_inf
.sb
= BRCMU_CHAN_SB_LU
;
327 case NL80211_CHAN_WIDTH_80P80
:
328 case NL80211_CHAN_WIDTH_160
:
329 case NL80211_CHAN_WIDTH_5
:
330 case NL80211_CHAN_WIDTH_10
:
334 switch (ch
->chan
->band
) {
335 case IEEE80211_BAND_2GHZ
:
336 ch_inf
.band
= BRCMU_CHAN_BAND_2G
;
338 case IEEE80211_BAND_5GHZ
:
339 ch_inf
.band
= BRCMU_CHAN_BAND_5G
;
341 case IEEE80211_BAND_60GHZ
:
345 d11inf
->encchspec(&ch_inf
);
347 return ch_inf
.chspec
;
350 u16
channel_to_chanspec(struct brcmu_d11inf
*d11inf
,
351 struct ieee80211_channel
*ch
)
353 struct brcmu_chan ch_inf
;
355 ch_inf
.chnum
= ieee80211_frequency_to_channel(ch
->center_freq
);
356 ch_inf
.bw
= BRCMU_CHAN_BW_20
;
357 d11inf
->encchspec(&ch_inf
);
359 return ch_inf
.chspec
;
362 /* Traverse a string of 1-byte tag/1-byte length/variable-length value
363 * triples, returning a pointer to the substring whose first element
366 const struct brcmf_tlv
*
367 brcmf_parse_tlvs(const void *buf
, int buflen
, uint key
)
369 const struct brcmf_tlv
*elt
= buf
;
372 /* find tagged parameter */
373 while (totlen
>= TLV_HDR_LEN
) {
376 /* validate remaining totlen */
377 if ((elt
->id
== key
) && (totlen
>= (len
+ TLV_HDR_LEN
)))
380 elt
= (struct brcmf_tlv
*)((u8
*)elt
+ (len
+ TLV_HDR_LEN
));
381 totlen
-= (len
+ TLV_HDR_LEN
);
387 /* Is any of the tlvs the expected entry? If
388 * not update the tlvs buffer pointer/length.
391 brcmf_tlv_has_ie(const u8
*ie
, const u8
**tlvs
, u32
*tlvs_len
,
392 const u8
*oui
, u32 oui_len
, u8 type
)
394 /* If the contents match the OUI and the type */
395 if (ie
[TLV_LEN_OFF
] >= oui_len
+ 1 &&
396 !memcmp(&ie
[TLV_BODY_OFF
], oui
, oui_len
) &&
397 type
== ie
[TLV_BODY_OFF
+ oui_len
]) {
403 /* point to the next ie */
404 ie
+= ie
[TLV_LEN_OFF
] + TLV_HDR_LEN
;
405 /* calculate the length of the rest of the buffer */
406 *tlvs_len
-= (int)(ie
- *tlvs
);
407 /* update the pointer to the start of the buffer */
413 static struct brcmf_vs_tlv
*
414 brcmf_find_wpaie(const u8
*parse
, u32 len
)
416 const struct brcmf_tlv
*ie
;
418 while ((ie
= brcmf_parse_tlvs(parse
, len
, WLAN_EID_VENDOR_SPECIFIC
))) {
419 if (brcmf_tlv_has_ie((const u8
*)ie
, &parse
, &len
,
420 WPA_OUI
, TLV_OUI_LEN
, WPA_OUI_TYPE
))
421 return (struct brcmf_vs_tlv
*)ie
;
426 static struct brcmf_vs_tlv
*
427 brcmf_find_wpsie(const u8
*parse
, u32 len
)
429 const struct brcmf_tlv
*ie
;
431 while ((ie
= brcmf_parse_tlvs(parse
, len
, WLAN_EID_VENDOR_SPECIFIC
))) {
432 if (brcmf_tlv_has_ie((u8
*)ie
, &parse
, &len
,
433 WPA_OUI
, TLV_OUI_LEN
, WPS_OUI_TYPE
))
434 return (struct brcmf_vs_tlv
*)ie
;
440 static void convert_key_from_CPU(struct brcmf_wsec_key
*key
,
441 struct brcmf_wsec_key_le
*key_le
)
443 key_le
->index
= cpu_to_le32(key
->index
);
444 key_le
->len
= cpu_to_le32(key
->len
);
445 key_le
->algo
= cpu_to_le32(key
->algo
);
446 key_le
->flags
= cpu_to_le32(key
->flags
);
447 key_le
->rxiv
.hi
= cpu_to_le32(key
->rxiv
.hi
);
448 key_le
->rxiv
.lo
= cpu_to_le16(key
->rxiv
.lo
);
449 key_le
->iv_initialized
= cpu_to_le32(key
->iv_initialized
);
450 memcpy(key_le
->data
, key
->data
, sizeof(key
->data
));
451 memcpy(key_le
->ea
, key
->ea
, sizeof(key
->ea
));
455 send_key_to_dongle(struct net_device
*ndev
, struct brcmf_wsec_key
*key
)
458 struct brcmf_wsec_key_le key_le
;
460 convert_key_from_CPU(key
, &key_le
);
462 brcmf_netdev_wait_pend8021x(ndev
);
464 err
= brcmf_fil_bsscfg_data_set(netdev_priv(ndev
), "wsec_key", &key_le
,
468 brcmf_err("wsec_key error (%d)\n", err
);
473 brcmf_configure_arp_offload(struct brcmf_if
*ifp
, bool enable
)
479 mode
= BRCMF_ARP_OL_AGENT
| BRCMF_ARP_OL_PEER_AUTO_REPLY
;
483 /* Try to set and enable ARP offload feature, this may fail, then it */
484 /* is simply not supported and err 0 will be returned */
485 err
= brcmf_fil_iovar_int_set(ifp
, "arp_ol", mode
);
487 brcmf_dbg(TRACE
, "failed to set ARP offload mode to 0x%x, err = %d\n",
491 err
= brcmf_fil_iovar_int_set(ifp
, "arpoe", enable
);
493 brcmf_dbg(TRACE
, "failed to configure (%d) ARP offload err = %d\n",
497 brcmf_dbg(TRACE
, "successfully configured (%d) ARP offload to 0x%x\n",
505 brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev
*wdev
)
507 struct brcmf_cfg80211_vif
*vif
;
508 struct brcmf_if
*ifp
;
510 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
513 if ((wdev
->iftype
== NL80211_IFTYPE_ADHOC
) ||
514 (wdev
->iftype
== NL80211_IFTYPE_AP
) ||
515 (wdev
->iftype
== NL80211_IFTYPE_P2P_GO
))
516 brcmf_proto_configure_addr_mode(ifp
->drvr
, ifp
->ifidx
,
519 brcmf_proto_configure_addr_mode(ifp
->drvr
, ifp
->ifidx
,
523 static int brcmf_cfg80211_request_ap_if(struct brcmf_if
*ifp
)
525 struct brcmf_mbss_ssid_le mbss_ssid_le
;
529 memset(&mbss_ssid_le
, 0, sizeof(mbss_ssid_le
));
530 bsscfgidx
= brcmf_get_next_free_bsscfgidx(ifp
->drvr
);
534 mbss_ssid_le
.bsscfgidx
= cpu_to_le32(bsscfgidx
);
535 mbss_ssid_le
.SSID_len
= cpu_to_le32(5);
536 sprintf(mbss_ssid_le
.SSID
, "ssid%d" , bsscfgidx
);
538 err
= brcmf_fil_bsscfg_data_set(ifp
, "bsscfg:ssid", &mbss_ssid_le
,
539 sizeof(mbss_ssid_le
));
541 brcmf_err("setting ssid failed %d\n", err
);
547 * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS
549 * @wiphy: wiphy device of new interface.
550 * @name: name of the new interface.
552 * @params: contains mac address for AP device.
555 struct wireless_dev
*brcmf_ap_add_vif(struct wiphy
*wiphy
, const char *name
,
556 u32
*flags
, struct vif_params
*params
)
558 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
559 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
560 struct brcmf_cfg80211_vif
*vif
;
563 if (brcmf_cfg80211_vif_event_armed(cfg
))
564 return ERR_PTR(-EBUSY
);
566 brcmf_dbg(INFO
, "Adding vif \"%s\"\n", name
);
568 vif
= brcmf_alloc_vif(cfg
, NL80211_IFTYPE_AP
, false);
570 return (struct wireless_dev
*)vif
;
572 brcmf_cfg80211_arm_vif_event(cfg
, vif
);
574 err
= brcmf_cfg80211_request_ap_if(ifp
);
576 brcmf_cfg80211_arm_vif_event(cfg
, NULL
);
580 /* wait for firmware event */
581 err
= brcmf_cfg80211_wait_vif_event_timeout(cfg
, BRCMF_E_IF_ADD
,
582 msecs_to_jiffies(1500));
583 brcmf_cfg80211_arm_vif_event(cfg
, NULL
);
585 brcmf_err("timeout occurred\n");
590 /* interface created in firmware */
593 brcmf_err("no if pointer provided\n");
598 strncpy(ifp
->ndev
->name
, name
, sizeof(ifp
->ndev
->name
) - 1);
599 err
= brcmf_net_attach(ifp
, true);
601 brcmf_err("Registering netdevice failed\n");
605 return &ifp
->vif
->wdev
;
612 static bool brcmf_is_apmode(struct brcmf_cfg80211_vif
*vif
)
614 enum nl80211_iftype iftype
;
616 iftype
= vif
->wdev
.iftype
;
617 return iftype
== NL80211_IFTYPE_AP
|| iftype
== NL80211_IFTYPE_P2P_GO
;
620 static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif
*vif
)
622 return vif
->wdev
.iftype
== NL80211_IFTYPE_ADHOC
;
625 static struct wireless_dev
*brcmf_cfg80211_add_iface(struct wiphy
*wiphy
,
627 enum nl80211_iftype type
,
629 struct vif_params
*params
)
631 struct wireless_dev
*wdev
;
633 brcmf_dbg(TRACE
, "enter: %s type %d\n", name
, type
);
635 case NL80211_IFTYPE_ADHOC
:
636 case NL80211_IFTYPE_STATION
:
637 case NL80211_IFTYPE_AP_VLAN
:
638 case NL80211_IFTYPE_WDS
:
639 case NL80211_IFTYPE_MONITOR
:
640 case NL80211_IFTYPE_MESH_POINT
:
641 return ERR_PTR(-EOPNOTSUPP
);
642 case NL80211_IFTYPE_AP
:
643 wdev
= brcmf_ap_add_vif(wiphy
, name
, flags
, params
);
645 brcmf_cfg80211_update_proto_addr_mode(wdev
);
647 case NL80211_IFTYPE_P2P_CLIENT
:
648 case NL80211_IFTYPE_P2P_GO
:
649 case NL80211_IFTYPE_P2P_DEVICE
:
650 wdev
= brcmf_p2p_add_vif(wiphy
, name
, type
, flags
, params
);
652 brcmf_cfg80211_update_proto_addr_mode(wdev
);
654 case NL80211_IFTYPE_UNSPECIFIED
:
656 return ERR_PTR(-EINVAL
);
660 static void brcmf_scan_config_mpc(struct brcmf_if
*ifp
, int mpc
)
662 if (brcmf_feat_is_quirk_enabled(ifp
, BRCMF_FEAT_QUIRK_NEED_MPC
))
663 brcmf_set_mpc(ifp
, mpc
);
666 void brcmf_set_mpc(struct brcmf_if
*ifp
, int mpc
)
670 if (check_vif_up(ifp
->vif
)) {
671 err
= brcmf_fil_iovar_int_set(ifp
, "mpc", mpc
);
673 brcmf_err("fail to set mpc\n");
676 brcmf_dbg(INFO
, "MPC : %d\n", mpc
);
680 s32
brcmf_notify_escan_complete(struct brcmf_cfg80211_info
*cfg
,
681 struct brcmf_if
*ifp
, bool aborted
,
684 struct brcmf_scan_params_le params_le
;
685 struct cfg80211_scan_request
*scan_request
;
688 brcmf_dbg(SCAN
, "Enter\n");
690 /* clear scan request, because the FW abort can cause a second call */
691 /* to this functon and might cause a double cfg80211_scan_done */
692 scan_request
= cfg
->scan_request
;
693 cfg
->scan_request
= NULL
;
695 if (timer_pending(&cfg
->escan_timeout
))
696 del_timer_sync(&cfg
->escan_timeout
);
699 /* Do a scan abort to stop the driver's scan engine */
700 brcmf_dbg(SCAN
, "ABORT scan in firmware\n");
701 memset(¶ms_le
, 0, sizeof(params_le
));
702 memset(params_le
.bssid
, 0xFF, ETH_ALEN
);
703 params_le
.bss_type
= DOT11_BSSTYPE_ANY
;
704 params_le
.scan_type
= 0;
705 params_le
.channel_num
= cpu_to_le32(1);
706 params_le
.nprobes
= cpu_to_le32(1);
707 params_le
.active_time
= cpu_to_le32(-1);
708 params_le
.passive_time
= cpu_to_le32(-1);
709 params_le
.home_time
= cpu_to_le32(-1);
710 /* Scan is aborted by setting channel_list[0] to -1 */
711 params_le
.channel_list
[0] = cpu_to_le16(-1);
712 /* E-Scan (or anyother type) can be aborted by SCAN */
713 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCAN
,
714 ¶ms_le
, sizeof(params_le
));
716 brcmf_err("Scan abort failed\n");
719 brcmf_scan_config_mpc(ifp
, 1);
722 * e-scan can be initiated by scheduled scan
723 * which takes precedence.
725 if (cfg
->sched_escan
) {
726 brcmf_dbg(SCAN
, "scheduled scan completed\n");
727 cfg
->sched_escan
= false;
729 cfg80211_sched_scan_results(cfg_to_wiphy(cfg
));
730 } else if (scan_request
) {
731 brcmf_dbg(SCAN
, "ESCAN Completed scan: %s\n",
732 aborted
? "Aborted" : "Done");
733 cfg80211_scan_done(scan_request
, aborted
);
735 if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
))
736 brcmf_dbg(SCAN
, "Scan complete, probably P2P scan\n");
742 int brcmf_cfg80211_del_iface(struct wiphy
*wiphy
, struct wireless_dev
*wdev
)
744 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
745 struct net_device
*ndev
= wdev
->netdev
;
747 /* vif event pending in firmware */
748 if (brcmf_cfg80211_vif_event_armed(cfg
))
752 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
) &&
753 cfg
->escan_info
.ifp
== netdev_priv(ndev
))
754 brcmf_notify_escan_complete(cfg
, netdev_priv(ndev
),
757 brcmf_fil_iovar_int_set(netdev_priv(ndev
), "mpc", 1);
760 switch (wdev
->iftype
) {
761 case NL80211_IFTYPE_ADHOC
:
762 case NL80211_IFTYPE_STATION
:
763 case NL80211_IFTYPE_AP
:
764 case NL80211_IFTYPE_AP_VLAN
:
765 case NL80211_IFTYPE_WDS
:
766 case NL80211_IFTYPE_MONITOR
:
767 case NL80211_IFTYPE_MESH_POINT
:
769 case NL80211_IFTYPE_P2P_CLIENT
:
770 case NL80211_IFTYPE_P2P_GO
:
771 case NL80211_IFTYPE_P2P_DEVICE
:
772 return brcmf_p2p_del_vif(wiphy
, wdev
);
773 case NL80211_IFTYPE_UNSPECIFIED
:
781 brcmf_cfg80211_change_iface(struct wiphy
*wiphy
, struct net_device
*ndev
,
782 enum nl80211_iftype type
, u32
*flags
,
783 struct vif_params
*params
)
785 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
786 struct brcmf_if
*ifp
= netdev_priv(ndev
);
787 struct brcmf_cfg80211_vif
*vif
= ifp
->vif
;
792 brcmf_dbg(TRACE
, "Enter, ndev=%p, type=%d\n", ndev
, type
);
795 case NL80211_IFTYPE_MONITOR
:
796 case NL80211_IFTYPE_WDS
:
797 brcmf_err("type (%d) : currently we do not support this type\n",
800 case NL80211_IFTYPE_ADHOC
:
803 case NL80211_IFTYPE_STATION
:
804 /* Ignore change for p2p IF. Unclear why supplicant does this */
805 if ((vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_CLIENT
) ||
806 (vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_GO
)) {
807 brcmf_dbg(TRACE
, "Ignoring cmd for p2p if\n");
808 /* WAR: It is unexpected to get a change of VIF for P2P
809 * IF, but it happens. The request can not be handled
810 * but returning EPERM causes a crash. Returning 0
811 * without setting ieee80211_ptr->iftype causes trace
812 * (WARN_ON) but it works with wpa_supplicant
818 case NL80211_IFTYPE_AP
:
819 case NL80211_IFTYPE_P2P_GO
:
828 if (type
== NL80211_IFTYPE_P2P_GO
) {
829 brcmf_dbg(INFO
, "IF Type = P2P GO\n");
830 err
= brcmf_p2p_ifchange(cfg
, BRCMF_FIL_P2P_IF_GO
);
833 set_bit(BRCMF_VIF_STATUS_AP_CREATING
, &vif
->sme_state
);
834 brcmf_dbg(INFO
, "IF Type = AP\n");
837 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, infra
);
839 brcmf_err("WLC_SET_INFRA error (%d)\n", err
);
843 brcmf_dbg(INFO
, "IF Type = %s\n", brcmf_is_ibssmode(vif
) ?
846 ndev
->ieee80211_ptr
->iftype
= type
;
848 brcmf_cfg80211_update_proto_addr_mode(&vif
->wdev
);
851 brcmf_dbg(TRACE
, "Exit\n");
856 static void brcmf_escan_prep(struct brcmf_cfg80211_info
*cfg
,
857 struct brcmf_scan_params_le
*params_le
,
858 struct cfg80211_scan_request
*request
)
866 struct brcmf_ssid_le ssid_le
;
868 memset(params_le
->bssid
, 0xFF, ETH_ALEN
);
869 params_le
->bss_type
= DOT11_BSSTYPE_ANY
;
870 params_le
->scan_type
= 0;
871 params_le
->channel_num
= 0;
872 params_le
->nprobes
= cpu_to_le32(-1);
873 params_le
->active_time
= cpu_to_le32(-1);
874 params_le
->passive_time
= cpu_to_le32(-1);
875 params_le
->home_time
= cpu_to_le32(-1);
876 memset(¶ms_le
->ssid_le
, 0, sizeof(params_le
->ssid_le
));
878 /* if request is null exit so it will be all channel broadcast scan */
882 n_ssids
= request
->n_ssids
;
883 n_channels
= request
->n_channels
;
884 /* Copy channel array if applicable */
885 brcmf_dbg(SCAN
, "### List of channelspecs to scan ### %d\n",
887 if (n_channels
> 0) {
888 for (i
= 0; i
< n_channels
; i
++) {
889 chanspec
= channel_to_chanspec(&cfg
->d11inf
,
890 request
->channels
[i
]);
891 brcmf_dbg(SCAN
, "Chan : %d, Channel spec: %x\n",
892 request
->channels
[i
]->hw_value
, chanspec
);
893 params_le
->channel_list
[i
] = cpu_to_le16(chanspec
);
896 brcmf_dbg(SCAN
, "Scanning all channels\n");
898 /* Copy ssid array if applicable */
899 brcmf_dbg(SCAN
, "### List of SSIDs to scan ### %d\n", n_ssids
);
901 offset
= offsetof(struct brcmf_scan_params_le
, channel_list
) +
902 n_channels
* sizeof(u16
);
903 offset
= roundup(offset
, sizeof(u32
));
904 ptr
= (char *)params_le
+ offset
;
905 for (i
= 0; i
< n_ssids
; i
++) {
906 memset(&ssid_le
, 0, sizeof(ssid_le
));
908 cpu_to_le32(request
->ssids
[i
].ssid_len
);
909 memcpy(ssid_le
.SSID
, request
->ssids
[i
].ssid
,
910 request
->ssids
[i
].ssid_len
);
911 if (!ssid_le
.SSID_len
)
912 brcmf_dbg(SCAN
, "%d: Broadcast scan\n", i
);
914 brcmf_dbg(SCAN
, "%d: scan for %s size =%d\n",
915 i
, ssid_le
.SSID
, ssid_le
.SSID_len
);
916 memcpy(ptr
, &ssid_le
, sizeof(ssid_le
));
917 ptr
+= sizeof(ssid_le
);
920 brcmf_dbg(SCAN
, "Broadcast scan %p\n", request
->ssids
);
921 if ((request
->ssids
) && request
->ssids
->ssid_len
) {
922 brcmf_dbg(SCAN
, "SSID %s len=%d\n",
923 params_le
->ssid_le
.SSID
,
924 request
->ssids
->ssid_len
);
925 params_le
->ssid_le
.SSID_len
=
926 cpu_to_le32(request
->ssids
->ssid_len
);
927 memcpy(¶ms_le
->ssid_le
.SSID
, request
->ssids
->ssid
,
928 request
->ssids
->ssid_len
);
931 /* Adding mask to channel numbers */
932 params_le
->channel_num
=
933 cpu_to_le32((n_ssids
<< BRCMF_SCAN_PARAMS_NSSID_SHIFT
) |
934 (n_channels
& BRCMF_SCAN_PARAMS_COUNT_MASK
));
938 brcmf_run_escan(struct brcmf_cfg80211_info
*cfg
, struct brcmf_if
*ifp
,
939 struct cfg80211_scan_request
*request
, u16 action
)
941 s32 params_size
= BRCMF_SCAN_PARAMS_FIXED_SIZE
+
942 offsetof(struct brcmf_escan_params_le
, params_le
);
943 struct brcmf_escan_params_le
*params
;
946 brcmf_dbg(SCAN
, "E-SCAN START\n");
948 if (request
!= NULL
) {
949 /* Allocate space for populating ssids in struct */
950 params_size
+= sizeof(u32
) * ((request
->n_channels
+ 1) / 2);
952 /* Allocate space for populating ssids in struct */
953 params_size
+= sizeof(struct brcmf_ssid
) * request
->n_ssids
;
956 params
= kzalloc(params_size
, GFP_KERNEL
);
961 BUG_ON(params_size
+ sizeof("escan") >= BRCMF_DCMD_MEDLEN
);
962 brcmf_escan_prep(cfg
, ¶ms
->params_le
, request
);
963 params
->version
= cpu_to_le32(BRCMF_ESCAN_REQ_VERSION
);
964 params
->action
= cpu_to_le16(action
);
965 params
->sync_id
= cpu_to_le16(0x1234);
967 err
= brcmf_fil_iovar_data_set(ifp
, "escan", params
, params_size
);
970 brcmf_dbg(INFO
, "system busy : escan canceled\n");
972 brcmf_err("error (%d)\n", err
);
981 brcmf_do_escan(struct brcmf_cfg80211_info
*cfg
, struct wiphy
*wiphy
,
982 struct brcmf_if
*ifp
, struct cfg80211_scan_request
*request
)
986 struct brcmf_scan_results
*results
;
987 struct escan_info
*escan
= &cfg
->escan_info
;
989 brcmf_dbg(SCAN
, "Enter\n");
991 escan
->wiphy
= wiphy
;
992 escan
->escan_state
= WL_ESCAN_STATE_SCANNING
;
993 passive_scan
= cfg
->active_scan
? 0 : 1;
994 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PASSIVE_SCAN
,
997 brcmf_err("error (%d)\n", err
);
1000 brcmf_scan_config_mpc(ifp
, 0);
1001 results
= (struct brcmf_scan_results
*)cfg
->escan_info
.escan_buf
;
1002 results
->version
= 0;
1004 results
->buflen
= WL_ESCAN_RESULTS_FIXED_SIZE
;
1006 err
= escan
->run(cfg
, ifp
, request
, WL_ESCAN_ACTION_START
);
1008 brcmf_scan_config_mpc(ifp
, 1);
1013 brcmf_cfg80211_escan(struct wiphy
*wiphy
, struct brcmf_cfg80211_vif
*vif
,
1014 struct cfg80211_scan_request
*request
,
1015 struct cfg80211_ssid
*this_ssid
)
1017 struct brcmf_if
*ifp
= vif
->ifp
;
1018 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1019 struct cfg80211_ssid
*ssids
;
1020 struct brcmf_cfg80211_scan_req
*sr
= &cfg
->scan_req_int
;
1027 brcmf_dbg(SCAN
, "START ESCAN\n");
1029 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
1030 brcmf_err("Scanning already: status (%lu)\n", cfg
->scan_status
);
1033 if (test_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
)) {
1034 brcmf_err("Scanning being aborted: status (%lu)\n",
1038 if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
)) {
1039 brcmf_err("Scanning suppressed: status (%lu)\n",
1043 if (test_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
)) {
1044 brcmf_err("Connecting: status (%lu)\n", ifp
->vif
->sme_state
);
1048 /* If scan req comes for p2p0, send it over primary I/F */
1049 if (vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
)
1050 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
;
1052 /* Arm scan timeout timer */
1053 mod_timer(&cfg
->escan_timeout
, jiffies
+
1054 WL_ESCAN_TIMER_INTERVAL_MS
* HZ
/ 1000);
1059 ssids
= request
->ssids
;
1063 /* we don't do escan in ibss */
1067 cfg
->scan_request
= request
;
1068 set_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
1070 cfg
->escan_info
.run
= brcmf_run_escan
;
1071 err
= brcmf_p2p_scan_prep(wiphy
, request
, vif
);
1075 err
= brcmf_do_escan(cfg
, wiphy
, vif
->ifp
, request
);
1079 brcmf_dbg(SCAN
, "ssid \"%s\", ssid_len (%d)\n",
1080 ssids
->ssid
, ssids
->ssid_len
);
1081 memset(&sr
->ssid_le
, 0, sizeof(sr
->ssid_le
));
1082 SSID_len
= min_t(u8
, sizeof(sr
->ssid_le
.SSID
), ssids
->ssid_len
);
1083 sr
->ssid_le
.SSID_len
= cpu_to_le32(0);
1086 memcpy(sr
->ssid_le
.SSID
, ssids
->ssid
, SSID_len
);
1087 sr
->ssid_le
.SSID_len
= cpu_to_le32(SSID_len
);
1090 brcmf_dbg(SCAN
, "Broadcast scan\n");
1092 passive_scan
= cfg
->active_scan
? 0 : 1;
1093 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PASSIVE_SCAN
,
1096 brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err
);
1099 brcmf_scan_config_mpc(ifp
, 0);
1100 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCAN
,
1101 &sr
->ssid_le
, sizeof(sr
->ssid_le
));
1104 brcmf_dbg(INFO
, "BUSY: scan for \"%s\" canceled\n",
1107 brcmf_err("WLC_SCAN error (%d)\n", err
);
1109 brcmf_scan_config_mpc(ifp
, 1);
1117 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
1118 if (timer_pending(&cfg
->escan_timeout
))
1119 del_timer_sync(&cfg
->escan_timeout
);
1120 cfg
->scan_request
= NULL
;
1125 brcmf_cfg80211_scan(struct wiphy
*wiphy
, struct cfg80211_scan_request
*request
)
1127 struct brcmf_cfg80211_vif
*vif
;
1130 brcmf_dbg(TRACE
, "Enter\n");
1131 vif
= container_of(request
->wdev
, struct brcmf_cfg80211_vif
, wdev
);
1132 if (!check_vif_up(vif
))
1135 err
= brcmf_cfg80211_escan(wiphy
, vif
, request
, NULL
);
1138 brcmf_err("scan error (%d)\n", err
);
1140 brcmf_dbg(TRACE
, "Exit\n");
1144 static s32
brcmf_set_rts(struct net_device
*ndev
, u32 rts_threshold
)
1148 err
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "rtsthresh",
1151 brcmf_err("Error (%d)\n", err
);
1156 static s32
brcmf_set_frag(struct net_device
*ndev
, u32 frag_threshold
)
1160 err
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "fragthresh",
1163 brcmf_err("Error (%d)\n", err
);
1168 static s32
brcmf_set_retry(struct net_device
*ndev
, u32 retry
, bool l
)
1171 u32 cmd
= (l
? BRCMF_C_SET_LRL
: BRCMF_C_SET_SRL
);
1173 err
= brcmf_fil_cmd_int_set(netdev_priv(ndev
), cmd
, retry
);
1175 brcmf_err("cmd (%d) , error (%d)\n", cmd
, err
);
1181 static s32
brcmf_cfg80211_set_wiphy_params(struct wiphy
*wiphy
, u32 changed
)
1183 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1184 struct net_device
*ndev
= cfg_to_ndev(cfg
);
1185 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1188 brcmf_dbg(TRACE
, "Enter\n");
1189 if (!check_vif_up(ifp
->vif
))
1192 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
&&
1193 (cfg
->conf
->rts_threshold
!= wiphy
->rts_threshold
)) {
1194 cfg
->conf
->rts_threshold
= wiphy
->rts_threshold
;
1195 err
= brcmf_set_rts(ndev
, cfg
->conf
->rts_threshold
);
1199 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
&&
1200 (cfg
->conf
->frag_threshold
!= wiphy
->frag_threshold
)) {
1201 cfg
->conf
->frag_threshold
= wiphy
->frag_threshold
;
1202 err
= brcmf_set_frag(ndev
, cfg
->conf
->frag_threshold
);
1206 if (changed
& WIPHY_PARAM_RETRY_LONG
1207 && (cfg
->conf
->retry_long
!= wiphy
->retry_long
)) {
1208 cfg
->conf
->retry_long
= wiphy
->retry_long
;
1209 err
= brcmf_set_retry(ndev
, cfg
->conf
->retry_long
, true);
1213 if (changed
& WIPHY_PARAM_RETRY_SHORT
1214 && (cfg
->conf
->retry_short
!= wiphy
->retry_short
)) {
1215 cfg
->conf
->retry_short
= wiphy
->retry_short
;
1216 err
= brcmf_set_retry(ndev
, cfg
->conf
->retry_short
, false);
1222 brcmf_dbg(TRACE
, "Exit\n");
1226 static void brcmf_init_prof(struct brcmf_cfg80211_profile
*prof
)
1228 memset(prof
, 0, sizeof(*prof
));
1231 static void brcmf_link_down(struct brcmf_cfg80211_vif
*vif
)
1233 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(vif
->wdev
.wiphy
);
1236 brcmf_dbg(TRACE
, "Enter\n");
1238 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
, &vif
->sme_state
)) {
1239 brcmf_dbg(INFO
, "Call WLC_DISASSOC to stop excess roaming\n ");
1240 err
= brcmf_fil_cmd_data_set(vif
->ifp
,
1241 BRCMF_C_DISASSOC
, NULL
, 0);
1243 brcmf_err("WLC_DISASSOC failed (%d)\n", err
);
1245 clear_bit(BRCMF_VIF_STATUS_CONNECTED
, &vif
->sme_state
);
1246 cfg80211_disconnected(vif
->wdev
.netdev
, 0, NULL
, 0, GFP_KERNEL
);
1249 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &vif
->sme_state
);
1250 clear_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
1251 brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_ENABLED
, 0);
1252 brcmf_dbg(TRACE
, "Exit\n");
1256 brcmf_cfg80211_join_ibss(struct wiphy
*wiphy
, struct net_device
*ndev
,
1257 struct cfg80211_ibss_params
*params
)
1259 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1260 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1261 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1262 struct brcmf_join_params join_params
;
1263 size_t join_params_size
= 0;
1269 brcmf_dbg(TRACE
, "Enter\n");
1270 if (!check_vif_up(ifp
->vif
))
1274 brcmf_dbg(CONN
, "SSID: %s\n", params
->ssid
);
1276 brcmf_dbg(CONN
, "SSID: NULL, Not supported\n");
1280 set_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1283 brcmf_dbg(CONN
, "BSSID: %pM\n", params
->bssid
);
1285 brcmf_dbg(CONN
, "No BSSID specified\n");
1287 if (params
->chandef
.chan
)
1288 brcmf_dbg(CONN
, "channel: %d\n",
1289 params
->chandef
.chan
->center_freq
);
1291 brcmf_dbg(CONN
, "no channel specified\n");
1293 if (params
->channel_fixed
)
1294 brcmf_dbg(CONN
, "fixed channel required\n");
1296 brcmf_dbg(CONN
, "no fixed channel required\n");
1298 if (params
->ie
&& params
->ie_len
)
1299 brcmf_dbg(CONN
, "ie len: %d\n", params
->ie_len
);
1301 brcmf_dbg(CONN
, "no ie specified\n");
1303 if (params
->beacon_interval
)
1304 brcmf_dbg(CONN
, "beacon interval: %d\n",
1305 params
->beacon_interval
);
1307 brcmf_dbg(CONN
, "no beacon interval specified\n");
1309 if (params
->basic_rates
)
1310 brcmf_dbg(CONN
, "basic rates: %08X\n", params
->basic_rates
);
1312 brcmf_dbg(CONN
, "no basic rates specified\n");
1314 if (params
->privacy
)
1315 brcmf_dbg(CONN
, "privacy required\n");
1317 brcmf_dbg(CONN
, "no privacy required\n");
1319 /* Configure Privacy for starter */
1320 if (params
->privacy
)
1321 wsec
|= WEP_ENABLED
;
1323 err
= brcmf_fil_iovar_int_set(ifp
, "wsec", wsec
);
1325 brcmf_err("wsec failed (%d)\n", err
);
1329 /* Configure Beacon Interval for starter */
1330 if (params
->beacon_interval
)
1331 bcnprd
= params
->beacon_interval
;
1335 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_BCNPRD
, bcnprd
);
1337 brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err
);
1341 /* Configure required join parameter */
1342 memset(&join_params
, 0, sizeof(struct brcmf_join_params
));
1345 profile
->ssid
.SSID_len
= min_t(u32
, params
->ssid_len
, 32);
1346 memcpy(profile
->ssid
.SSID
, params
->ssid
, profile
->ssid
.SSID_len
);
1347 memcpy(join_params
.ssid_le
.SSID
, params
->ssid
, profile
->ssid
.SSID_len
);
1348 join_params
.ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1349 join_params_size
= sizeof(join_params
.ssid_le
);
1352 if (params
->bssid
) {
1353 memcpy(join_params
.params_le
.bssid
, params
->bssid
, ETH_ALEN
);
1354 join_params_size
= sizeof(join_params
.ssid_le
) +
1355 BRCMF_ASSOC_PARAMS_FIXED_SIZE
;
1356 memcpy(profile
->bssid
, params
->bssid
, ETH_ALEN
);
1358 memset(join_params
.params_le
.bssid
, 0xFF, ETH_ALEN
);
1359 memset(profile
->bssid
, 0, ETH_ALEN
);
1363 if (params
->chandef
.chan
) {
1367 ieee80211_frequency_to_channel(
1368 params
->chandef
.chan
->center_freq
);
1369 if (params
->channel_fixed
) {
1370 /* adding chanspec */
1371 chanspec
= chandef_to_chanspec(&cfg
->d11inf
,
1373 join_params
.params_le
.chanspec_list
[0] =
1374 cpu_to_le16(chanspec
);
1375 join_params
.params_le
.chanspec_num
= cpu_to_le32(1);
1376 join_params_size
+= sizeof(join_params
.params_le
);
1379 /* set channel for starter */
1380 target_channel
= cfg
->channel
;
1381 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_CHANNEL
,
1384 brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err
);
1390 cfg
->ibss_starter
= false;
1393 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
1394 &join_params
, join_params_size
);
1396 brcmf_err("WLC_SET_SSID failed (%d)\n", err
);
1402 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1403 brcmf_dbg(TRACE
, "Exit\n");
1408 brcmf_cfg80211_leave_ibss(struct wiphy
*wiphy
, struct net_device
*ndev
)
1410 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1412 brcmf_dbg(TRACE
, "Enter\n");
1413 if (!check_vif_up(ifp
->vif
))
1416 brcmf_link_down(ifp
->vif
);
1418 brcmf_dbg(TRACE
, "Exit\n");
1423 static s32
brcmf_set_wpa_version(struct net_device
*ndev
,
1424 struct cfg80211_connect_params
*sme
)
1426 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1427 struct brcmf_cfg80211_security
*sec
;
1431 if (sme
->crypto
.wpa_versions
& NL80211_WPA_VERSION_1
)
1432 val
= WPA_AUTH_PSK
| WPA_AUTH_UNSPECIFIED
;
1433 else if (sme
->crypto
.wpa_versions
& NL80211_WPA_VERSION_2
)
1434 val
= WPA2_AUTH_PSK
| WPA2_AUTH_UNSPECIFIED
;
1436 val
= WPA_AUTH_DISABLED
;
1437 brcmf_dbg(CONN
, "setting wpa_auth to 0x%0x\n", val
);
1438 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "wpa_auth", val
);
1440 brcmf_err("set wpa_auth failed (%d)\n", err
);
1443 sec
= &profile
->sec
;
1444 sec
->wpa_versions
= sme
->crypto
.wpa_versions
;
1448 static s32
brcmf_set_auth_type(struct net_device
*ndev
,
1449 struct cfg80211_connect_params
*sme
)
1451 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1452 struct brcmf_cfg80211_security
*sec
;
1456 switch (sme
->auth_type
) {
1457 case NL80211_AUTHTYPE_OPEN_SYSTEM
:
1459 brcmf_dbg(CONN
, "open system\n");
1461 case NL80211_AUTHTYPE_SHARED_KEY
:
1463 brcmf_dbg(CONN
, "shared key\n");
1465 case NL80211_AUTHTYPE_AUTOMATIC
:
1467 brcmf_dbg(CONN
, "automatic\n");
1469 case NL80211_AUTHTYPE_NETWORK_EAP
:
1470 brcmf_dbg(CONN
, "network eap\n");
1473 brcmf_err("invalid auth type (%d)\n", sme
->auth_type
);
1477 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "auth", val
);
1479 brcmf_err("set auth failed (%d)\n", err
);
1482 sec
= &profile
->sec
;
1483 sec
->auth_type
= sme
->auth_type
;
1488 brcmf_set_wsec_mode(struct net_device
*ndev
,
1489 struct cfg80211_connect_params
*sme
, bool mfp
)
1491 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1492 struct brcmf_cfg80211_security
*sec
;
1498 if (sme
->crypto
.n_ciphers_pairwise
) {
1499 switch (sme
->crypto
.ciphers_pairwise
[0]) {
1500 case WLAN_CIPHER_SUITE_WEP40
:
1501 case WLAN_CIPHER_SUITE_WEP104
:
1504 case WLAN_CIPHER_SUITE_TKIP
:
1505 pval
= TKIP_ENABLED
;
1507 case WLAN_CIPHER_SUITE_CCMP
:
1510 case WLAN_CIPHER_SUITE_AES_CMAC
:
1514 brcmf_err("invalid cipher pairwise (%d)\n",
1515 sme
->crypto
.ciphers_pairwise
[0]);
1519 if (sme
->crypto
.cipher_group
) {
1520 switch (sme
->crypto
.cipher_group
) {
1521 case WLAN_CIPHER_SUITE_WEP40
:
1522 case WLAN_CIPHER_SUITE_WEP104
:
1525 case WLAN_CIPHER_SUITE_TKIP
:
1526 gval
= TKIP_ENABLED
;
1528 case WLAN_CIPHER_SUITE_CCMP
:
1531 case WLAN_CIPHER_SUITE_AES_CMAC
:
1535 brcmf_err("invalid cipher group (%d)\n",
1536 sme
->crypto
.cipher_group
);
1541 brcmf_dbg(CONN
, "pval (%d) gval (%d)\n", pval
, gval
);
1542 /* In case of privacy, but no security and WPS then simulate */
1543 /* setting AES. WPS-2.0 allows no security */
1544 if (brcmf_find_wpsie(sme
->ie
, sme
->ie_len
) && !pval
&& !gval
&&
1549 wsec
= pval
| gval
| MFP_CAPABLE
;
1552 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "wsec", wsec
);
1554 brcmf_err("error (%d)\n", err
);
1558 sec
= &profile
->sec
;
1559 sec
->cipher_pairwise
= sme
->crypto
.ciphers_pairwise
[0];
1560 sec
->cipher_group
= sme
->crypto
.cipher_group
;
1566 brcmf_set_key_mgmt(struct net_device
*ndev
, struct cfg80211_connect_params
*sme
)
1568 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1569 struct brcmf_cfg80211_security
*sec
;
1573 if (sme
->crypto
.n_akm_suites
) {
1574 err
= brcmf_fil_bsscfg_int_get(netdev_priv(ndev
),
1577 brcmf_err("could not get wpa_auth (%d)\n", err
);
1580 if (val
& (WPA_AUTH_PSK
| WPA_AUTH_UNSPECIFIED
)) {
1581 switch (sme
->crypto
.akm_suites
[0]) {
1582 case WLAN_AKM_SUITE_8021X
:
1583 val
= WPA_AUTH_UNSPECIFIED
;
1585 case WLAN_AKM_SUITE_PSK
:
1589 brcmf_err("invalid cipher group (%d)\n",
1590 sme
->crypto
.cipher_group
);
1593 } else if (val
& (WPA2_AUTH_PSK
| WPA2_AUTH_UNSPECIFIED
)) {
1594 switch (sme
->crypto
.akm_suites
[0]) {
1595 case WLAN_AKM_SUITE_8021X
:
1596 val
= WPA2_AUTH_UNSPECIFIED
;
1598 case WLAN_AKM_SUITE_PSK
:
1599 val
= WPA2_AUTH_PSK
;
1602 brcmf_err("invalid cipher group (%d)\n",
1603 sme
->crypto
.cipher_group
);
1608 brcmf_dbg(CONN
, "setting wpa_auth to %d\n", val
);
1609 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
),
1612 brcmf_err("could not set wpa_auth (%d)\n", err
);
1616 sec
= &profile
->sec
;
1617 sec
->wpa_auth
= sme
->crypto
.akm_suites
[0];
1623 brcmf_set_sharedkey(struct net_device
*ndev
,
1624 struct cfg80211_connect_params
*sme
)
1626 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1627 struct brcmf_cfg80211_security
*sec
;
1628 struct brcmf_wsec_key key
;
1632 brcmf_dbg(CONN
, "key len (%d)\n", sme
->key_len
);
1634 if (sme
->key_len
== 0)
1637 sec
= &profile
->sec
;
1638 brcmf_dbg(CONN
, "wpa_versions 0x%x cipher_pairwise 0x%x\n",
1639 sec
->wpa_versions
, sec
->cipher_pairwise
);
1641 if (sec
->wpa_versions
& (NL80211_WPA_VERSION_1
| NL80211_WPA_VERSION_2
))
1644 if (!(sec
->cipher_pairwise
&
1645 (WLAN_CIPHER_SUITE_WEP40
| WLAN_CIPHER_SUITE_WEP104
)))
1648 memset(&key
, 0, sizeof(key
));
1649 key
.len
= (u32
) sme
->key_len
;
1650 key
.index
= (u32
) sme
->key_idx
;
1651 if (key
.len
> sizeof(key
.data
)) {
1652 brcmf_err("Too long key length (%u)\n", key
.len
);
1655 memcpy(key
.data
, sme
->key
, key
.len
);
1656 key
.flags
= BRCMF_PRIMARY_KEY
;
1657 switch (sec
->cipher_pairwise
) {
1658 case WLAN_CIPHER_SUITE_WEP40
:
1659 key
.algo
= CRYPTO_ALGO_WEP1
;
1661 case WLAN_CIPHER_SUITE_WEP104
:
1662 key
.algo
= CRYPTO_ALGO_WEP128
;
1665 brcmf_err("Invalid algorithm (%d)\n",
1666 sme
->crypto
.ciphers_pairwise
[0]);
1669 /* Set the new key/index */
1670 brcmf_dbg(CONN
, "key length (%d) key index (%d) algo (%d)\n",
1671 key
.len
, key
.index
, key
.algo
);
1672 brcmf_dbg(CONN
, "key \"%s\"\n", key
.data
);
1673 err
= send_key_to_dongle(ndev
, &key
);
1677 if (sec
->auth_type
== NL80211_AUTHTYPE_SHARED_KEY
) {
1678 brcmf_dbg(CONN
, "set auth_type to shared key\n");
1679 val
= WL_AUTH_SHARED_KEY
; /* shared key */
1680 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "auth", val
);
1682 brcmf_err("set auth failed (%d)\n", err
);
1688 enum nl80211_auth_type
brcmf_war_auth_type(struct brcmf_if
*ifp
,
1689 enum nl80211_auth_type type
)
1691 if (type
== NL80211_AUTHTYPE_AUTOMATIC
&&
1692 brcmf_feat_is_quirk_enabled(ifp
, BRCMF_FEAT_QUIRK_AUTO_AUTH
)) {
1693 brcmf_dbg(CONN
, "WAR: use OPEN instead of AUTO\n");
1694 type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
1700 brcmf_cfg80211_connect(struct wiphy
*wiphy
, struct net_device
*ndev
,
1701 struct cfg80211_connect_params
*sme
)
1703 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1704 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1705 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1706 struct ieee80211_channel
*chan
= sme
->channel
;
1707 struct brcmf_join_params join_params
;
1708 size_t join_params_size
;
1709 const struct brcmf_tlv
*rsn_ie
;
1710 const struct brcmf_vs_tlv
*wpa_ie
;
1713 struct brcmf_ext_join_params_le
*ext_join_params
;
1717 brcmf_dbg(TRACE
, "Enter\n");
1718 if (!check_vif_up(ifp
->vif
))
1722 brcmf_err("Invalid ssid\n");
1726 if (ifp
->vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
) {
1727 /* A normal (non P2P) connection request setup. */
1730 /* find the WPA_IE */
1731 wpa_ie
= brcmf_find_wpaie((u8
*)sme
->ie
, sme
->ie_len
);
1734 ie_len
= wpa_ie
->len
+ TLV_HDR_LEN
;
1736 /* find the RSN_IE */
1737 rsn_ie
= brcmf_parse_tlvs((const u8
*)sme
->ie
,
1742 ie_len
= rsn_ie
->len
+ TLV_HDR_LEN
;
1745 brcmf_fil_iovar_data_set(ifp
, "wpaie", ie
, ie_len
);
1748 err
= brcmf_vif_set_mgmt_ie(ifp
->vif
, BRCMF_VNDR_IE_ASSOCREQ_FLAG
,
1749 sme
->ie
, sme
->ie_len
);
1751 brcmf_err("Set Assoc REQ IE Failed\n");
1753 brcmf_dbg(TRACE
, "Applied Vndr IEs for Assoc request\n");
1755 set_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1759 ieee80211_frequency_to_channel(chan
->center_freq
);
1760 chanspec
= channel_to_chanspec(&cfg
->d11inf
, chan
);
1761 brcmf_dbg(CONN
, "channel=%d, center_req=%d, chanspec=0x%04x\n",
1762 cfg
->channel
, chan
->center_freq
, chanspec
);
1768 brcmf_dbg(INFO
, "ie (%p), ie_len (%zd)\n", sme
->ie
, sme
->ie_len
);
1770 err
= brcmf_set_wpa_version(ndev
, sme
);
1772 brcmf_err("wl_set_wpa_version failed (%d)\n", err
);
1776 sme
->auth_type
= brcmf_war_auth_type(ifp
, sme
->auth_type
);
1777 err
= brcmf_set_auth_type(ndev
, sme
);
1779 brcmf_err("wl_set_auth_type failed (%d)\n", err
);
1783 err
= brcmf_set_wsec_mode(ndev
, sme
, sme
->mfp
== NL80211_MFP_REQUIRED
);
1785 brcmf_err("wl_set_set_cipher failed (%d)\n", err
);
1789 err
= brcmf_set_key_mgmt(ndev
, sme
);
1791 brcmf_err("wl_set_key_mgmt failed (%d)\n", err
);
1795 err
= brcmf_set_sharedkey(ndev
, sme
);
1797 brcmf_err("brcmf_set_sharedkey failed (%d)\n", err
);
1801 profile
->ssid
.SSID_len
= min_t(u32
, (u32
)sizeof(profile
->ssid
.SSID
),
1802 (u32
)sme
->ssid_len
);
1803 memcpy(&profile
->ssid
.SSID
, sme
->ssid
, profile
->ssid
.SSID_len
);
1804 if (profile
->ssid
.SSID_len
< IEEE80211_MAX_SSID_LEN
) {
1805 profile
->ssid
.SSID
[profile
->ssid
.SSID_len
] = 0;
1806 brcmf_dbg(CONN
, "SSID \"%s\", len (%d)\n", profile
->ssid
.SSID
,
1807 profile
->ssid
.SSID_len
);
1810 /* Join with specific BSSID and cached SSID
1811 * If SSID is zero join based on BSSID only
1813 join_params_size
= offsetof(struct brcmf_ext_join_params_le
, assoc_le
) +
1814 offsetof(struct brcmf_assoc_params_le
, chanspec_list
);
1816 join_params_size
+= sizeof(u16
);
1817 ext_join_params
= kzalloc(join_params_size
, GFP_KERNEL
);
1818 if (ext_join_params
== NULL
) {
1822 ext_join_params
->ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1823 memcpy(&ext_join_params
->ssid_le
.SSID
, sme
->ssid
,
1824 profile
->ssid
.SSID_len
);
1826 /* Set up join scan parameters */
1827 ext_join_params
->scan_le
.scan_type
= -1;
1828 ext_join_params
->scan_le
.home_time
= cpu_to_le32(-1);
1831 memcpy(&ext_join_params
->assoc_le
.bssid
, sme
->bssid
, ETH_ALEN
);
1833 memset(&ext_join_params
->assoc_le
.bssid
, 0xFF, ETH_ALEN
);
1836 ext_join_params
->assoc_le
.chanspec_num
= cpu_to_le32(1);
1838 ext_join_params
->assoc_le
.chanspec_list
[0] =
1839 cpu_to_le16(chanspec
);
1840 /* Increase dwell time to receive probe response or detect
1841 * beacon from target AP at a noisy air only during connect
1844 ext_join_params
->scan_le
.active_time
=
1845 cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS
);
1846 ext_join_params
->scan_le
.passive_time
=
1847 cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS
);
1848 /* To sync with presence period of VSDB GO send probe request
1849 * more frequently. Probe request will be stopped when it gets
1850 * probe response from target AP/GO.
1852 ext_join_params
->scan_le
.nprobes
=
1853 cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS
/
1854 BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS
);
1856 ext_join_params
->scan_le
.active_time
= cpu_to_le32(-1);
1857 ext_join_params
->scan_le
.passive_time
= cpu_to_le32(-1);
1858 ext_join_params
->scan_le
.nprobes
= cpu_to_le32(-1);
1861 err
= brcmf_fil_bsscfg_data_set(ifp
, "join", ext_join_params
,
1863 kfree(ext_join_params
);
1865 /* This is it. join command worked, we are done */
1868 /* join command failed, fallback to set ssid */
1869 memset(&join_params
, 0, sizeof(join_params
));
1870 join_params_size
= sizeof(join_params
.ssid_le
);
1872 memcpy(&join_params
.ssid_le
.SSID
, sme
->ssid
, profile
->ssid
.SSID_len
);
1873 join_params
.ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1876 memcpy(join_params
.params_le
.bssid
, sme
->bssid
, ETH_ALEN
);
1878 memset(join_params
.params_le
.bssid
, 0xFF, ETH_ALEN
);
1881 join_params
.params_le
.chanspec_list
[0] = cpu_to_le16(chanspec
);
1882 join_params
.params_le
.chanspec_num
= cpu_to_le32(1);
1883 join_params_size
+= sizeof(join_params
.params_le
);
1885 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
1886 &join_params
, join_params_size
);
1888 brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err
);
1892 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1893 brcmf_dbg(TRACE
, "Exit\n");
1898 brcmf_cfg80211_disconnect(struct wiphy
*wiphy
, struct net_device
*ndev
,
1901 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1902 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1903 struct brcmf_scb_val_le scbval
;
1906 brcmf_dbg(TRACE
, "Enter. Reason code = %d\n", reason_code
);
1907 if (!check_vif_up(ifp
->vif
))
1910 clear_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
);
1911 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1912 cfg80211_disconnected(ndev
, reason_code
, NULL
, 0, GFP_KERNEL
);
1914 memcpy(&scbval
.ea
, &profile
->bssid
, ETH_ALEN
);
1915 scbval
.val
= cpu_to_le32(reason_code
);
1916 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_DISASSOC
,
1917 &scbval
, sizeof(scbval
));
1919 brcmf_err("error (%d)\n", err
);
1921 brcmf_dbg(TRACE
, "Exit\n");
1926 brcmf_cfg80211_set_tx_power(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
1927 enum nl80211_tx_power_setting type
, s32 mbm
)
1930 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1931 struct net_device
*ndev
= cfg_to_ndev(cfg
);
1932 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1936 s32 dbm
= MBM_TO_DBM(mbm
);
1938 brcmf_dbg(TRACE
, "Enter\n");
1939 if (!check_vif_up(ifp
->vif
))
1943 case NL80211_TX_POWER_AUTOMATIC
:
1945 case NL80211_TX_POWER_LIMITED
:
1946 case NL80211_TX_POWER_FIXED
:
1948 brcmf_err("TX_POWER_FIXED - dbm is negative\n");
1954 /* Make sure radio is off or on as far as software is concerned */
1955 disable
= WL_RADIO_SW_DISABLE
<< 16;
1956 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_RADIO
, disable
);
1958 brcmf_err("WLC_SET_RADIO error (%d)\n", err
);
1963 txpwrmw
= (u16
) dbm
;
1964 err
= brcmf_fil_iovar_int_set(ifp
, "qtxpower",
1965 (s32
)brcmf_mw_to_qdbm(txpwrmw
));
1967 brcmf_err("qtxpower error (%d)\n", err
);
1968 cfg
->conf
->tx_power
= dbm
;
1971 brcmf_dbg(TRACE
, "Exit\n");
1975 static s32
brcmf_cfg80211_get_tx_power(struct wiphy
*wiphy
,
1976 struct wireless_dev
*wdev
,
1979 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1980 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
1985 brcmf_dbg(TRACE
, "Enter\n");
1986 if (!check_vif_up(ifp
->vif
))
1989 err
= brcmf_fil_iovar_int_get(ifp
, "qtxpower", &txpwrdbm
);
1991 brcmf_err("error (%d)\n", err
);
1995 result
= (u8
) (txpwrdbm
& ~WL_TXPWR_OVERRIDE
);
1996 *dbm
= (s32
) brcmf_qdbm_to_mw(result
);
1999 brcmf_dbg(TRACE
, "Exit\n");
2004 brcmf_cfg80211_config_default_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2005 u8 key_idx
, bool unicast
, bool multicast
)
2007 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2012 brcmf_dbg(TRACE
, "Enter\n");
2013 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2014 if (!check_vif_up(ifp
->vif
))
2017 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2019 brcmf_err("WLC_GET_WSEC error (%d)\n", err
);
2023 if (wsec
& WEP_ENABLED
) {
2024 /* Just select a new current key */
2026 err
= brcmf_fil_cmd_int_set(ifp
,
2027 BRCMF_C_SET_KEY_PRIMARY
, index
);
2029 brcmf_err("error (%d)\n", err
);
2032 brcmf_dbg(TRACE
, "Exit\n");
2037 brcmf_add_keyext(struct wiphy
*wiphy
, struct net_device
*ndev
,
2038 u8 key_idx
, const u8
*mac_addr
, struct key_params
*params
)
2040 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2041 struct brcmf_wsec_key key
;
2045 memset(&key
, 0, sizeof(key
));
2046 key
.index
= (u32
) key_idx
;
2047 /* Instead of bcast for ea address for default wep keys,
2048 driver needs it to be Null */
2049 if (!is_multicast_ether_addr(mac_addr
))
2050 memcpy((char *)&key
.ea
, (void *)mac_addr
, ETH_ALEN
);
2051 key
.len
= (u32
) params
->key_len
;
2052 /* check for key index change */
2055 err
= send_key_to_dongle(ndev
, &key
);
2057 brcmf_err("key delete error (%d)\n", err
);
2059 if (key
.len
> sizeof(key
.data
)) {
2060 brcmf_err("Invalid key length (%d)\n", key
.len
);
2064 brcmf_dbg(CONN
, "Setting the key index %d\n", key
.index
);
2065 memcpy(key
.data
, params
->key
, key
.len
);
2067 if (!brcmf_is_apmode(ifp
->vif
) &&
2068 (params
->cipher
== WLAN_CIPHER_SUITE_TKIP
)) {
2069 brcmf_dbg(CONN
, "Swapping RX/TX MIC key\n");
2070 memcpy(keybuf
, &key
.data
[24], sizeof(keybuf
));
2071 memcpy(&key
.data
[24], &key
.data
[16], sizeof(keybuf
));
2072 memcpy(&key
.data
[16], keybuf
, sizeof(keybuf
));
2075 /* if IW_ENCODE_EXT_RX_SEQ_VALID set */
2076 if (params
->seq
&& params
->seq_len
== 6) {
2079 ivptr
= (u8
*) params
->seq
;
2080 key
.rxiv
.hi
= (ivptr
[5] << 24) | (ivptr
[4] << 16) |
2081 (ivptr
[3] << 8) | ivptr
[2];
2082 key
.rxiv
.lo
= (ivptr
[1] << 8) | ivptr
[0];
2083 key
.iv_initialized
= true;
2086 switch (params
->cipher
) {
2087 case WLAN_CIPHER_SUITE_WEP40
:
2088 key
.algo
= CRYPTO_ALGO_WEP1
;
2089 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2091 case WLAN_CIPHER_SUITE_WEP104
:
2092 key
.algo
= CRYPTO_ALGO_WEP128
;
2093 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2095 case WLAN_CIPHER_SUITE_TKIP
:
2096 key
.algo
= CRYPTO_ALGO_TKIP
;
2097 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2099 case WLAN_CIPHER_SUITE_AES_CMAC
:
2100 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2101 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2103 case WLAN_CIPHER_SUITE_CCMP
:
2104 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2105 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_CCMP\n");
2108 brcmf_err("Invalid cipher (0x%x)\n", params
->cipher
);
2111 err
= send_key_to_dongle(ndev
, &key
);
2113 brcmf_err("wsec_key error (%d)\n", err
);
2119 brcmf_cfg80211_add_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2120 u8 key_idx
, bool pairwise
, const u8
*mac_addr
,
2121 struct key_params
*params
)
2123 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2124 struct brcmf_wsec_key key
;
2130 brcmf_dbg(TRACE
, "Enter\n");
2131 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2132 if (!check_vif_up(ifp
->vif
))
2136 (params
->cipher
!= WLAN_CIPHER_SUITE_WEP40
) &&
2137 (params
->cipher
!= WLAN_CIPHER_SUITE_WEP104
)) {
2138 brcmf_dbg(TRACE
, "Exit");
2139 return brcmf_add_keyext(wiphy
, ndev
, key_idx
, mac_addr
, params
);
2141 memset(&key
, 0, sizeof(key
));
2143 key
.len
= (u32
) params
->key_len
;
2144 key
.index
= (u32
) key_idx
;
2146 if (key
.len
> sizeof(key
.data
)) {
2147 brcmf_err("Too long key length (%u)\n", key
.len
);
2151 memcpy(key
.data
, params
->key
, key
.len
);
2153 key
.flags
= BRCMF_PRIMARY_KEY
;
2154 switch (params
->cipher
) {
2155 case WLAN_CIPHER_SUITE_WEP40
:
2156 key
.algo
= CRYPTO_ALGO_WEP1
;
2158 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2160 case WLAN_CIPHER_SUITE_WEP104
:
2161 key
.algo
= CRYPTO_ALGO_WEP128
;
2163 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2165 case WLAN_CIPHER_SUITE_TKIP
:
2166 if (!brcmf_is_apmode(ifp
->vif
)) {
2167 brcmf_dbg(CONN
, "Swapping RX/TX MIC key\n");
2168 memcpy(keybuf
, &key
.data
[24], sizeof(keybuf
));
2169 memcpy(&key
.data
[24], &key
.data
[16], sizeof(keybuf
));
2170 memcpy(&key
.data
[16], keybuf
, sizeof(keybuf
));
2172 key
.algo
= CRYPTO_ALGO_TKIP
;
2174 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2176 case WLAN_CIPHER_SUITE_AES_CMAC
:
2177 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2179 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2181 case WLAN_CIPHER_SUITE_CCMP
:
2182 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2184 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_CCMP\n");
2187 brcmf_err("Invalid cipher (0x%x)\n", params
->cipher
);
2192 err
= send_key_to_dongle(ndev
, &key
);
2196 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2198 brcmf_err("get wsec error (%d)\n", err
);
2202 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
2204 brcmf_err("set wsec error (%d)\n", err
);
2209 brcmf_dbg(TRACE
, "Exit\n");
2214 brcmf_cfg80211_del_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2215 u8 key_idx
, bool pairwise
, const u8
*mac_addr
)
2217 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2218 struct brcmf_wsec_key key
;
2221 brcmf_dbg(TRACE
, "Enter\n");
2222 if (!check_vif_up(ifp
->vif
))
2225 if (key_idx
>= DOT11_MAX_DEFAULT_KEYS
) {
2226 /* we ignore this key index in this case */
2227 brcmf_err("invalid key index (%d)\n", key_idx
);
2231 memset(&key
, 0, sizeof(key
));
2233 key
.index
= (u32
) key_idx
;
2234 key
.flags
= BRCMF_PRIMARY_KEY
;
2235 key
.algo
= CRYPTO_ALGO_OFF
;
2237 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2239 /* Set the new key/index */
2240 err
= send_key_to_dongle(ndev
, &key
);
2242 brcmf_dbg(TRACE
, "Exit\n");
2247 brcmf_cfg80211_get_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2248 u8 key_idx
, bool pairwise
, const u8
*mac_addr
, void *cookie
,
2249 void (*callback
) (void *cookie
, struct key_params
* params
))
2251 struct key_params params
;
2252 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2253 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
2254 struct brcmf_cfg80211_security
*sec
;
2258 brcmf_dbg(TRACE
, "Enter\n");
2259 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2260 if (!check_vif_up(ifp
->vif
))
2263 memset(¶ms
, 0, sizeof(params
));
2265 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2267 brcmf_err("WLC_GET_WSEC error (%d)\n", err
);
2268 /* Ignore this error, may happen during DISASSOC */
2272 if (wsec
& WEP_ENABLED
) {
2273 sec
= &profile
->sec
;
2274 if (sec
->cipher_pairwise
& WLAN_CIPHER_SUITE_WEP40
) {
2275 params
.cipher
= WLAN_CIPHER_SUITE_WEP40
;
2276 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2277 } else if (sec
->cipher_pairwise
& WLAN_CIPHER_SUITE_WEP104
) {
2278 params
.cipher
= WLAN_CIPHER_SUITE_WEP104
;
2279 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2281 } else if (wsec
& TKIP_ENABLED
) {
2282 params
.cipher
= WLAN_CIPHER_SUITE_TKIP
;
2283 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2284 } else if (wsec
& AES_ENABLED
) {
2285 params
.cipher
= WLAN_CIPHER_SUITE_AES_CMAC
;
2286 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2288 brcmf_err("Invalid algo (0x%x)\n", wsec
);
2292 callback(cookie
, ¶ms
);
2295 brcmf_dbg(TRACE
, "Exit\n");
2300 brcmf_cfg80211_config_default_mgmt_key(struct wiphy
*wiphy
,
2301 struct net_device
*ndev
, u8 key_idx
)
2303 brcmf_dbg(INFO
, "Not supported\n");
2309 brcmf_cfg80211_get_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
2310 const u8
*mac
, struct station_info
*sinfo
)
2312 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2313 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
2314 struct brcmf_scb_val_le scb_val
;
2318 u8
*bssid
= profile
->bssid
;
2319 struct brcmf_sta_info_le sta_info_le
;
2323 brcmf_dbg(TRACE
, "Enter, MAC %pM\n", mac
);
2324 if (!check_vif_up(ifp
->vif
))
2327 if (brcmf_is_apmode(ifp
->vif
)) {
2328 memcpy(&sta_info_le
, mac
, ETH_ALEN
);
2329 err
= brcmf_fil_iovar_data_get(ifp
, "sta_info",
2331 sizeof(sta_info_le
));
2333 brcmf_err("GET STA INFO failed, %d\n", err
);
2336 sinfo
->filled
= STATION_INFO_INACTIVE_TIME
;
2337 sinfo
->inactive_time
= le32_to_cpu(sta_info_le
.idle
) * 1000;
2338 if (le32_to_cpu(sta_info_le
.flags
) & BRCMF_STA_ASSOC
) {
2339 sinfo
->filled
|= STATION_INFO_CONNECTED_TIME
;
2340 sinfo
->connected_time
= le32_to_cpu(sta_info_le
.in
);
2342 brcmf_dbg(TRACE
, "STA idle time : %d ms, connected time :%d sec\n",
2343 sinfo
->inactive_time
, sinfo
->connected_time
);
2344 } else if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_STATION
) {
2345 if (memcmp(mac
, bssid
, ETH_ALEN
)) {
2346 brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n",
2351 /* Report the current tx rate */
2352 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_RATE
, &rate
);
2354 brcmf_err("Could not get rate (%d)\n", err
);
2357 sinfo
->filled
|= STATION_INFO_TX_BITRATE
;
2358 sinfo
->txrate
.legacy
= rate
* 5;
2359 brcmf_dbg(CONN
, "Rate %d Mbps\n", rate
/ 2);
2362 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
,
2363 &ifp
->vif
->sme_state
)) {
2364 memset(&scb_val
, 0, sizeof(scb_val
));
2365 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_RSSI
,
2366 &scb_val
, sizeof(scb_val
));
2368 brcmf_err("Could not get rssi (%d)\n", err
);
2371 rssi
= le32_to_cpu(scb_val
.val
);
2372 sinfo
->filled
|= STATION_INFO_SIGNAL
;
2373 sinfo
->signal
= rssi
;
2374 brcmf_dbg(CONN
, "RSSI %d dBm\n", rssi
);
2376 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_BCNPRD
,
2379 brcmf_err("Could not get beacon period (%d)\n",
2383 sinfo
->bss_param
.beacon_interval
=
2385 brcmf_dbg(CONN
, "Beacon peroid %d\n",
2388 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_DTIMPRD
,
2391 brcmf_err("Could not get DTIM period (%d)\n",
2395 sinfo
->bss_param
.dtim_period
= dtim_period
;
2396 brcmf_dbg(CONN
, "DTIM peroid %d\n",
2399 sinfo
->filled
|= STATION_INFO_BSS_PARAM
;
2404 brcmf_dbg(TRACE
, "Exit\n");
2409 brcmf_cfg80211_set_power_mgmt(struct wiphy
*wiphy
, struct net_device
*ndev
,
2410 bool enabled
, s32 timeout
)
2414 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2415 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2417 brcmf_dbg(TRACE
, "Enter\n");
2420 * Powersave enable/disable request is coming from the
2421 * cfg80211 even before the interface is up. In that
2422 * scenario, driver will be storing the power save
2423 * preference in cfg struct to apply this to
2424 * FW later while initializing the dongle
2426 cfg
->pwr_save
= enabled
;
2427 if (!check_vif_up(ifp
->vif
)) {
2429 brcmf_dbg(INFO
, "Device is not ready, storing the value in cfg_info struct\n");
2433 pm
= enabled
? PM_FAST
: PM_OFF
;
2434 /* Do not enable the power save after assoc if it is a p2p interface */
2435 if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_CLIENT
) {
2436 brcmf_dbg(INFO
, "Do not enable power save for P2P clients\n");
2439 brcmf_dbg(INFO
, "power save %s\n", (pm
? "enabled" : "disabled"));
2441 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, pm
);
2444 brcmf_err("net_device is not ready yet\n");
2446 brcmf_err("error (%d)\n", err
);
2449 brcmf_dbg(TRACE
, "Exit\n");
2453 static s32
brcmf_inform_single_bss(struct brcmf_cfg80211_info
*cfg
,
2454 struct brcmf_bss_info_le
*bi
)
2456 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
2457 struct ieee80211_channel
*notify_channel
;
2458 struct cfg80211_bss
*bss
;
2459 struct ieee80211_supported_band
*band
;
2460 struct brcmu_chan ch
;
2463 u16 notify_capability
;
2464 u16 notify_interval
;
2466 size_t notify_ielen
;
2469 if (le32_to_cpu(bi
->length
) > WL_BSS_INFO_MAX
) {
2470 brcmf_err("Bss info is larger than buffer. Discarding\n");
2475 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
2476 cfg
->d11inf
.decchspec(&ch
);
2477 bi
->ctl_ch
= ch
.chnum
;
2479 channel
= bi
->ctl_ch
;
2481 if (channel
<= CH_MAX_2G_CHANNEL
)
2482 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
2484 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
2486 freq
= ieee80211_channel_to_frequency(channel
, band
->band
);
2487 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
2489 notify_capability
= le16_to_cpu(bi
->capability
);
2490 notify_interval
= le16_to_cpu(bi
->beacon_period
);
2491 notify_ie
= (u8
*)bi
+ le16_to_cpu(bi
->ie_offset
);
2492 notify_ielen
= le32_to_cpu(bi
->ie_length
);
2493 notify_signal
= (s16
)le16_to_cpu(bi
->RSSI
) * 100;
2495 brcmf_dbg(CONN
, "bssid: %pM\n", bi
->BSSID
);
2496 brcmf_dbg(CONN
, "Channel: %d(%d)\n", channel
, freq
);
2497 brcmf_dbg(CONN
, "Capability: %X\n", notify_capability
);
2498 brcmf_dbg(CONN
, "Beacon interval: %d\n", notify_interval
);
2499 brcmf_dbg(CONN
, "Signal: %d\n", notify_signal
);
2501 bss
= cfg80211_inform_bss(wiphy
, notify_channel
,
2502 CFG80211_BSS_FTYPE_UNKNOWN
,
2503 (const u8
*)bi
->BSSID
,
2504 0, notify_capability
,
2505 notify_interval
, notify_ie
,
2506 notify_ielen
, notify_signal
,
2512 cfg80211_put_bss(wiphy
, bss
);
2517 static struct brcmf_bss_info_le
*
2518 next_bss_le(struct brcmf_scan_results
*list
, struct brcmf_bss_info_le
*bss
)
2521 return list
->bss_info_le
;
2522 return (struct brcmf_bss_info_le
*)((unsigned long)bss
+
2523 le32_to_cpu(bss
->length
));
2526 static s32
brcmf_inform_bss(struct brcmf_cfg80211_info
*cfg
)
2528 struct brcmf_scan_results
*bss_list
;
2529 struct brcmf_bss_info_le
*bi
= NULL
; /* must be initialized */
2533 bss_list
= (struct brcmf_scan_results
*)cfg
->escan_info
.escan_buf
;
2534 if (bss_list
->count
!= 0 &&
2535 bss_list
->version
!= BRCMF_BSS_INFO_VERSION
) {
2536 brcmf_err("Version %d != WL_BSS_INFO_VERSION\n",
2540 brcmf_dbg(SCAN
, "scanned AP count (%d)\n", bss_list
->count
);
2541 for (i
= 0; i
< bss_list
->count
; i
++) {
2542 bi
= next_bss_le(bss_list
, bi
);
2543 err
= brcmf_inform_single_bss(cfg
, bi
);
2550 static s32
wl_inform_ibss(struct brcmf_cfg80211_info
*cfg
,
2551 struct net_device
*ndev
, const u8
*bssid
)
2553 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
2554 struct ieee80211_channel
*notify_channel
;
2555 struct brcmf_bss_info_le
*bi
= NULL
;
2556 struct ieee80211_supported_band
*band
;
2557 struct cfg80211_bss
*bss
;
2558 struct brcmu_chan ch
;
2562 u16 notify_capability
;
2563 u16 notify_interval
;
2565 size_t notify_ielen
;
2568 brcmf_dbg(TRACE
, "Enter\n");
2570 buf
= kzalloc(WL_BSS_INFO_MAX
, GFP_KERNEL
);
2576 *(__le32
*)buf
= cpu_to_le32(WL_BSS_INFO_MAX
);
2578 err
= brcmf_fil_cmd_data_get(netdev_priv(ndev
), BRCMF_C_GET_BSS_INFO
,
2579 buf
, WL_BSS_INFO_MAX
);
2581 brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err
);
2585 bi
= (struct brcmf_bss_info_le
*)(buf
+ 4);
2587 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
2588 cfg
->d11inf
.decchspec(&ch
);
2590 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
2591 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
2593 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
2595 freq
= ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
2596 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
2598 notify_capability
= le16_to_cpu(bi
->capability
);
2599 notify_interval
= le16_to_cpu(bi
->beacon_period
);
2600 notify_ie
= (u8
*)bi
+ le16_to_cpu(bi
->ie_offset
);
2601 notify_ielen
= le32_to_cpu(bi
->ie_length
);
2602 notify_signal
= (s16
)le16_to_cpu(bi
->RSSI
) * 100;
2604 brcmf_dbg(CONN
, "channel: %d(%d)\n", ch
.chnum
, freq
);
2605 brcmf_dbg(CONN
, "capability: %X\n", notify_capability
);
2606 brcmf_dbg(CONN
, "beacon interval: %d\n", notify_interval
);
2607 brcmf_dbg(CONN
, "signal: %d\n", notify_signal
);
2609 bss
= cfg80211_inform_bss(wiphy
, notify_channel
,
2610 CFG80211_BSS_FTYPE_UNKNOWN
, bssid
, 0,
2611 notify_capability
, notify_interval
,
2612 notify_ie
, notify_ielen
, notify_signal
,
2620 cfg80211_put_bss(wiphy
, bss
);
2626 brcmf_dbg(TRACE
, "Exit\n");
2631 static s32
brcmf_update_bss_info(struct brcmf_cfg80211_info
*cfg
,
2632 struct brcmf_if
*ifp
)
2634 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ifp
->ndev
);
2635 struct brcmf_bss_info_le
*bi
;
2636 struct brcmf_ssid
*ssid
;
2637 const struct brcmf_tlv
*tim
;
2638 u16 beacon_interval
;
2644 brcmf_dbg(TRACE
, "Enter\n");
2645 if (brcmf_is_ibssmode(ifp
->vif
))
2648 ssid
= &profile
->ssid
;
2650 *(__le32
*)cfg
->extra_buf
= cpu_to_le32(WL_EXTRA_BUF_MAX
);
2651 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_BSS_INFO
,
2652 cfg
->extra_buf
, WL_EXTRA_BUF_MAX
);
2654 brcmf_err("Could not get bss info %d\n", err
);
2655 goto update_bss_info_out
;
2658 bi
= (struct brcmf_bss_info_le
*)(cfg
->extra_buf
+ 4);
2659 err
= brcmf_inform_single_bss(cfg
, bi
);
2661 goto update_bss_info_out
;
2663 ie
= ((u8
*)bi
) + le16_to_cpu(bi
->ie_offset
);
2664 ie_len
= le32_to_cpu(bi
->ie_length
);
2665 beacon_interval
= le16_to_cpu(bi
->beacon_period
);
2667 tim
= brcmf_parse_tlvs(ie
, ie_len
, WLAN_EID_TIM
);
2669 dtim_period
= tim
->data
[1];
2672 * active scan was done so we could not get dtim
2673 * information out of probe response.
2674 * so we speficially query dtim information to dongle.
2677 err
= brcmf_fil_iovar_int_get(ifp
, "dtim_assoc", &var
);
2679 brcmf_err("wl dtim_assoc failed (%d)\n", err
);
2680 goto update_bss_info_out
;
2682 dtim_period
= (u8
)var
;
2685 update_bss_info_out
:
2686 brcmf_dbg(TRACE
, "Exit");
2690 void brcmf_abort_scanning(struct brcmf_cfg80211_info
*cfg
)
2692 struct escan_info
*escan
= &cfg
->escan_info
;
2694 set_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
);
2695 if (cfg
->scan_request
) {
2696 escan
->escan_state
= WL_ESCAN_STATE_IDLE
;
2697 brcmf_notify_escan_complete(cfg
, escan
->ifp
, true, true);
2699 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
2700 clear_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
);
2703 static void brcmf_cfg80211_escan_timeout_worker(struct work_struct
*work
)
2705 struct brcmf_cfg80211_info
*cfg
=
2706 container_of(work
, struct brcmf_cfg80211_info
,
2707 escan_timeout_work
);
2709 brcmf_inform_bss(cfg
);
2710 brcmf_notify_escan_complete(cfg
, cfg
->escan_info
.ifp
, true, true);
2713 static void brcmf_escan_timeout(unsigned long data
)
2715 struct brcmf_cfg80211_info
*cfg
=
2716 (struct brcmf_cfg80211_info
*)data
;
2718 if (cfg
->scan_request
) {
2719 brcmf_err("timer expired\n");
2720 schedule_work(&cfg
->escan_timeout_work
);
2725 brcmf_compare_update_same_bss(struct brcmf_cfg80211_info
*cfg
,
2726 struct brcmf_bss_info_le
*bss
,
2727 struct brcmf_bss_info_le
*bss_info_le
)
2729 struct brcmu_chan ch_bss
, ch_bss_info_le
;
2731 ch_bss
.chspec
= le16_to_cpu(bss
->chanspec
);
2732 cfg
->d11inf
.decchspec(&ch_bss
);
2733 ch_bss_info_le
.chspec
= le16_to_cpu(bss_info_le
->chanspec
);
2734 cfg
->d11inf
.decchspec(&ch_bss_info_le
);
2736 if (!memcmp(&bss_info_le
->BSSID
, &bss
->BSSID
, ETH_ALEN
) &&
2737 ch_bss
.band
== ch_bss_info_le
.band
&&
2738 bss_info_le
->SSID_len
== bss
->SSID_len
&&
2739 !memcmp(bss_info_le
->SSID
, bss
->SSID
, bss_info_le
->SSID_len
)) {
2740 if ((bss
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) ==
2741 (bss_info_le
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
)) {
2742 s16 bss_rssi
= le16_to_cpu(bss
->RSSI
);
2743 s16 bss_info_rssi
= le16_to_cpu(bss_info_le
->RSSI
);
2745 /* preserve max RSSI if the measurements are
2746 * both on-channel or both off-channel
2748 if (bss_info_rssi
> bss_rssi
)
2749 bss
->RSSI
= bss_info_le
->RSSI
;
2750 } else if ((bss
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) &&
2751 (bss_info_le
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) == 0) {
2752 /* preserve the on-channel rssi measurement
2753 * if the new measurement is off channel
2755 bss
->RSSI
= bss_info_le
->RSSI
;
2756 bss
->flags
|= BRCMF_BSS_RSSI_ON_CHANNEL
;
2764 brcmf_cfg80211_escan_handler(struct brcmf_if
*ifp
,
2765 const struct brcmf_event_msg
*e
, void *data
)
2767 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
2769 struct brcmf_escan_result_le
*escan_result_le
;
2770 struct brcmf_bss_info_le
*bss_info_le
;
2771 struct brcmf_bss_info_le
*bss
= NULL
;
2773 struct brcmf_scan_results
*list
;
2779 if (!test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
2780 brcmf_err("scan not ready, bssidx=%d\n", ifp
->bssidx
);
2784 if (status
== BRCMF_E_STATUS_PARTIAL
) {
2785 brcmf_dbg(SCAN
, "ESCAN Partial result\n");
2786 escan_result_le
= (struct brcmf_escan_result_le
*) data
;
2787 if (!escan_result_le
) {
2788 brcmf_err("Invalid escan result (NULL pointer)\n");
2791 if (le16_to_cpu(escan_result_le
->bss_count
) != 1) {
2792 brcmf_err("Invalid bss_count %d: ignoring\n",
2793 escan_result_le
->bss_count
);
2796 bss_info_le
= &escan_result_le
->bss_info_le
;
2798 if (brcmf_p2p_scan_finding_common_channel(cfg
, bss_info_le
))
2801 if (!cfg
->scan_request
) {
2802 brcmf_dbg(SCAN
, "result without cfg80211 request\n");
2806 bi_length
= le32_to_cpu(bss_info_le
->length
);
2807 if (bi_length
!= (le32_to_cpu(escan_result_le
->buflen
) -
2808 WL_ESCAN_RESULTS_FIXED_SIZE
)) {
2809 brcmf_err("Invalid bss_info length %d: ignoring\n",
2814 if (!(cfg_to_wiphy(cfg
)->interface_modes
&
2815 BIT(NL80211_IFTYPE_ADHOC
))) {
2816 if (le16_to_cpu(bss_info_le
->capability
) &
2817 WLAN_CAPABILITY_IBSS
) {
2818 brcmf_err("Ignoring IBSS result\n");
2823 list
= (struct brcmf_scan_results
*)
2824 cfg
->escan_info
.escan_buf
;
2825 if (bi_length
> WL_ESCAN_BUF_SIZE
- list
->buflen
) {
2826 brcmf_err("Buffer is too small: ignoring\n");
2830 for (i
= 0; i
< list
->count
; i
++) {
2831 bss
= bss
? (struct brcmf_bss_info_le
*)
2832 ((unsigned char *)bss
+
2833 le32_to_cpu(bss
->length
)) : list
->bss_info_le
;
2834 if (brcmf_compare_update_same_bss(cfg
, bss
,
2838 memcpy(&(cfg
->escan_info
.escan_buf
[list
->buflen
]),
2839 bss_info_le
, bi_length
);
2840 list
->version
= le32_to_cpu(bss_info_le
->version
);
2841 list
->buflen
+= bi_length
;
2844 cfg
->escan_info
.escan_state
= WL_ESCAN_STATE_IDLE
;
2845 if (brcmf_p2p_scan_finding_common_channel(cfg
, NULL
))
2847 if (cfg
->scan_request
) {
2848 brcmf_inform_bss(cfg
);
2849 aborted
= status
!= BRCMF_E_STATUS_SUCCESS
;
2850 brcmf_notify_escan_complete(cfg
, ifp
, aborted
, false);
2852 brcmf_dbg(SCAN
, "Ignored scan complete result 0x%x\n",
2859 static void brcmf_init_escan(struct brcmf_cfg80211_info
*cfg
)
2861 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ESCAN_RESULT
,
2862 brcmf_cfg80211_escan_handler
);
2863 cfg
->escan_info
.escan_state
= WL_ESCAN_STATE_IDLE
;
2864 /* Init scan_timeout timer */
2865 init_timer(&cfg
->escan_timeout
);
2866 cfg
->escan_timeout
.data
= (unsigned long) cfg
;
2867 cfg
->escan_timeout
.function
= brcmf_escan_timeout
;
2868 INIT_WORK(&cfg
->escan_timeout_work
,
2869 brcmf_cfg80211_escan_timeout_worker
);
2872 static __always_inline
void brcmf_delay(u32 ms
)
2874 if (ms
< 1000 / HZ
) {
2882 static s32
brcmf_config_wowl_pattern(struct brcmf_if
*ifp
, u8 cmd
[4],
2883 u8
*pattern
, u32 patternsize
, u8
*mask
,
2886 struct brcmf_fil_wowl_pattern_le
*filter
;
2893 masksize
= (patternsize
+ 7) / 8;
2894 patternoffset
= sizeof(*filter
) - sizeof(filter
->cmd
) + masksize
;
2896 bufsize
= sizeof(*filter
) + patternsize
+ masksize
;
2897 buf
= kzalloc(bufsize
, GFP_KERNEL
);
2900 filter
= (struct brcmf_fil_wowl_pattern_le
*)buf
;
2902 memcpy(filter
->cmd
, cmd
, 4);
2903 filter
->masksize
= cpu_to_le32(masksize
);
2904 filter
->offset
= cpu_to_le32(packet_offset
);
2905 filter
->patternoffset
= cpu_to_le32(patternoffset
);
2906 filter
->patternsize
= cpu_to_le32(patternsize
);
2907 filter
->type
= cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP
);
2909 if ((mask
) && (masksize
))
2910 memcpy(buf
+ sizeof(*filter
), mask
, masksize
);
2911 if ((pattern
) && (patternsize
))
2912 memcpy(buf
+ sizeof(*filter
) + masksize
, pattern
, patternsize
);
2914 ret
= brcmf_fil_iovar_data_set(ifp
, "wowl_pattern", buf
, bufsize
);
2920 static s32
brcmf_cfg80211_resume(struct wiphy
*wiphy
)
2922 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2923 struct net_device
*ndev
= cfg_to_ndev(cfg
);
2924 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2926 brcmf_dbg(TRACE
, "Enter\n");
2928 if (cfg
->wowl_enabled
) {
2929 brcmf_configure_arp_offload(ifp
, true);
2930 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
,
2931 cfg
->pre_wowl_pmmode
);
2932 brcmf_fil_iovar_int_set(ifp
, "wowl_clear", 0);
2933 brcmf_config_wowl_pattern(ifp
, "clr", NULL
, 0, NULL
, 0);
2934 cfg
->wowl_enabled
= false;
2939 static void brcmf_configure_wowl(struct brcmf_cfg80211_info
*cfg
,
2940 struct brcmf_if
*ifp
,
2941 struct cfg80211_wowlan
*wowl
)
2946 brcmf_dbg(TRACE
, "Suspend, wowl config.\n");
2948 brcmf_configure_arp_offload(ifp
, false);
2949 brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_PM
, &cfg
->pre_wowl_pmmode
);
2950 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, PM_MAX
);
2953 if (wowl
->disconnect
)
2954 wowl_config
= BRCMF_WOWL_DIS
| BRCMF_WOWL_BCN
| BRCMF_WOWL_RETR
;
2955 if (wowl
->magic_pkt
)
2956 wowl_config
|= BRCMF_WOWL_MAGIC
;
2957 if ((wowl
->patterns
) && (wowl
->n_patterns
)) {
2958 wowl_config
|= BRCMF_WOWL_NET
;
2959 for (i
= 0; i
< wowl
->n_patterns
; i
++) {
2960 brcmf_config_wowl_pattern(ifp
, "add",
2961 (u8
*)wowl
->patterns
[i
].pattern
,
2962 wowl
->patterns
[i
].pattern_len
,
2963 (u8
*)wowl
->patterns
[i
].mask
,
2964 wowl
->patterns
[i
].pkt_offset
);
2967 brcmf_fil_iovar_int_set(ifp
, "wowl", wowl_config
);
2968 brcmf_fil_iovar_int_set(ifp
, "wowl_activate", 1);
2969 brcmf_bus_wowl_config(cfg
->pub
->bus_if
, true);
2970 cfg
->wowl_enabled
= true;
2973 static s32
brcmf_cfg80211_suspend(struct wiphy
*wiphy
,
2974 struct cfg80211_wowlan
*wowl
)
2976 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2977 struct net_device
*ndev
= cfg_to_ndev(cfg
);
2978 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2979 struct brcmf_cfg80211_vif
*vif
;
2981 brcmf_dbg(TRACE
, "Enter\n");
2983 /* if the primary net_device is not READY there is nothing
2984 * we can do but pray resume goes smoothly.
2986 if (!check_vif_up(ifp
->vif
))
2989 /* end any scanning */
2990 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
))
2991 brcmf_abort_scanning(cfg
);
2994 brcmf_bus_wowl_config(cfg
->pub
->bus_if
, false);
2995 list_for_each_entry(vif
, &cfg
->vif_list
, list
) {
2996 if (!test_bit(BRCMF_VIF_STATUS_READY
, &vif
->sme_state
))
2998 /* While going to suspend if associated with AP
2999 * disassociate from AP to save power while system is
3000 * in suspended state
3002 brcmf_link_down(vif
);
3003 /* Make sure WPA_Supplicant receives all the event
3004 * generated due to DISASSOC call to the fw to keep
3005 * the state fw and WPA_Supplicant state consistent
3010 brcmf_set_mpc(ifp
, 1);
3013 /* Configure WOWL paramaters */
3014 brcmf_configure_wowl(cfg
, ifp
, wowl
);
3018 brcmf_dbg(TRACE
, "Exit\n");
3019 /* clear any scanning activity */
3020 cfg
->scan_status
= 0;
3025 brcmf_update_pmklist(struct net_device
*ndev
,
3026 struct brcmf_cfg80211_pmk_list
*pmk_list
, s32 err
)
3031 pmkid_len
= le32_to_cpu(pmk_list
->pmkids
.npmkid
);
3033 brcmf_dbg(CONN
, "No of elements %d\n", pmkid_len
);
3034 for (i
= 0; i
< pmkid_len
; i
++) {
3035 brcmf_dbg(CONN
, "PMKID[%d]: %pM =\n", i
,
3036 &pmk_list
->pmkids
.pmkid
[i
].BSSID
);
3037 for (j
= 0; j
< WLAN_PMKID_LEN
; j
++)
3038 brcmf_dbg(CONN
, "%02x\n",
3039 pmk_list
->pmkids
.pmkid
[i
].PMKID
[j
]);
3043 brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pmkid_info",
3044 (char *)pmk_list
, sizeof(*pmk_list
));
3050 brcmf_cfg80211_set_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
,
3051 struct cfg80211_pmksa
*pmksa
)
3053 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3054 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3055 struct pmkid_list
*pmkids
= &cfg
->pmk_list
->pmkids
;
3059 brcmf_dbg(TRACE
, "Enter\n");
3060 if (!check_vif_up(ifp
->vif
))
3063 pmkid_len
= le32_to_cpu(pmkids
->npmkid
);
3064 for (i
= 0; i
< pmkid_len
; i
++)
3065 if (!memcmp(pmksa
->bssid
, pmkids
->pmkid
[i
].BSSID
, ETH_ALEN
))
3067 if (i
< WL_NUM_PMKIDS_MAX
) {
3068 memcpy(pmkids
->pmkid
[i
].BSSID
, pmksa
->bssid
, ETH_ALEN
);
3069 memcpy(pmkids
->pmkid
[i
].PMKID
, pmksa
->pmkid
, WLAN_PMKID_LEN
);
3070 if (i
== pmkid_len
) {
3072 pmkids
->npmkid
= cpu_to_le32(pmkid_len
);
3077 brcmf_dbg(CONN
, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n",
3078 pmkids
->pmkid
[pmkid_len
].BSSID
);
3079 for (i
= 0; i
< WLAN_PMKID_LEN
; i
++)
3080 brcmf_dbg(CONN
, "%02x\n", pmkids
->pmkid
[pmkid_len
].PMKID
[i
]);
3082 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3084 brcmf_dbg(TRACE
, "Exit\n");
3089 brcmf_cfg80211_del_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
,
3090 struct cfg80211_pmksa
*pmksa
)
3092 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3093 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3094 struct pmkid_list pmkid
;
3098 brcmf_dbg(TRACE
, "Enter\n");
3099 if (!check_vif_up(ifp
->vif
))
3102 memcpy(&pmkid
.pmkid
[0].BSSID
, pmksa
->bssid
, ETH_ALEN
);
3103 memcpy(&pmkid
.pmkid
[0].PMKID
, pmksa
->pmkid
, WLAN_PMKID_LEN
);
3105 brcmf_dbg(CONN
, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n",
3106 &pmkid
.pmkid
[0].BSSID
);
3107 for (i
= 0; i
< WLAN_PMKID_LEN
; i
++)
3108 brcmf_dbg(CONN
, "%02x\n", pmkid
.pmkid
[0].PMKID
[i
]);
3110 pmkid_len
= le32_to_cpu(cfg
->pmk_list
->pmkids
.npmkid
);
3111 for (i
= 0; i
< pmkid_len
; i
++)
3113 (pmksa
->bssid
, &cfg
->pmk_list
->pmkids
.pmkid
[i
].BSSID
,
3118 && (i
< pmkid_len
)) {
3119 memset(&cfg
->pmk_list
->pmkids
.pmkid
[i
], 0,
3120 sizeof(struct pmkid
));
3121 for (; i
< (pmkid_len
- 1); i
++) {
3122 memcpy(&cfg
->pmk_list
->pmkids
.pmkid
[i
].BSSID
,
3123 &cfg
->pmk_list
->pmkids
.pmkid
[i
+ 1].BSSID
,
3125 memcpy(&cfg
->pmk_list
->pmkids
.pmkid
[i
].PMKID
,
3126 &cfg
->pmk_list
->pmkids
.pmkid
[i
+ 1].PMKID
,
3129 cfg
->pmk_list
->pmkids
.npmkid
= cpu_to_le32(pmkid_len
- 1);
3133 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3135 brcmf_dbg(TRACE
, "Exit\n");
3141 brcmf_cfg80211_flush_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
)
3143 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3144 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3147 brcmf_dbg(TRACE
, "Enter\n");
3148 if (!check_vif_up(ifp
->vif
))
3151 memset(cfg
->pmk_list
, 0, sizeof(*cfg
->pmk_list
));
3152 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3154 brcmf_dbg(TRACE
, "Exit\n");
3160 * PFN result doesn't have all the info which are
3161 * required by the supplicant
3162 * (For e.g IEs) Do a target Escan so that sched scan results are reported
3163 * via wl_inform_single_bss in the required format. Escan does require the
3164 * scan request in the form of cfg80211_scan_request. For timebeing, create
3165 * cfg80211_scan_request one out of the received PNO event.
3168 brcmf_notify_sched_scan_results(struct brcmf_if
*ifp
,
3169 const struct brcmf_event_msg
*e
, void *data
)
3171 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
3172 struct brcmf_pno_net_info_le
*netinfo
, *netinfo_start
;
3173 struct cfg80211_scan_request
*request
= NULL
;
3174 struct cfg80211_ssid
*ssid
= NULL
;
3175 struct ieee80211_channel
*channel
= NULL
;
3176 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
3178 int channel_req
= 0;
3180 struct brcmf_pno_scanresults_le
*pfn_result
;
3184 brcmf_dbg(SCAN
, "Enter\n");
3186 if (e
->event_code
== BRCMF_E_PFN_NET_LOST
) {
3187 brcmf_dbg(SCAN
, "PFN NET LOST event. Do Nothing\n");
3191 pfn_result
= (struct brcmf_pno_scanresults_le
*)data
;
3192 result_count
= le32_to_cpu(pfn_result
->count
);
3193 status
= le32_to_cpu(pfn_result
->status
);
3196 * PFN event is limited to fit 512 bytes so we may get
3197 * multiple NET_FOUND events. For now place a warning here.
3199 WARN_ON(status
!= BRCMF_PNO_SCAN_COMPLETE
);
3200 brcmf_dbg(SCAN
, "PFN NET FOUND event. count: %d\n", result_count
);
3201 if (result_count
> 0) {
3204 request
= kzalloc(sizeof(*request
), GFP_KERNEL
);
3205 ssid
= kcalloc(result_count
, sizeof(*ssid
), GFP_KERNEL
);
3206 channel
= kcalloc(result_count
, sizeof(*channel
), GFP_KERNEL
);
3207 if (!request
|| !ssid
|| !channel
) {
3212 request
->wiphy
= wiphy
;
3213 data
+= sizeof(struct brcmf_pno_scanresults_le
);
3214 netinfo_start
= (struct brcmf_pno_net_info_le
*)data
;
3216 for (i
= 0; i
< result_count
; i
++) {
3217 netinfo
= &netinfo_start
[i
];
3219 brcmf_err("Invalid netinfo ptr. index: %d\n",
3225 brcmf_dbg(SCAN
, "SSID:%s Channel:%d\n",
3226 netinfo
->SSID
, netinfo
->channel
);
3227 memcpy(ssid
[i
].ssid
, netinfo
->SSID
, netinfo
->SSID_len
);
3228 ssid
[i
].ssid_len
= netinfo
->SSID_len
;
3231 channel_req
= netinfo
->channel
;
3232 if (channel_req
<= CH_MAX_2G_CHANNEL
)
3233 band
= NL80211_BAND_2GHZ
;
3235 band
= NL80211_BAND_5GHZ
;
3236 channel
[i
].center_freq
=
3237 ieee80211_channel_to_frequency(channel_req
,
3239 channel
[i
].band
= band
;
3240 channel
[i
].flags
|= IEEE80211_CHAN_NO_HT40
;
3241 request
->channels
[i
] = &channel
[i
];
3242 request
->n_channels
++;
3245 /* assign parsed ssid array */
3246 if (request
->n_ssids
)
3247 request
->ssids
= &ssid
[0];
3249 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
3250 /* Abort any on-going scan */
3251 brcmf_abort_scanning(cfg
);
3254 set_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
3255 cfg
->escan_info
.run
= brcmf_run_escan
;
3256 err
= brcmf_do_escan(cfg
, wiphy
, ifp
, request
);
3258 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
3261 cfg
->sched_escan
= true;
3262 cfg
->scan_request
= request
;
3264 brcmf_err("FALSE PNO Event. (pfn_count == 0)\n");
3277 cfg80211_sched_scan_stopped(wiphy
);
3281 static int brcmf_dev_pno_clean(struct net_device
*ndev
)
3286 ret
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "pfn", 0);
3289 ret
= brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pfnclear",
3293 brcmf_err("failed code %d\n", ret
);
3298 static int brcmf_dev_pno_config(struct net_device
*ndev
)
3300 struct brcmf_pno_param_le pfn_param
;
3302 memset(&pfn_param
, 0, sizeof(pfn_param
));
3303 pfn_param
.version
= cpu_to_le32(BRCMF_PNO_VERSION
);
3305 /* set extra pno params */
3306 pfn_param
.flags
= cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT
);
3307 pfn_param
.repeat
= BRCMF_PNO_REPEAT
;
3308 pfn_param
.exp
= BRCMF_PNO_FREQ_EXPO_MAX
;
3310 /* set up pno scan fr */
3311 pfn_param
.scan_freq
= cpu_to_le32(BRCMF_PNO_TIME
);
3313 return brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pfn_set",
3314 &pfn_param
, sizeof(pfn_param
));
3318 brcmf_cfg80211_sched_scan_start(struct wiphy
*wiphy
,
3319 struct net_device
*ndev
,
3320 struct cfg80211_sched_scan_request
*request
)
3322 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3323 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
3324 struct brcmf_pno_net_param_le pfn
;
3328 brcmf_dbg(SCAN
, "Enter n_match_sets:%d n_ssids:%d\n",
3329 request
->n_match_sets
, request
->n_ssids
);
3330 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
3331 brcmf_err("Scanning already: status (%lu)\n", cfg
->scan_status
);
3334 if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
)) {
3335 brcmf_err("Scanning suppressed: status (%lu)\n",
3340 if (!request
->n_ssids
|| !request
->n_match_sets
) {
3341 brcmf_dbg(SCAN
, "Invalid sched scan req!! n_ssids:%d\n",
3346 if (request
->n_ssids
> 0) {
3347 for (i
= 0; i
< request
->n_ssids
; i
++) {
3348 /* Active scan req for ssids */
3349 brcmf_dbg(SCAN
, ">>> Active scan req for ssid (%s)\n",
3350 request
->ssids
[i
].ssid
);
3353 * match_set ssids is a supert set of n_ssid list,
3354 * so we need not add these set seperately.
3359 if (request
->n_match_sets
> 0) {
3360 /* clean up everything */
3361 ret
= brcmf_dev_pno_clean(ndev
);
3363 brcmf_err("failed error=%d\n", ret
);
3368 ret
= brcmf_dev_pno_config(ndev
);
3370 brcmf_err("PNO setup failed!! ret=%d\n", ret
);
3374 /* configure each match set */
3375 for (i
= 0; i
< request
->n_match_sets
; i
++) {
3376 struct cfg80211_ssid
*ssid
;
3379 ssid
= &request
->match_sets
[i
].ssid
;
3380 ssid_len
= ssid
->ssid_len
;
3383 brcmf_err("skip broadcast ssid\n");
3386 pfn
.auth
= cpu_to_le32(WLAN_AUTH_OPEN
);
3387 pfn
.wpa_auth
= cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY
);
3388 pfn
.wsec
= cpu_to_le32(0);
3389 pfn
.infra
= cpu_to_le32(1);
3390 pfn
.flags
= cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT
);
3391 pfn
.ssid
.SSID_len
= cpu_to_le32(ssid_len
);
3392 memcpy(pfn
.ssid
.SSID
, ssid
->ssid
, ssid_len
);
3393 ret
= brcmf_fil_iovar_data_set(ifp
, "pfn_add", &pfn
,
3395 brcmf_dbg(SCAN
, ">>> PNO filter %s for ssid (%s)\n",
3396 ret
== 0 ? "set" : "failed", ssid
->ssid
);
3398 /* Enable the PNO */
3399 if (brcmf_fil_iovar_int_set(ifp
, "pfn", 1) < 0) {
3400 brcmf_err("PNO enable failed!! ret=%d\n", ret
);
3410 static int brcmf_cfg80211_sched_scan_stop(struct wiphy
*wiphy
,
3411 struct net_device
*ndev
)
3413 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3415 brcmf_dbg(SCAN
, "enter\n");
3416 brcmf_dev_pno_clean(ndev
);
3417 if (cfg
->sched_escan
)
3418 brcmf_notify_escan_complete(cfg
, netdev_priv(ndev
), true, true);
3422 static s32
brcmf_configure_opensecurity(struct brcmf_if
*ifp
)
3427 err
= brcmf_fil_bsscfg_int_set(ifp
, "auth", 0);
3429 brcmf_err("auth error %d\n", err
);
3433 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", 0);
3435 brcmf_err("wsec error %d\n", err
);
3438 /* set upper-layer auth */
3439 err
= brcmf_fil_bsscfg_int_set(ifp
, "wpa_auth", WPA_AUTH_NONE
);
3441 brcmf_err("wpa_auth error %d\n", err
);
3448 static bool brcmf_valid_wpa_oui(u8
*oui
, bool is_rsn_ie
)
3451 return (memcmp(oui
, RSN_OUI
, TLV_OUI_LEN
) == 0);
3453 return (memcmp(oui
, WPA_OUI
, TLV_OUI_LEN
) == 0);
3457 brcmf_configure_wpaie(struct brcmf_if
*ifp
,
3458 const struct brcmf_vs_tlv
*wpa_ie
,
3461 u32 auth
= 0; /* d11 open authentication */
3473 u32 wme_bss_disable
;
3475 brcmf_dbg(TRACE
, "Enter\n");
3479 len
= wpa_ie
->len
+ TLV_HDR_LEN
;
3480 data
= (u8
*)wpa_ie
;
3481 offset
= TLV_HDR_LEN
;
3483 offset
+= VS_IE_FIXED_HDR_LEN
;
3485 offset
+= WPA_IE_VERSION_LEN
;
3487 /* check for multicast cipher suite */
3488 if (offset
+ WPA_IE_MIN_OUI_LEN
> len
) {
3490 brcmf_err("no multicast cipher suite\n");
3494 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3496 brcmf_err("ivalid OUI\n");
3499 offset
+= TLV_OUI_LEN
;
3501 /* pick up multicast cipher */
3502 switch (data
[offset
]) {
3503 case WPA_CIPHER_NONE
:
3506 case WPA_CIPHER_WEP_40
:
3507 case WPA_CIPHER_WEP_104
:
3510 case WPA_CIPHER_TKIP
:
3511 gval
= TKIP_ENABLED
;
3513 case WPA_CIPHER_AES_CCM
:
3518 brcmf_err("Invalid multi cast cipher info\n");
3523 /* walk thru unicast cipher list and pick up what we recognize */
3524 count
= data
[offset
] + (data
[offset
+ 1] << 8);
3525 offset
+= WPA_IE_SUITE_COUNT_LEN
;
3526 /* Check for unicast suite(s) */
3527 if (offset
+ (WPA_IE_MIN_OUI_LEN
* count
) > len
) {
3529 brcmf_err("no unicast cipher suite\n");
3532 for (i
= 0; i
< count
; i
++) {
3533 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3535 brcmf_err("ivalid OUI\n");
3538 offset
+= TLV_OUI_LEN
;
3539 switch (data
[offset
]) {
3540 case WPA_CIPHER_NONE
:
3542 case WPA_CIPHER_WEP_40
:
3543 case WPA_CIPHER_WEP_104
:
3544 pval
|= WEP_ENABLED
;
3546 case WPA_CIPHER_TKIP
:
3547 pval
|= TKIP_ENABLED
;
3549 case WPA_CIPHER_AES_CCM
:
3550 pval
|= AES_ENABLED
;
3553 brcmf_err("Ivalid unicast security info\n");
3557 /* walk thru auth management suite list and pick up what we recognize */
3558 count
= data
[offset
] + (data
[offset
+ 1] << 8);
3559 offset
+= WPA_IE_SUITE_COUNT_LEN
;
3560 /* Check for auth key management suite(s) */
3561 if (offset
+ (WPA_IE_MIN_OUI_LEN
* count
) > len
) {
3563 brcmf_err("no auth key mgmt suite\n");
3566 for (i
= 0; i
< count
; i
++) {
3567 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3569 brcmf_err("ivalid OUI\n");
3572 offset
+= TLV_OUI_LEN
;
3573 switch (data
[offset
]) {
3575 brcmf_dbg(TRACE
, "RSN_AKM_NONE\n");
3576 wpa_auth
|= WPA_AUTH_NONE
;
3578 case RSN_AKM_UNSPECIFIED
:
3579 brcmf_dbg(TRACE
, "RSN_AKM_UNSPECIFIED\n");
3580 is_rsn_ie
? (wpa_auth
|= WPA2_AUTH_UNSPECIFIED
) :
3581 (wpa_auth
|= WPA_AUTH_UNSPECIFIED
);
3584 brcmf_dbg(TRACE
, "RSN_AKM_PSK\n");
3585 is_rsn_ie
? (wpa_auth
|= WPA2_AUTH_PSK
) :
3586 (wpa_auth
|= WPA_AUTH_PSK
);
3589 brcmf_err("Ivalid key mgmt info\n");
3595 wme_bss_disable
= 1;
3596 if ((offset
+ RSN_CAP_LEN
) <= len
) {
3597 rsn_cap
= data
[offset
] + (data
[offset
+ 1] << 8);
3598 if (rsn_cap
& RSN_CAP_PTK_REPLAY_CNTR_MASK
)
3599 wme_bss_disable
= 0;
3601 /* set wme_bss_disable to sync RSN Capabilities */
3602 err
= brcmf_fil_bsscfg_int_set(ifp
, "wme_bss_disable",
3605 brcmf_err("wme_bss_disable error %d\n", err
);
3609 /* FOR WPS , set SES_OW_ENABLED */
3610 wsec
= (pval
| gval
| SES_OW_ENABLED
);
3613 err
= brcmf_fil_bsscfg_int_set(ifp
, "auth", auth
);
3615 brcmf_err("auth error %d\n", err
);
3619 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
3621 brcmf_err("wsec error %d\n", err
);
3624 /* set upper-layer auth */
3625 err
= brcmf_fil_bsscfg_int_set(ifp
, "wpa_auth", wpa_auth
);
3627 brcmf_err("wpa_auth error %d\n", err
);
3636 brcmf_parse_vndr_ies(const u8
*vndr_ie_buf
, u32 vndr_ie_len
,
3637 struct parsed_vndr_ies
*vndr_ies
)
3639 struct brcmf_vs_tlv
*vndrie
;
3640 struct brcmf_tlv
*ie
;
3641 struct parsed_vndr_ie_info
*parsed_info
;
3644 remaining_len
= (s32
)vndr_ie_len
;
3645 memset(vndr_ies
, 0, sizeof(*vndr_ies
));
3647 ie
= (struct brcmf_tlv
*)vndr_ie_buf
;
3649 if (ie
->id
!= WLAN_EID_VENDOR_SPECIFIC
)
3651 vndrie
= (struct brcmf_vs_tlv
*)ie
;
3652 /* len should be bigger than OUI length + one */
3653 if (vndrie
->len
< (VS_IE_FIXED_HDR_LEN
- TLV_HDR_LEN
+ 1)) {
3654 brcmf_err("invalid vndr ie. length is too small %d\n",
3658 /* if wpa or wme ie, do not add ie */
3659 if (!memcmp(vndrie
->oui
, (u8
*)WPA_OUI
, TLV_OUI_LEN
) &&
3660 ((vndrie
->oui_type
== WPA_OUI_TYPE
) ||
3661 (vndrie
->oui_type
== WME_OUI_TYPE
))) {
3662 brcmf_dbg(TRACE
, "Found WPA/WME oui. Do not add it\n");
3666 parsed_info
= &vndr_ies
->ie_info
[vndr_ies
->count
];
3668 /* save vndr ie information */
3669 parsed_info
->ie_ptr
= (char *)vndrie
;
3670 parsed_info
->ie_len
= vndrie
->len
+ TLV_HDR_LEN
;
3671 memcpy(&parsed_info
->vndrie
, vndrie
, sizeof(*vndrie
));
3675 brcmf_dbg(TRACE
, "** OUI %02x %02x %02x, type 0x%02x\n",
3676 parsed_info
->vndrie
.oui
[0],
3677 parsed_info
->vndrie
.oui
[1],
3678 parsed_info
->vndrie
.oui
[2],
3679 parsed_info
->vndrie
.oui_type
);
3681 if (vndr_ies
->count
>= VNDR_IE_PARSE_LIMIT
)
3684 remaining_len
-= (ie
->len
+ TLV_HDR_LEN
);
3685 if (remaining_len
<= TLV_HDR_LEN
)
3688 ie
= (struct brcmf_tlv
*)(((u8
*)ie
) + ie
->len
+
3695 brcmf_vndr_ie(u8
*iebuf
, s32 pktflag
, u8
*ie_ptr
, u32 ie_len
, s8
*add_del_cmd
)
3701 strncpy(iebuf
, add_del_cmd
, VNDR_IE_CMD_LEN
- 1);
3702 iebuf
[VNDR_IE_CMD_LEN
- 1] = '\0';
3704 iecount_le
= cpu_to_le32(1);
3705 memcpy(&iebuf
[VNDR_IE_COUNT_OFFSET
], &iecount_le
, sizeof(iecount_le
));
3707 pktflag_le
= cpu_to_le32(pktflag
);
3708 memcpy(&iebuf
[VNDR_IE_PKTFLAG_OFFSET
], &pktflag_le
, sizeof(pktflag_le
));
3710 memcpy(&iebuf
[VNDR_IE_VSIE_OFFSET
], ie_ptr
, ie_len
);
3712 return ie_len
+ VNDR_IE_HDR_SIZE
;
3715 s32
brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif
*vif
, s32 pktflag
,
3716 const u8
*vndr_ie_buf
, u32 vndr_ie_len
)
3718 struct brcmf_if
*ifp
;
3719 struct vif_saved_ie
*saved_ie
;
3723 u8
*mgmt_ie_buf
= NULL
;
3724 int mgmt_ie_buf_len
;
3726 u32 del_add_ie_buf_len
= 0;
3727 u32 total_ie_buf_len
= 0;
3728 u32 parsed_ie_buf_len
= 0;
3729 struct parsed_vndr_ies old_vndr_ies
;
3730 struct parsed_vndr_ies new_vndr_ies
;
3731 struct parsed_vndr_ie_info
*vndrie_info
;
3734 int remained_buf_len
;
3739 saved_ie
= &vif
->saved_ie
;
3741 brcmf_dbg(TRACE
, "bssidx %d, pktflag : 0x%02X\n", ifp
->bssidx
, pktflag
);
3742 iovar_ie_buf
= kzalloc(WL_EXTRA_BUF_MAX
, GFP_KERNEL
);
3745 curr_ie_buf
= iovar_ie_buf
;
3747 case BRCMF_VNDR_IE_PRBREQ_FLAG
:
3748 mgmt_ie_buf
= saved_ie
->probe_req_ie
;
3749 mgmt_ie_len
= &saved_ie
->probe_req_ie_len
;
3750 mgmt_ie_buf_len
= sizeof(saved_ie
->probe_req_ie
);
3752 case BRCMF_VNDR_IE_PRBRSP_FLAG
:
3753 mgmt_ie_buf
= saved_ie
->probe_res_ie
;
3754 mgmt_ie_len
= &saved_ie
->probe_res_ie_len
;
3755 mgmt_ie_buf_len
= sizeof(saved_ie
->probe_res_ie
);
3757 case BRCMF_VNDR_IE_BEACON_FLAG
:
3758 mgmt_ie_buf
= saved_ie
->beacon_ie
;
3759 mgmt_ie_len
= &saved_ie
->beacon_ie_len
;
3760 mgmt_ie_buf_len
= sizeof(saved_ie
->beacon_ie
);
3762 case BRCMF_VNDR_IE_ASSOCREQ_FLAG
:
3763 mgmt_ie_buf
= saved_ie
->assoc_req_ie
;
3764 mgmt_ie_len
= &saved_ie
->assoc_req_ie_len
;
3765 mgmt_ie_buf_len
= sizeof(saved_ie
->assoc_req_ie
);
3769 brcmf_err("not suitable type\n");
3773 if (vndr_ie_len
> mgmt_ie_buf_len
) {
3775 brcmf_err("extra IE size too big\n");
3779 /* parse and save new vndr_ie in curr_ie_buff before comparing it */
3780 if (vndr_ie_buf
&& vndr_ie_len
&& curr_ie_buf
) {
3782 brcmf_parse_vndr_ies(vndr_ie_buf
, vndr_ie_len
, &new_vndr_ies
);
3783 for (i
= 0; i
< new_vndr_ies
.count
; i
++) {
3784 vndrie_info
= &new_vndr_ies
.ie_info
[i
];
3785 memcpy(ptr
+ parsed_ie_buf_len
, vndrie_info
->ie_ptr
,
3786 vndrie_info
->ie_len
);
3787 parsed_ie_buf_len
+= vndrie_info
->ie_len
;
3791 if (mgmt_ie_buf
&& *mgmt_ie_len
) {
3792 if (parsed_ie_buf_len
&& (parsed_ie_buf_len
== *mgmt_ie_len
) &&
3793 (memcmp(mgmt_ie_buf
, curr_ie_buf
,
3794 parsed_ie_buf_len
) == 0)) {
3795 brcmf_dbg(TRACE
, "Previous mgmt IE equals to current IE\n");
3799 /* parse old vndr_ie */
3800 brcmf_parse_vndr_ies(mgmt_ie_buf
, *mgmt_ie_len
, &old_vndr_ies
);
3802 /* make a command to delete old ie */
3803 for (i
= 0; i
< old_vndr_ies
.count
; i
++) {
3804 vndrie_info
= &old_vndr_ies
.ie_info
[i
];
3806 brcmf_dbg(TRACE
, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n",
3807 vndrie_info
->vndrie
.id
,
3808 vndrie_info
->vndrie
.len
,
3809 vndrie_info
->vndrie
.oui
[0],
3810 vndrie_info
->vndrie
.oui
[1],
3811 vndrie_info
->vndrie
.oui
[2]);
3813 del_add_ie_buf_len
= brcmf_vndr_ie(curr_ie_buf
, pktflag
,
3814 vndrie_info
->ie_ptr
,
3815 vndrie_info
->ie_len
,
3817 curr_ie_buf
+= del_add_ie_buf_len
;
3818 total_ie_buf_len
+= del_add_ie_buf_len
;
3823 /* Add if there is any extra IE */
3824 if (mgmt_ie_buf
&& parsed_ie_buf_len
) {
3827 remained_buf_len
= mgmt_ie_buf_len
;
3829 /* make a command to add new ie */
3830 for (i
= 0; i
< new_vndr_ies
.count
; i
++) {
3831 vndrie_info
= &new_vndr_ies
.ie_info
[i
];
3833 /* verify remained buf size before copy data */
3834 if (remained_buf_len
< (vndrie_info
->vndrie
.len
+
3835 VNDR_IE_VSIE_OFFSET
)) {
3836 brcmf_err("no space in mgmt_ie_buf: len left %d",
3840 remained_buf_len
-= (vndrie_info
->ie_len
+
3841 VNDR_IE_VSIE_OFFSET
);
3843 brcmf_dbg(TRACE
, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n",
3844 vndrie_info
->vndrie
.id
,
3845 vndrie_info
->vndrie
.len
,
3846 vndrie_info
->vndrie
.oui
[0],
3847 vndrie_info
->vndrie
.oui
[1],
3848 vndrie_info
->vndrie
.oui
[2]);
3850 del_add_ie_buf_len
= brcmf_vndr_ie(curr_ie_buf
, pktflag
,
3851 vndrie_info
->ie_ptr
,
3852 vndrie_info
->ie_len
,
3855 /* save the parsed IE in wl struct */
3856 memcpy(ptr
+ (*mgmt_ie_len
), vndrie_info
->ie_ptr
,
3857 vndrie_info
->ie_len
);
3858 *mgmt_ie_len
+= vndrie_info
->ie_len
;
3860 curr_ie_buf
+= del_add_ie_buf_len
;
3861 total_ie_buf_len
+= del_add_ie_buf_len
;
3864 if (total_ie_buf_len
) {
3865 err
= brcmf_fil_bsscfg_data_set(ifp
, "vndr_ie", iovar_ie_buf
,
3868 brcmf_err("vndr ie set error : %d\n", err
);
3872 kfree(iovar_ie_buf
);
3876 s32
brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif
*vif
)
3879 BRCMF_VNDR_IE_PRBREQ_FLAG
,
3880 BRCMF_VNDR_IE_PRBRSP_FLAG
,
3881 BRCMF_VNDR_IE_BEACON_FLAG
3885 for (i
= 0; i
< ARRAY_SIZE(pktflags
); i
++)
3886 brcmf_vif_set_mgmt_ie(vif
, pktflags
[i
], NULL
, 0);
3888 memset(&vif
->saved_ie
, 0, sizeof(vif
->saved_ie
));
3893 brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif
*vif
,
3894 struct cfg80211_beacon_data
*beacon
)
3898 /* Set Beacon IEs to FW */
3899 err
= brcmf_vif_set_mgmt_ie(vif
, BRCMF_VNDR_IE_BEACON_FLAG
,
3900 beacon
->tail
, beacon
->tail_len
);
3902 brcmf_err("Set Beacon IE Failed\n");
3905 brcmf_dbg(TRACE
, "Applied Vndr IEs for Beacon\n");
3907 /* Set Probe Response IEs to FW */
3908 err
= brcmf_vif_set_mgmt_ie(vif
, BRCMF_VNDR_IE_PRBRSP_FLAG
,
3909 beacon
->proberesp_ies
,
3910 beacon
->proberesp_ies_len
);
3912 brcmf_err("Set Probe Resp IE Failed\n");
3914 brcmf_dbg(TRACE
, "Applied Vndr IEs for Probe Resp\n");
3920 brcmf_cfg80211_start_ap(struct wiphy
*wiphy
, struct net_device
*ndev
,
3921 struct cfg80211_ap_settings
*settings
)
3924 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3925 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3926 const struct brcmf_tlv
*ssid_ie
;
3927 struct brcmf_ssid_le ssid_le
;
3929 const struct brcmf_tlv
*rsn_ie
;
3930 const struct brcmf_vs_tlv
*wpa_ie
;
3931 struct brcmf_join_params join_params
;
3932 enum nl80211_iftype dev_role
;
3933 struct brcmf_fil_bss_enable_le bss_enable
;
3937 brcmf_dbg(TRACE
, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n",
3938 settings
->chandef
.chan
->hw_value
,
3939 settings
->chandef
.center_freq1
, settings
->chandef
.width
,
3940 settings
->beacon_interval
, settings
->dtim_period
);
3941 brcmf_dbg(TRACE
, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n",
3942 settings
->ssid
, settings
->ssid_len
, settings
->auth_type
,
3943 settings
->inactivity_timeout
);
3945 dev_role
= ifp
->vif
->wdev
.iftype
;
3946 mbss
= ifp
->vif
->mbss
;
3948 memset(&ssid_le
, 0, sizeof(ssid_le
));
3949 if (settings
->ssid
== NULL
|| settings
->ssid_len
== 0) {
3950 ie_offset
= DOT11_MGMT_HDR_LEN
+ DOT11_BCN_PRB_FIXED_LEN
;
3951 ssid_ie
= brcmf_parse_tlvs(
3952 (u8
*)&settings
->beacon
.head
[ie_offset
],
3953 settings
->beacon
.head_len
- ie_offset
,
3958 memcpy(ssid_le
.SSID
, ssid_ie
->data
, ssid_ie
->len
);
3959 ssid_le
.SSID_len
= cpu_to_le32(ssid_ie
->len
);
3960 brcmf_dbg(TRACE
, "SSID is (%s) in Head\n", ssid_le
.SSID
);
3962 memcpy(ssid_le
.SSID
, settings
->ssid
, settings
->ssid_len
);
3963 ssid_le
.SSID_len
= cpu_to_le32((u32
)settings
->ssid_len
);
3967 brcmf_set_mpc(ifp
, 0);
3968 brcmf_configure_arp_offload(ifp
, false);
3971 /* find the RSN_IE */
3972 rsn_ie
= brcmf_parse_tlvs((u8
*)settings
->beacon
.tail
,
3973 settings
->beacon
.tail_len
, WLAN_EID_RSN
);
3975 /* find the WPA_IE */
3976 wpa_ie
= brcmf_find_wpaie((u8
*)settings
->beacon
.tail
,
3977 settings
->beacon
.tail_len
);
3979 if ((wpa_ie
!= NULL
|| rsn_ie
!= NULL
)) {
3980 brcmf_dbg(TRACE
, "WPA(2) IE is found\n");
3981 if (wpa_ie
!= NULL
) {
3983 err
= brcmf_configure_wpaie(ifp
, wpa_ie
, false);
3987 struct brcmf_vs_tlv
*tmp_ie
;
3989 tmp_ie
= (struct brcmf_vs_tlv
*)rsn_ie
;
3992 err
= brcmf_configure_wpaie(ifp
, tmp_ie
, true);
3997 brcmf_dbg(TRACE
, "No WPA(2) IEs found\n");
3998 brcmf_configure_opensecurity(ifp
);
4001 brcmf_config_ap_mgmt_ie(ifp
->vif
, &settings
->beacon
);
4004 chanspec
= chandef_to_chanspec(&cfg
->d11inf
,
4005 &settings
->chandef
);
4006 err
= brcmf_fil_iovar_int_set(ifp
, "chanspec", chanspec
);
4008 brcmf_err("Set Channel failed: chspec=%d, %d\n",
4013 if (settings
->beacon_interval
) {
4014 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_BCNPRD
,
4015 settings
->beacon_interval
);
4017 brcmf_err("Beacon Interval Set Error, %d\n",
4022 if (settings
->dtim_period
) {
4023 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_DTIMPRD
,
4024 settings
->dtim_period
);
4026 brcmf_err("DTIM Interval Set Error, %d\n", err
);
4031 if (dev_role
== NL80211_IFTYPE_AP
) {
4032 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
4034 brcmf_err("BRCMF_C_DOWN error %d\n", err
);
4037 brcmf_fil_iovar_int_set(ifp
, "apsta", 0);
4040 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, 1);
4042 brcmf_err("SET INFRA error %d\n", err
);
4046 if (dev_role
== NL80211_IFTYPE_AP
) {
4047 if ((brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MBSS
)) && (!mbss
))
4048 brcmf_fil_iovar_int_set(ifp
, "mbss", 1);
4050 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_AP
, 1);
4052 brcmf_err("setting AP mode failed %d\n", err
);
4055 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 1);
4057 brcmf_err("BRCMF_C_UP error (%d)\n", err
);
4061 memset(&join_params
, 0, sizeof(join_params
));
4062 /* join parameters starts with ssid */
4063 memcpy(&join_params
.ssid_le
, &ssid_le
, sizeof(ssid_le
));
4065 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
4066 &join_params
, sizeof(join_params
));
4068 brcmf_err("SET SSID error (%d)\n", err
);
4071 brcmf_dbg(TRACE
, "AP mode configuration complete\n");
4073 err
= brcmf_fil_bsscfg_data_set(ifp
, "ssid", &ssid_le
,
4076 brcmf_err("setting ssid failed %d\n", err
);
4079 bss_enable
.bsscfg_idx
= cpu_to_le32(ifp
->bssidx
);
4080 bss_enable
.enable
= cpu_to_le32(1);
4081 err
= brcmf_fil_iovar_data_set(ifp
, "bss", &bss_enable
,
4082 sizeof(bss_enable
));
4084 brcmf_err("bss_enable config failed %d\n", err
);
4088 brcmf_dbg(TRACE
, "GO mode configuration complete\n");
4090 clear_bit(BRCMF_VIF_STATUS_AP_CREATING
, &ifp
->vif
->sme_state
);
4091 set_bit(BRCMF_VIF_STATUS_AP_CREATED
, &ifp
->vif
->sme_state
);
4094 if ((err
) && (!mbss
)) {
4095 brcmf_set_mpc(ifp
, 1);
4096 brcmf_configure_arp_offload(ifp
, true);
4101 static int brcmf_cfg80211_stop_ap(struct wiphy
*wiphy
, struct net_device
*ndev
)
4103 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4105 struct brcmf_fil_bss_enable_le bss_enable
;
4106 struct brcmf_join_params join_params
;
4108 brcmf_dbg(TRACE
, "Enter\n");
4110 if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_AP
) {
4111 /* Due to most likely deauths outstanding we sleep */
4112 /* first to make sure they get processed by fw. */
4115 if (ifp
->vif
->mbss
) {
4116 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
4120 memset(&join_params
, 0, sizeof(join_params
));
4121 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
4122 &join_params
, sizeof(join_params
));
4124 brcmf_err("SET SSID error (%d)\n", err
);
4125 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
4127 brcmf_err("BRCMF_C_DOWN error %d\n", err
);
4128 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_AP
, 0);
4130 brcmf_err("setting AP mode failed %d\n", err
);
4131 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, 0);
4133 brcmf_err("setting INFRA mode failed %d\n", err
);
4134 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MBSS
))
4135 brcmf_fil_iovar_int_set(ifp
, "mbss", 0);
4136 /* Bring device back up so it can be used again */
4137 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 1);
4139 brcmf_err("BRCMF_C_UP error %d\n", err
);
4141 bss_enable
.bsscfg_idx
= cpu_to_le32(ifp
->bssidx
);
4142 bss_enable
.enable
= cpu_to_le32(0);
4143 err
= brcmf_fil_iovar_data_set(ifp
, "bss", &bss_enable
,
4144 sizeof(bss_enable
));
4146 brcmf_err("bss_enable config failed %d\n", err
);
4148 brcmf_set_mpc(ifp
, 1);
4149 brcmf_configure_arp_offload(ifp
, true);
4150 set_bit(BRCMF_VIF_STATUS_AP_CREATING
, &ifp
->vif
->sme_state
);
4151 clear_bit(BRCMF_VIF_STATUS_AP_CREATED
, &ifp
->vif
->sme_state
);
4157 brcmf_cfg80211_change_beacon(struct wiphy
*wiphy
, struct net_device
*ndev
,
4158 struct cfg80211_beacon_data
*info
)
4160 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4163 brcmf_dbg(TRACE
, "Enter\n");
4165 err
= brcmf_config_ap_mgmt_ie(ifp
->vif
, info
);
4171 brcmf_cfg80211_del_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
4172 struct station_del_parameters
*params
)
4174 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4175 struct brcmf_scb_val_le scbval
;
4176 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4182 brcmf_dbg(TRACE
, "Enter %pM\n", params
->mac
);
4184 if (ifp
->vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
)
4185 ifp
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
->ifp
;
4186 if (!check_vif_up(ifp
->vif
))
4189 memcpy(&scbval
.ea
, params
->mac
, ETH_ALEN
);
4190 scbval
.val
= cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING
);
4191 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON
,
4192 &scbval
, sizeof(scbval
));
4194 brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err
);
4196 brcmf_dbg(TRACE
, "Exit\n");
4202 brcmf_cfg80211_mgmt_frame_register(struct wiphy
*wiphy
,
4203 struct wireless_dev
*wdev
,
4204 u16 frame_type
, bool reg
)
4206 struct brcmf_cfg80211_vif
*vif
;
4209 brcmf_dbg(TRACE
, "Enter, frame_type %04x, reg=%d\n", frame_type
, reg
);
4211 mgmt_type
= (frame_type
& IEEE80211_FCTL_STYPE
) >> 4;
4212 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4214 vif
->mgmt_rx_reg
|= BIT(mgmt_type
);
4216 vif
->mgmt_rx_reg
&= ~BIT(mgmt_type
);
4221 brcmf_cfg80211_mgmt_tx(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
4222 struct cfg80211_mgmt_tx_params
*params
, u64
*cookie
)
4224 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4225 struct ieee80211_channel
*chan
= params
->chan
;
4226 const u8
*buf
= params
->buf
;
4227 size_t len
= params
->len
;
4228 const struct ieee80211_mgmt
*mgmt
;
4229 struct brcmf_cfg80211_vif
*vif
;
4233 struct brcmf_fil_action_frame_le
*action_frame
;
4234 struct brcmf_fil_af_params_le
*af_params
;
4239 brcmf_dbg(TRACE
, "Enter\n");
4243 mgmt
= (const struct ieee80211_mgmt
*)buf
;
4245 if (!ieee80211_is_mgmt(mgmt
->frame_control
)) {
4246 brcmf_err("Driver only allows MGMT packet type\n");
4250 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4252 if (ieee80211_is_probe_resp(mgmt
->frame_control
)) {
4253 /* Right now the only reason to get a probe response */
4254 /* is for p2p listen response or for p2p GO from */
4255 /* wpa_supplicant. Unfortunately the probe is send */
4256 /* on primary ndev, while dongle wants it on the p2p */
4257 /* vif. Since this is only reason for a probe */
4258 /* response to be sent, the vif is taken from cfg. */
4259 /* If ever desired to send proberesp for non p2p */
4260 /* response then data should be checked for */
4261 /* "DIRECT-". Note in future supplicant will take */
4262 /* dedicated p2p wdev to do this and then this 'hack'*/
4263 /* is not needed anymore. */
4264 ie_offset
= DOT11_MGMT_HDR_LEN
+
4265 DOT11_BCN_PRB_FIXED_LEN
;
4266 ie_len
= len
- ie_offset
;
4267 if (vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
)
4268 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
;
4269 err
= brcmf_vif_set_mgmt_ie(vif
,
4270 BRCMF_VNDR_IE_PRBRSP_FLAG
,
4273 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, true,
4275 } else if (ieee80211_is_action(mgmt
->frame_control
)) {
4276 af_params
= kzalloc(sizeof(*af_params
), GFP_KERNEL
);
4277 if (af_params
== NULL
) {
4278 brcmf_err("unable to allocate frame\n");
4282 action_frame
= &af_params
->action_frame
;
4283 /* Add the packet Id */
4284 action_frame
->packet_id
= cpu_to_le32(*cookie
);
4286 memcpy(&action_frame
->da
[0], &mgmt
->da
[0], ETH_ALEN
);
4287 memcpy(&af_params
->bssid
[0], &mgmt
->bssid
[0], ETH_ALEN
);
4288 /* Add the length exepted for 802.11 header */
4289 action_frame
->len
= cpu_to_le16(len
- DOT11_MGMT_HDR_LEN
);
4290 /* Add the channel. Use the one specified as parameter if any or
4291 * the current one (got from the firmware) otherwise
4294 freq
= chan
->center_freq
;
4296 brcmf_fil_cmd_int_get(vif
->ifp
, BRCMF_C_GET_CHANNEL
,
4298 chan_nr
= ieee80211_frequency_to_channel(freq
);
4299 af_params
->channel
= cpu_to_le32(chan_nr
);
4301 memcpy(action_frame
->data
, &buf
[DOT11_MGMT_HDR_LEN
],
4302 le16_to_cpu(action_frame
->len
));
4304 brcmf_dbg(TRACE
, "Action frame, cookie=%lld, len=%d, freq=%d\n",
4305 *cookie
, le16_to_cpu(action_frame
->len
), freq
);
4307 ack
= brcmf_p2p_send_action_frame(cfg
, cfg_to_ndev(cfg
),
4310 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, ack
,
4314 brcmf_dbg(TRACE
, "Unhandled, fc=%04x!!\n", mgmt
->frame_control
);
4315 brcmf_dbg_hex_dump(true, buf
, len
, "payload, len=%Zu\n", len
);
4324 brcmf_cfg80211_cancel_remain_on_channel(struct wiphy
*wiphy
,
4325 struct wireless_dev
*wdev
,
4328 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4329 struct brcmf_cfg80211_vif
*vif
;
4332 brcmf_dbg(TRACE
, "Enter p2p listen cancel\n");
4334 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
;
4336 brcmf_err("No p2p device available for probe response\n");
4340 brcmf_p2p_cancel_remain_on_channel(vif
->ifp
);
4345 static int brcmf_cfg80211_crit_proto_start(struct wiphy
*wiphy
,
4346 struct wireless_dev
*wdev
,
4347 enum nl80211_crit_proto_id proto
,
4350 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4351 struct brcmf_cfg80211_vif
*vif
;
4353 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4355 /* only DHCP support for now */
4356 if (proto
!= NL80211_CRIT_PROTO_DHCP
)
4359 /* suppress and abort scanning */
4360 set_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
4361 brcmf_abort_scanning(cfg
);
4363 return brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_DISABLED
, duration
);
4366 static void brcmf_cfg80211_crit_proto_stop(struct wiphy
*wiphy
,
4367 struct wireless_dev
*wdev
)
4369 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4370 struct brcmf_cfg80211_vif
*vif
;
4372 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4374 brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_ENABLED
, 0);
4375 clear_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
4379 brcmf_notify_tdls_peer_event(struct brcmf_if
*ifp
,
4380 const struct brcmf_event_msg
*e
, void *data
)
4382 switch (e
->reason
) {
4383 case BRCMF_E_REASON_TDLS_PEER_DISCOVERED
:
4384 brcmf_dbg(TRACE
, "TDLS Peer Discovered\n");
4386 case BRCMF_E_REASON_TDLS_PEER_CONNECTED
:
4387 brcmf_dbg(TRACE
, "TDLS Peer Connected\n");
4388 brcmf_proto_add_tdls_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4390 case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED
:
4391 brcmf_dbg(TRACE
, "TDLS Peer Disconnected\n");
4392 brcmf_proto_delete_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4399 static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper
)
4404 case NL80211_TDLS_DISCOVERY_REQ
:
4405 ret
= BRCMF_TDLS_MANUAL_EP_DISCOVERY
;
4407 case NL80211_TDLS_SETUP
:
4408 ret
= BRCMF_TDLS_MANUAL_EP_CREATE
;
4410 case NL80211_TDLS_TEARDOWN
:
4411 ret
= BRCMF_TDLS_MANUAL_EP_DELETE
;
4414 brcmf_err("unsupported operation: %d\n", oper
);
4420 static int brcmf_cfg80211_tdls_oper(struct wiphy
*wiphy
,
4421 struct net_device
*ndev
, const u8
*peer
,
4422 enum nl80211_tdls_operation oper
)
4424 struct brcmf_if
*ifp
;
4425 struct brcmf_tdls_iovar_le info
;
4428 ret
= brcmf_convert_nl80211_tdls_oper(oper
);
4432 ifp
= netdev_priv(ndev
);
4433 memset(&info
, 0, sizeof(info
));
4434 info
.mode
= (u8
)ret
;
4436 memcpy(info
.ea
, peer
, ETH_ALEN
);
4438 ret
= brcmf_fil_iovar_data_set(ifp
, "tdls_endpoint",
4439 &info
, sizeof(info
));
4441 brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret
);
4446 static struct cfg80211_ops wl_cfg80211_ops
= {
4447 .add_virtual_intf
= brcmf_cfg80211_add_iface
,
4448 .del_virtual_intf
= brcmf_cfg80211_del_iface
,
4449 .change_virtual_intf
= brcmf_cfg80211_change_iface
,
4450 .scan
= brcmf_cfg80211_scan
,
4451 .set_wiphy_params
= brcmf_cfg80211_set_wiphy_params
,
4452 .join_ibss
= brcmf_cfg80211_join_ibss
,
4453 .leave_ibss
= brcmf_cfg80211_leave_ibss
,
4454 .get_station
= brcmf_cfg80211_get_station
,
4455 .set_tx_power
= brcmf_cfg80211_set_tx_power
,
4456 .get_tx_power
= brcmf_cfg80211_get_tx_power
,
4457 .add_key
= brcmf_cfg80211_add_key
,
4458 .del_key
= brcmf_cfg80211_del_key
,
4459 .get_key
= brcmf_cfg80211_get_key
,
4460 .set_default_key
= brcmf_cfg80211_config_default_key
,
4461 .set_default_mgmt_key
= brcmf_cfg80211_config_default_mgmt_key
,
4462 .set_power_mgmt
= brcmf_cfg80211_set_power_mgmt
,
4463 .connect
= brcmf_cfg80211_connect
,
4464 .disconnect
= brcmf_cfg80211_disconnect
,
4465 .suspend
= brcmf_cfg80211_suspend
,
4466 .resume
= brcmf_cfg80211_resume
,
4467 .set_pmksa
= brcmf_cfg80211_set_pmksa
,
4468 .del_pmksa
= brcmf_cfg80211_del_pmksa
,
4469 .flush_pmksa
= brcmf_cfg80211_flush_pmksa
,
4470 .start_ap
= brcmf_cfg80211_start_ap
,
4471 .stop_ap
= brcmf_cfg80211_stop_ap
,
4472 .change_beacon
= brcmf_cfg80211_change_beacon
,
4473 .del_station
= brcmf_cfg80211_del_station
,
4474 .sched_scan_start
= brcmf_cfg80211_sched_scan_start
,
4475 .sched_scan_stop
= brcmf_cfg80211_sched_scan_stop
,
4476 .mgmt_frame_register
= brcmf_cfg80211_mgmt_frame_register
,
4477 .mgmt_tx
= brcmf_cfg80211_mgmt_tx
,
4478 .remain_on_channel
= brcmf_p2p_remain_on_channel
,
4479 .cancel_remain_on_channel
= brcmf_cfg80211_cancel_remain_on_channel
,
4480 .start_p2p_device
= brcmf_p2p_start_device
,
4481 .stop_p2p_device
= brcmf_p2p_stop_device
,
4482 .crit_proto_start
= brcmf_cfg80211_crit_proto_start
,
4483 .crit_proto_stop
= brcmf_cfg80211_crit_proto_stop
,
4484 .tdls_oper
= brcmf_cfg80211_tdls_oper
,
4487 struct brcmf_cfg80211_vif
*brcmf_alloc_vif(struct brcmf_cfg80211_info
*cfg
,
4488 enum nl80211_iftype type
,
4491 struct brcmf_cfg80211_vif
*vif_walk
;
4492 struct brcmf_cfg80211_vif
*vif
;
4495 brcmf_dbg(TRACE
, "allocating virtual interface (size=%zu)\n",
4497 vif
= kzalloc(sizeof(*vif
), GFP_KERNEL
);
4499 return ERR_PTR(-ENOMEM
);
4501 vif
->wdev
.wiphy
= cfg
->wiphy
;
4502 vif
->wdev
.iftype
= type
;
4504 vif
->pm_block
= pm_block
;
4507 brcmf_init_prof(&vif
->profile
);
4509 if (type
== NL80211_IFTYPE_AP
) {
4511 list_for_each_entry(vif_walk
, &cfg
->vif_list
, list
) {
4512 if (vif_walk
->wdev
.iftype
== NL80211_IFTYPE_AP
) {
4520 list_add_tail(&vif
->list
, &cfg
->vif_list
);
4524 void brcmf_free_vif(struct brcmf_cfg80211_vif
*vif
)
4526 list_del(&vif
->list
);
4530 void brcmf_cfg80211_free_netdev(struct net_device
*ndev
)
4532 struct brcmf_cfg80211_vif
*vif
;
4533 struct brcmf_if
*ifp
;
4535 ifp
= netdev_priv(ndev
);
4538 brcmf_free_vif(vif
);
4542 static bool brcmf_is_linkup(const struct brcmf_event_msg
*e
)
4544 u32 event
= e
->event_code
;
4545 u32 status
= e
->status
;
4547 if (event
== BRCMF_E_SET_SSID
&& status
== BRCMF_E_STATUS_SUCCESS
) {
4548 brcmf_dbg(CONN
, "Processing set ssid\n");
4555 static bool brcmf_is_linkdown(const struct brcmf_event_msg
*e
)
4557 u32 event
= e
->event_code
;
4558 u16 flags
= e
->flags
;
4560 if ((event
== BRCMF_E_DEAUTH
) || (event
== BRCMF_E_DEAUTH_IND
) ||
4561 (event
== BRCMF_E_DISASSOC_IND
) ||
4562 ((event
== BRCMF_E_LINK
) && (!(flags
& BRCMF_EVENT_MSG_LINK
)))) {
4563 brcmf_dbg(CONN
, "Processing link down\n");
4569 static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info
*cfg
,
4570 const struct brcmf_event_msg
*e
)
4572 u32 event
= e
->event_code
;
4573 u32 status
= e
->status
;
4575 if (event
== BRCMF_E_LINK
&& status
== BRCMF_E_STATUS_NO_NETWORKS
) {
4576 brcmf_dbg(CONN
, "Processing Link %s & no network found\n",
4577 e
->flags
& BRCMF_EVENT_MSG_LINK
? "up" : "down");
4581 if (event
== BRCMF_E_SET_SSID
&& status
!= BRCMF_E_STATUS_SUCCESS
) {
4582 brcmf_dbg(CONN
, "Processing connecting & no network found\n");
4589 static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info
*cfg
)
4591 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4593 kfree(conn_info
->req_ie
);
4594 conn_info
->req_ie
= NULL
;
4595 conn_info
->req_ie_len
= 0;
4596 kfree(conn_info
->resp_ie
);
4597 conn_info
->resp_ie
= NULL
;
4598 conn_info
->resp_ie_len
= 0;
4601 static s32
brcmf_get_assoc_ies(struct brcmf_cfg80211_info
*cfg
,
4602 struct brcmf_if
*ifp
)
4604 struct brcmf_cfg80211_assoc_ielen_le
*assoc_info
;
4605 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4610 brcmf_clear_assoc_ies(cfg
);
4612 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_info",
4613 cfg
->extra_buf
, WL_ASSOC_INFO_MAX
);
4615 brcmf_err("could not get assoc info (%d)\n", err
);
4619 (struct brcmf_cfg80211_assoc_ielen_le
*)cfg
->extra_buf
;
4620 req_len
= le32_to_cpu(assoc_info
->req_len
);
4621 resp_len
= le32_to_cpu(assoc_info
->resp_len
);
4623 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_req_ies",
4627 brcmf_err("could not get assoc req (%d)\n", err
);
4630 conn_info
->req_ie_len
= req_len
;
4632 kmemdup(cfg
->extra_buf
, conn_info
->req_ie_len
,
4635 conn_info
->req_ie_len
= 0;
4636 conn_info
->req_ie
= NULL
;
4639 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_resp_ies",
4643 brcmf_err("could not get assoc resp (%d)\n", err
);
4646 conn_info
->resp_ie_len
= resp_len
;
4647 conn_info
->resp_ie
=
4648 kmemdup(cfg
->extra_buf
, conn_info
->resp_ie_len
,
4651 conn_info
->resp_ie_len
= 0;
4652 conn_info
->resp_ie
= NULL
;
4654 brcmf_dbg(CONN
, "req len (%d) resp len (%d)\n",
4655 conn_info
->req_ie_len
, conn_info
->resp_ie_len
);
4661 brcmf_bss_roaming_done(struct brcmf_cfg80211_info
*cfg
,
4662 struct net_device
*ndev
,
4663 const struct brcmf_event_msg
*e
)
4665 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4666 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4667 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4668 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
4669 struct ieee80211_channel
*notify_channel
= NULL
;
4670 struct ieee80211_supported_band
*band
;
4671 struct brcmf_bss_info_le
*bi
;
4672 struct brcmu_chan ch
;
4677 brcmf_dbg(TRACE
, "Enter\n");
4679 brcmf_get_assoc_ies(cfg
, ifp
);
4680 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4681 brcmf_update_bss_info(cfg
, ifp
);
4683 buf
= kzalloc(WL_BSS_INFO_MAX
, GFP_KERNEL
);
4689 /* data sent to dongle has to be little endian */
4690 *(__le32
*)buf
= cpu_to_le32(WL_BSS_INFO_MAX
);
4691 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_BSS_INFO
,
4692 buf
, WL_BSS_INFO_MAX
);
4697 bi
= (struct brcmf_bss_info_le
*)(buf
+ 4);
4698 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
4699 cfg
->d11inf
.decchspec(&ch
);
4701 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
4702 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
4704 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
4706 freq
= ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
4707 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
4711 cfg80211_roamed(ndev
, notify_channel
, (u8
*)profile
->bssid
,
4712 conn_info
->req_ie
, conn_info
->req_ie_len
,
4713 conn_info
->resp_ie
, conn_info
->resp_ie_len
, GFP_KERNEL
);
4714 brcmf_dbg(CONN
, "Report roaming result\n");
4716 set_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
);
4717 brcmf_dbg(TRACE
, "Exit\n");
4722 brcmf_bss_connect_done(struct brcmf_cfg80211_info
*cfg
,
4723 struct net_device
*ndev
, const struct brcmf_event_msg
*e
,
4726 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4727 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4728 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4730 brcmf_dbg(TRACE
, "Enter\n");
4732 if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4733 &ifp
->vif
->sme_state
)) {
4735 brcmf_get_assoc_ies(cfg
, ifp
);
4736 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4737 brcmf_update_bss_info(cfg
, ifp
);
4738 set_bit(BRCMF_VIF_STATUS_CONNECTED
,
4739 &ifp
->vif
->sme_state
);
4741 cfg80211_connect_result(ndev
,
4742 (u8
*)profile
->bssid
,
4744 conn_info
->req_ie_len
,
4746 conn_info
->resp_ie_len
,
4747 completed
? WLAN_STATUS_SUCCESS
:
4748 WLAN_STATUS_AUTH_TIMEOUT
,
4750 brcmf_dbg(CONN
, "Report connect result - connection %s\n",
4751 completed
? "succeeded" : "failed");
4753 brcmf_dbg(TRACE
, "Exit\n");
4758 brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info
*cfg
,
4759 struct net_device
*ndev
,
4760 const struct brcmf_event_msg
*e
, void *data
)
4762 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4763 static int generation
;
4764 u32 event
= e
->event_code
;
4765 u32 reason
= e
->reason
;
4766 struct station_info sinfo
;
4768 brcmf_dbg(CONN
, "event %d, reason %d\n", event
, reason
);
4769 if (event
== BRCMF_E_LINK
&& reason
== BRCMF_E_REASON_LINK_BSSCFG_DIS
&&
4770 ndev
!= cfg_to_ndev(cfg
)) {
4771 brcmf_dbg(CONN
, "AP mode link down\n");
4772 complete(&cfg
->vif_disabled
);
4774 brcmf_remove_interface(ifp
->drvr
, ifp
->bssidx
);
4778 if (((event
== BRCMF_E_ASSOC_IND
) || (event
== BRCMF_E_REASSOC_IND
)) &&
4779 (reason
== BRCMF_E_STATUS_SUCCESS
)) {
4780 memset(&sinfo
, 0, sizeof(sinfo
));
4781 sinfo
.filled
= STATION_INFO_ASSOC_REQ_IES
;
4783 brcmf_err("No IEs present in ASSOC/REASSOC_IND");
4786 sinfo
.assoc_req_ies
= data
;
4787 sinfo
.assoc_req_ies_len
= e
->datalen
;
4789 sinfo
.generation
= generation
;
4790 cfg80211_new_sta(ndev
, e
->addr
, &sinfo
, GFP_KERNEL
);
4791 } else if ((event
== BRCMF_E_DISASSOC_IND
) ||
4792 (event
== BRCMF_E_DEAUTH_IND
) ||
4793 (event
== BRCMF_E_DEAUTH
)) {
4794 cfg80211_del_sta(ndev
, e
->addr
, GFP_KERNEL
);
4800 brcmf_notify_connect_status(struct brcmf_if
*ifp
,
4801 const struct brcmf_event_msg
*e
, void *data
)
4803 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4804 struct net_device
*ndev
= ifp
->ndev
;
4805 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4806 struct ieee80211_channel
*chan
;
4809 if ((e
->event_code
== BRCMF_E_DEAUTH
) ||
4810 (e
->event_code
== BRCMF_E_DEAUTH_IND
) ||
4811 (e
->event_code
== BRCMF_E_DISASSOC_IND
) ||
4812 ((e
->event_code
== BRCMF_E_LINK
) && (!e
->flags
))) {
4813 brcmf_proto_delete_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4816 if (brcmf_is_apmode(ifp
->vif
)) {
4817 err
= brcmf_notify_connect_status_ap(cfg
, ndev
, e
, data
);
4818 } else if (brcmf_is_linkup(e
)) {
4819 brcmf_dbg(CONN
, "Linkup\n");
4820 if (brcmf_is_ibssmode(ifp
->vif
)) {
4821 chan
= ieee80211_get_channel(cfg
->wiphy
, cfg
->channel
);
4822 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4823 wl_inform_ibss(cfg
, ndev
, e
->addr
);
4824 cfg80211_ibss_joined(ndev
, e
->addr
, chan
, GFP_KERNEL
);
4825 clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4826 &ifp
->vif
->sme_state
);
4827 set_bit(BRCMF_VIF_STATUS_CONNECTED
,
4828 &ifp
->vif
->sme_state
);
4830 brcmf_bss_connect_done(cfg
, ndev
, e
, true);
4831 } else if (brcmf_is_linkdown(e
)) {
4832 brcmf_dbg(CONN
, "Linkdown\n");
4833 if (!brcmf_is_ibssmode(ifp
->vif
)) {
4834 brcmf_bss_connect_done(cfg
, ndev
, e
, false);
4836 brcmf_link_down(ifp
->vif
);
4837 brcmf_init_prof(ndev_to_prof(ndev
));
4838 if (ndev
!= cfg_to_ndev(cfg
))
4839 complete(&cfg
->vif_disabled
);
4840 } else if (brcmf_is_nonetwork(cfg
, e
)) {
4841 if (brcmf_is_ibssmode(ifp
->vif
))
4842 clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4843 &ifp
->vif
->sme_state
);
4845 brcmf_bss_connect_done(cfg
, ndev
, e
, false);
4852 brcmf_notify_roaming_status(struct brcmf_if
*ifp
,
4853 const struct brcmf_event_msg
*e
, void *data
)
4855 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4856 u32 event
= e
->event_code
;
4857 u32 status
= e
->status
;
4859 if (event
== BRCMF_E_ROAM
&& status
== BRCMF_E_STATUS_SUCCESS
) {
4860 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
))
4861 brcmf_bss_roaming_done(cfg
, ifp
->ndev
, e
);
4863 brcmf_bss_connect_done(cfg
, ifp
->ndev
, e
, true);
4870 brcmf_notify_mic_status(struct brcmf_if
*ifp
,
4871 const struct brcmf_event_msg
*e
, void *data
)
4873 u16 flags
= e
->flags
;
4874 enum nl80211_key_type key_type
;
4876 if (flags
& BRCMF_EVENT_MSG_GROUP
)
4877 key_type
= NL80211_KEYTYPE_GROUP
;
4879 key_type
= NL80211_KEYTYPE_PAIRWISE
;
4881 cfg80211_michael_mic_failure(ifp
->ndev
, (u8
*)&e
->addr
, key_type
, -1,
4887 static s32
brcmf_notify_vif_event(struct brcmf_if
*ifp
,
4888 const struct brcmf_event_msg
*e
, void *data
)
4890 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4891 struct brcmf_if_event
*ifevent
= (struct brcmf_if_event
*)data
;
4892 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
4893 struct brcmf_cfg80211_vif
*vif
;
4895 brcmf_dbg(TRACE
, "Enter: action %u flags %u ifidx %u bsscfg %u\n",
4896 ifevent
->action
, ifevent
->flags
, ifevent
->ifidx
,
4899 mutex_lock(&event
->vif_event_lock
);
4900 event
->action
= ifevent
->action
;
4903 switch (ifevent
->action
) {
4904 case BRCMF_E_IF_ADD
:
4905 /* waiting process may have timed out */
4906 if (!cfg
->vif_event
.vif
) {
4907 mutex_unlock(&event
->vif_event_lock
);
4914 vif
->wdev
.netdev
= ifp
->ndev
;
4915 ifp
->ndev
->ieee80211_ptr
= &vif
->wdev
;
4916 SET_NETDEV_DEV(ifp
->ndev
, wiphy_dev(cfg
->wiphy
));
4918 mutex_unlock(&event
->vif_event_lock
);
4919 wake_up(&event
->vif_wq
);
4922 case BRCMF_E_IF_DEL
:
4923 mutex_unlock(&event
->vif_event_lock
);
4924 /* event may not be upon user request */
4925 if (brcmf_cfg80211_vif_event_armed(cfg
))
4926 wake_up(&event
->vif_wq
);
4929 case BRCMF_E_IF_CHANGE
:
4930 mutex_unlock(&event
->vif_event_lock
);
4931 wake_up(&event
->vif_wq
);
4935 mutex_unlock(&event
->vif_event_lock
);
4941 static void brcmf_init_conf(struct brcmf_cfg80211_conf
*conf
)
4943 conf
->frag_threshold
= (u32
)-1;
4944 conf
->rts_threshold
= (u32
)-1;
4945 conf
->retry_short
= (u32
)-1;
4946 conf
->retry_long
= (u32
)-1;
4947 conf
->tx_power
= -1;
4950 static void brcmf_register_event_handlers(struct brcmf_cfg80211_info
*cfg
)
4952 brcmf_fweh_register(cfg
->pub
, BRCMF_E_LINK
,
4953 brcmf_notify_connect_status
);
4954 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DEAUTH_IND
,
4955 brcmf_notify_connect_status
);
4956 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DEAUTH
,
4957 brcmf_notify_connect_status
);
4958 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DISASSOC_IND
,
4959 brcmf_notify_connect_status
);
4960 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ASSOC_IND
,
4961 brcmf_notify_connect_status
);
4962 brcmf_fweh_register(cfg
->pub
, BRCMF_E_REASSOC_IND
,
4963 brcmf_notify_connect_status
);
4964 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ROAM
,
4965 brcmf_notify_roaming_status
);
4966 brcmf_fweh_register(cfg
->pub
, BRCMF_E_MIC_ERROR
,
4967 brcmf_notify_mic_status
);
4968 brcmf_fweh_register(cfg
->pub
, BRCMF_E_SET_SSID
,
4969 brcmf_notify_connect_status
);
4970 brcmf_fweh_register(cfg
->pub
, BRCMF_E_PFN_NET_FOUND
,
4971 brcmf_notify_sched_scan_results
);
4972 brcmf_fweh_register(cfg
->pub
, BRCMF_E_IF
,
4973 brcmf_notify_vif_event
);
4974 brcmf_fweh_register(cfg
->pub
, BRCMF_E_P2P_PROBEREQ_MSG
,
4975 brcmf_p2p_notify_rx_mgmt_p2p_probereq
);
4976 brcmf_fweh_register(cfg
->pub
, BRCMF_E_P2P_DISC_LISTEN_COMPLETE
,
4977 brcmf_p2p_notify_listen_complete
);
4978 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_RX
,
4979 brcmf_p2p_notify_action_frame_rx
);
4980 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_COMPLETE
,
4981 brcmf_p2p_notify_action_tx_complete
);
4982 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE
,
4983 brcmf_p2p_notify_action_tx_complete
);
4986 static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info
*cfg
)
4990 kfree(cfg
->escan_ioctl_buf
);
4991 cfg
->escan_ioctl_buf
= NULL
;
4992 kfree(cfg
->extra_buf
);
4993 cfg
->extra_buf
= NULL
;
4994 kfree(cfg
->pmk_list
);
4995 cfg
->pmk_list
= NULL
;
4998 static s32
brcmf_init_priv_mem(struct brcmf_cfg80211_info
*cfg
)
5000 cfg
->conf
= kzalloc(sizeof(*cfg
->conf
), GFP_KERNEL
);
5002 goto init_priv_mem_out
;
5003 cfg
->escan_ioctl_buf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5004 if (!cfg
->escan_ioctl_buf
)
5005 goto init_priv_mem_out
;
5006 cfg
->extra_buf
= kzalloc(WL_EXTRA_BUF_MAX
, GFP_KERNEL
);
5007 if (!cfg
->extra_buf
)
5008 goto init_priv_mem_out
;
5009 cfg
->pmk_list
= kzalloc(sizeof(*cfg
->pmk_list
), GFP_KERNEL
);
5011 goto init_priv_mem_out
;
5016 brcmf_deinit_priv_mem(cfg
);
5021 static s32
wl_init_priv(struct brcmf_cfg80211_info
*cfg
)
5025 cfg
->scan_request
= NULL
;
5026 cfg
->pwr_save
= true;
5027 cfg
->active_scan
= true; /* we do active scan per default */
5028 cfg
->dongle_up
= false; /* dongle is not up yet */
5029 err
= brcmf_init_priv_mem(cfg
);
5032 brcmf_register_event_handlers(cfg
);
5033 mutex_init(&cfg
->usr_sync
);
5034 brcmf_init_escan(cfg
);
5035 brcmf_init_conf(cfg
->conf
);
5036 init_completion(&cfg
->vif_disabled
);
5040 static void wl_deinit_priv(struct brcmf_cfg80211_info
*cfg
)
5042 cfg
->dongle_up
= false; /* dongle down */
5043 brcmf_abort_scanning(cfg
);
5044 brcmf_deinit_priv_mem(cfg
);
5047 static void init_vif_event(struct brcmf_cfg80211_vif_event
*event
)
5049 init_waitqueue_head(&event
->vif_wq
);
5050 mutex_init(&event
->vif_event_lock
);
5054 brcmf_dongle_roam(struct brcmf_if
*ifp
, u32 bcn_timeout
)
5057 __le32 roamtrigger
[2];
5058 __le32 roam_delta
[2];
5061 * Setup timeout if Beacons are lost and roam is
5062 * off to report link down
5064 if (brcmf_roamoff
) {
5065 err
= brcmf_fil_iovar_int_set(ifp
, "bcn_timeout", bcn_timeout
);
5067 brcmf_err("bcn_timeout error (%d)\n", err
);
5068 goto dongle_rom_out
;
5073 * Enable/Disable built-in roaming to allow supplicant
5074 * to take care of roaming
5076 brcmf_dbg(INFO
, "Internal Roaming = %s\n",
5077 brcmf_roamoff
? "Off" : "On");
5078 err
= brcmf_fil_iovar_int_set(ifp
, "roam_off", !!(brcmf_roamoff
));
5080 brcmf_err("roam_off error (%d)\n", err
);
5081 goto dongle_rom_out
;
5084 roamtrigger
[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL
);
5085 roamtrigger
[1] = cpu_to_le32(BRCM_BAND_ALL
);
5086 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_ROAM_TRIGGER
,
5087 (void *)roamtrigger
, sizeof(roamtrigger
));
5089 brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err
);
5090 goto dongle_rom_out
;
5093 roam_delta
[0] = cpu_to_le32(WL_ROAM_DELTA
);
5094 roam_delta
[1] = cpu_to_le32(BRCM_BAND_ALL
);
5095 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_ROAM_DELTA
,
5096 (void *)roam_delta
, sizeof(roam_delta
));
5098 brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err
);
5099 goto dongle_rom_out
;
5107 brcmf_dongle_scantime(struct brcmf_if
*ifp
, s32 scan_assoc_time
,
5108 s32 scan_unassoc_time
, s32 scan_passive_time
)
5112 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_CHANNEL_TIME
,
5115 if (err
== -EOPNOTSUPP
)
5116 brcmf_dbg(INFO
, "Scan assoc time is not supported\n");
5118 brcmf_err("Scan assoc time error (%d)\n", err
);
5119 goto dongle_scantime_out
;
5121 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_UNASSOC_TIME
,
5124 if (err
== -EOPNOTSUPP
)
5125 brcmf_dbg(INFO
, "Scan unassoc time is not supported\n");
5127 brcmf_err("Scan unassoc time error (%d)\n", err
);
5128 goto dongle_scantime_out
;
5131 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_PASSIVE_TIME
,
5134 if (err
== -EOPNOTSUPP
)
5135 brcmf_dbg(INFO
, "Scan passive time is not supported\n");
5137 brcmf_err("Scan passive time error (%d)\n", err
);
5138 goto dongle_scantime_out
;
5141 dongle_scantime_out
:
5145 /* Filter the list of channels received from firmware counting only
5146 * the 20MHz channels. The wiphy band data only needs those which get
5147 * flagged to indicate if they can take part in higher bandwidth.
5149 static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info
*cfg
,
5150 struct brcmf_chanspec_list
*chlist
,
5153 u32 total
= le32_to_cpu(chlist
->count
);
5154 struct brcmu_chan ch
;
5157 for (i
= 0; i
< total
; i
++) {
5158 ch
.chspec
= (u16
)le32_to_cpu(chlist
->element
[i
]);
5159 cfg
->d11inf
.decchspec(&ch
);
5161 /* Firmware gives a ordered list. We skip non-20MHz
5162 * channels is 2G. For 5G we can abort upon reaching
5163 * a non-20MHz channel in the list.
5165 if (ch
.bw
!= BRCMU_CHAN_BW_20
) {
5166 if (ch
.band
== BRCMU_CHAN_BAND_5G
)
5172 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
5174 else if (ch
.band
== BRCMU_CHAN_BAND_5G
)
5179 static void brcmf_update_bw40_channel_flag(struct ieee80211_channel
*channel
,
5180 struct brcmu_chan
*ch
)
5184 ht40_flag
= channel
->flags
& IEEE80211_CHAN_NO_HT40
;
5185 if (ch
->sb
== BRCMU_CHAN_SB_U
) {
5186 if (ht40_flag
== IEEE80211_CHAN_NO_HT40
)
5187 channel
->flags
&= ~IEEE80211_CHAN_NO_HT40
;
5188 channel
->flags
|= IEEE80211_CHAN_NO_HT40PLUS
;
5190 /* It should be one of
5191 * IEEE80211_CHAN_NO_HT40 or
5192 * IEEE80211_CHAN_NO_HT40PLUS
5194 channel
->flags
&= ~IEEE80211_CHAN_NO_HT40
;
5195 if (ht40_flag
== IEEE80211_CHAN_NO_HT40
)
5196 channel
->flags
|= IEEE80211_CHAN_NO_HT40MINUS
;
5200 static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info
*cfg
,
5203 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5204 struct ieee80211_supported_band
*band
;
5205 struct ieee80211_channel
*channel
;
5206 struct wiphy
*wiphy
;
5207 struct brcmf_chanspec_list
*list
;
5208 struct brcmu_chan ch
;
5214 u32 chcnt
[2] = { 0, 0 };
5217 pbuf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5222 list
= (struct brcmf_chanspec_list
*)pbuf
;
5224 err
= brcmf_fil_iovar_data_get(ifp
, "chanspecs", pbuf
,
5227 brcmf_err("get chanspecs error (%d)\n", err
);
5231 brcmf_count_20mhz_channels(cfg
, list
, chcnt
);
5232 wiphy
= cfg_to_wiphy(cfg
);
5234 band
= kmemdup(&__wl_band_2ghz
, sizeof(__wl_band_2ghz
),
5240 band
->channels
= kcalloc(chcnt
[0], sizeof(*channel
),
5242 if (band
->channels
== NULL
) {
5247 band
->n_channels
= 0;
5248 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = band
;
5251 band
= kmemdup(&__wl_band_5ghz_a
, sizeof(__wl_band_5ghz_a
),
5257 band
->channels
= kcalloc(chcnt
[1], sizeof(*channel
),
5259 if (band
->channels
== NULL
) {
5264 band
->n_channels
= 0;
5265 wiphy
->bands
[IEEE80211_BAND_5GHZ
] = band
;
5268 total
= le32_to_cpu(list
->count
);
5269 for (i
= 0; i
< total
; i
++) {
5270 ch
.chspec
= (u16
)le32_to_cpu(list
->element
[i
]);
5271 cfg
->d11inf
.decchspec(&ch
);
5273 if (ch
.band
== BRCMU_CHAN_BAND_2G
) {
5274 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
5275 } else if (ch
.band
== BRCMU_CHAN_BAND_5G
) {
5276 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
5278 brcmf_err("Invalid channel Spec. 0x%x.\n", ch
.chspec
);
5281 if (!(bw_cap
[band
->band
] & WLC_BW_40MHZ_BIT
) &&
5282 ch
.bw
== BRCMU_CHAN_BW_40
)
5284 if (!(bw_cap
[band
->band
] & WLC_BW_80MHZ_BIT
) &&
5285 ch
.bw
== BRCMU_CHAN_BW_80
)
5288 channel
= band
->channels
;
5289 index
= band
->n_channels
;
5290 for (j
= 0; j
< band
->n_channels
; j
++) {
5291 if (channel
[j
].hw_value
== ch
.chnum
) {
5296 channel
[index
].center_freq
=
5297 ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
5298 channel
[index
].hw_value
= ch
.chnum
;
5300 /* assuming the chanspecs order is HT20,
5301 * HT40 upper, HT40 lower, and VHT80.
5303 if (ch
.bw
== BRCMU_CHAN_BW_80
) {
5304 channel
[index
].flags
&= ~IEEE80211_CHAN_NO_80MHZ
;
5305 } else if (ch
.bw
== BRCMU_CHAN_BW_40
) {
5306 brcmf_update_bw40_channel_flag(&channel
[index
], &ch
);
5308 /* disable other bandwidths for now as mentioned
5309 * order assure they are enabled for subsequent
5312 channel
[index
].flags
= IEEE80211_CHAN_NO_HT40
|
5313 IEEE80211_CHAN_NO_80MHZ
;
5314 ch
.bw
= BRCMU_CHAN_BW_20
;
5315 cfg
->d11inf
.encchspec(&ch
);
5316 chaninfo
= ch
.chspec
;
5317 err
= brcmf_fil_bsscfg_int_get(ifp
, "per_chan_info",
5320 if (chaninfo
& WL_CHAN_RADAR
)
5321 channel
[index
].flags
|=
5322 (IEEE80211_CHAN_RADAR
|
5323 IEEE80211_CHAN_NO_IR
);
5324 if (chaninfo
& WL_CHAN_PASSIVE
)
5325 channel
[index
].flags
|=
5326 IEEE80211_CHAN_NO_IR
;
5329 if (index
== band
->n_channels
)
5336 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
);
5337 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]);
5338 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = NULL
;
5344 static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info
*cfg
)
5346 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5347 struct ieee80211_supported_band
*band
;
5348 struct brcmf_fil_bwcap_le band_bwcap
;
5349 struct brcmf_chanspec_list
*list
;
5353 struct brcmu_chan ch
;
5357 /* verify support for bw_cap command */
5359 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &val
);
5362 /* only set 2G bandwidth using bw_cap command */
5363 band_bwcap
.band
= cpu_to_le32(WLC_BAND_2G
);
5364 band_bwcap
.bw_cap
= cpu_to_le32(WLC_BW_CAP_40MHZ
);
5365 err
= brcmf_fil_iovar_data_set(ifp
, "bw_cap", &band_bwcap
,
5366 sizeof(band_bwcap
));
5368 brcmf_dbg(INFO
, "fallback to mimo_bw_cap\n");
5369 val
= WLC_N_BW_40ALL
;
5370 err
= brcmf_fil_iovar_int_set(ifp
, "mimo_bw_cap", val
);
5374 /* update channel info in 2G band */
5375 pbuf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5380 ch
.band
= BRCMU_CHAN_BAND_2G
;
5381 ch
.bw
= BRCMU_CHAN_BW_40
;
5382 ch
.sb
= BRCMU_CHAN_SB_NONE
;
5384 cfg
->d11inf
.encchspec(&ch
);
5386 /* pass encoded chanspec in query */
5387 *(__le16
*)pbuf
= cpu_to_le16(ch
.chspec
);
5389 err
= brcmf_fil_iovar_data_get(ifp
, "chanspecs", pbuf
,
5392 brcmf_err("get chanspecs error (%d)\n", err
);
5397 band
= cfg_to_wiphy(cfg
)->bands
[IEEE80211_BAND_2GHZ
];
5398 list
= (struct brcmf_chanspec_list
*)pbuf
;
5399 num_chan
= le32_to_cpu(list
->count
);
5400 for (i
= 0; i
< num_chan
; i
++) {
5401 ch
.chspec
= (u16
)le32_to_cpu(list
->element
[i
]);
5402 cfg
->d11inf
.decchspec(&ch
);
5403 if (WARN_ON(ch
.band
!= BRCMU_CHAN_BAND_2G
))
5405 if (WARN_ON(ch
.bw
!= BRCMU_CHAN_BW_40
))
5407 for (j
= 0; j
< band
->n_channels
; j
++) {
5408 if (band
->channels
[j
].hw_value
== ch
.chnum
)
5411 if (WARN_ON(j
== band
->n_channels
))
5414 brcmf_update_bw40_channel_flag(&band
->channels
[j
], &ch
);
5421 static void brcmf_get_bwcap(struct brcmf_if
*ifp
, u32 bw_cap
[])
5423 u32 band
, mimo_bwcap
;
5427 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &band
);
5429 bw_cap
[IEEE80211_BAND_2GHZ
] = band
;
5431 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &band
);
5433 bw_cap
[IEEE80211_BAND_5GHZ
] = band
;
5439 brcmf_dbg(INFO
, "fallback to mimo_bw_cap info\n");
5441 err
= brcmf_fil_iovar_int_get(ifp
, "mimo_bw_cap", &mimo_bwcap
);
5443 /* assume 20MHz if firmware does not give a clue */
5444 mimo_bwcap
= WLC_N_BW_20ALL
;
5446 switch (mimo_bwcap
) {
5447 case WLC_N_BW_40ALL
:
5448 bw_cap
[IEEE80211_BAND_2GHZ
] |= WLC_BW_40MHZ_BIT
;
5450 case WLC_N_BW_20IN2G_40IN5G
:
5451 bw_cap
[IEEE80211_BAND_5GHZ
] |= WLC_BW_40MHZ_BIT
;
5453 case WLC_N_BW_20ALL
:
5454 bw_cap
[IEEE80211_BAND_2GHZ
] |= WLC_BW_20MHZ_BIT
;
5455 bw_cap
[IEEE80211_BAND_5GHZ
] |= WLC_BW_20MHZ_BIT
;
5458 brcmf_err("invalid mimo_bw_cap value\n");
5462 static void brcmf_update_ht_cap(struct ieee80211_supported_band
*band
,
5463 u32 bw_cap
[2], u32 nchain
)
5465 band
->ht_cap
.ht_supported
= true;
5466 if (bw_cap
[band
->band
] & WLC_BW_40MHZ_BIT
) {
5467 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SGI_40
;
5468 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5470 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SGI_20
;
5471 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_DSSSCCK40
;
5472 band
->ht_cap
.ampdu_factor
= IEEE80211_HT_MAX_AMPDU_64K
;
5473 band
->ht_cap
.ampdu_density
= IEEE80211_HT_MPDU_DENSITY_16
;
5474 memset(band
->ht_cap
.mcs
.rx_mask
, 0xff, nchain
);
5475 band
->ht_cap
.mcs
.tx_params
= IEEE80211_HT_MCS_TX_DEFINED
;
5478 static __le16
brcmf_get_mcs_map(u32 nchain
, enum ieee80211_vht_mcs_support supp
)
5483 for (i
= 0, mcs_map
= 0xFFFF; i
< nchain
; i
++)
5484 mcs_map
= (mcs_map
<< 2) | supp
;
5486 return cpu_to_le16(mcs_map
);
5489 static void brcmf_update_vht_cap(struct ieee80211_supported_band
*band
,
5490 u32 bw_cap
[2], u32 nchain
)
5494 /* not allowed in 2.4G band */
5495 if (band
->band
== IEEE80211_BAND_2GHZ
)
5498 band
->vht_cap
.vht_supported
= true;
5499 /* 80MHz is mandatory */
5500 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SHORT_GI_80
;
5501 if (bw_cap
[band
->band
] & WLC_BW_160MHZ_BIT
) {
5502 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ
;
5503 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SHORT_GI_160
;
5505 /* all support 256-QAM */
5506 mcs_map
= brcmf_get_mcs_map(nchain
, IEEE80211_VHT_MCS_SUPPORT_0_9
);
5507 band
->vht_cap
.vht_mcs
.rx_mcs_map
= mcs_map
;
5508 band
->vht_cap
.vht_mcs
.tx_mcs_map
= mcs_map
;
5511 static int brcmf_setup_wiphybands(struct wiphy
*wiphy
)
5513 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
5514 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5517 u32 bw_cap
[2] = { WLC_BW_20MHZ_BIT
, WLC_BW_20MHZ_BIT
};
5522 struct ieee80211_supported_band
*band
;
5524 (void)brcmf_fil_iovar_int_get(ifp
, "vhtmode", &vhtmode
);
5525 err
= brcmf_fil_iovar_int_get(ifp
, "nmode", &nmode
);
5527 brcmf_err("nmode error (%d)\n", err
);
5529 brcmf_get_bwcap(ifp
, bw_cap
);
5531 brcmf_dbg(INFO
, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n",
5532 nmode
, vhtmode
, bw_cap
[IEEE80211_BAND_2GHZ
],
5533 bw_cap
[IEEE80211_BAND_5GHZ
]);
5535 err
= brcmf_fil_iovar_int_get(ifp
, "rxchain", &rxchain
);
5537 brcmf_err("rxchain error (%d)\n", err
);
5540 for (nchain
= 0; rxchain
; nchain
++)
5541 rxchain
= rxchain
& (rxchain
- 1);
5543 brcmf_dbg(INFO
, "nchain=%d\n", nchain
);
5545 err
= brcmf_construct_chaninfo(cfg
, bw_cap
);
5547 brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err
);
5551 wiphy
= cfg_to_wiphy(cfg
);
5552 for (i
= 0; i
< ARRAY_SIZE(wiphy
->bands
); i
++) {
5553 band
= wiphy
->bands
[i
];
5558 brcmf_update_ht_cap(band
, bw_cap
, nchain
);
5560 brcmf_update_vht_cap(band
, bw_cap
, nchain
);
5566 static const struct ieee80211_iface_limit brcmf_iface_limits_mbss
[] = {
5569 .types
= BIT(NL80211_IFTYPE_STATION
) |
5570 BIT(NL80211_IFTYPE_ADHOC
)
5574 .types
= BIT(NL80211_IFTYPE_AP
)
5578 .types
= BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5579 BIT(NL80211_IFTYPE_P2P_GO
)
5583 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
)
5587 static const struct ieee80211_iface_limit brcmf_iface_limits_sbss
[] = {
5590 .types
= BIT(NL80211_IFTYPE_STATION
) |
5591 BIT(NL80211_IFTYPE_ADHOC
) |
5592 BIT(NL80211_IFTYPE_AP
)
5596 .types
= BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5597 BIT(NL80211_IFTYPE_P2P_GO
)
5601 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
)
5604 static struct ieee80211_iface_combination brcmf_iface_combos
[] = {
5606 .max_interfaces
= BRCMF_IFACE_MAX_CNT
,
5607 .num_different_channels
= 1,
5608 .n_limits
= ARRAY_SIZE(brcmf_iface_limits_sbss
),
5609 .limits
= brcmf_iface_limits_sbss
,
5613 static const struct ieee80211_txrx_stypes
5614 brcmf_txrx_stypes
[NUM_NL80211_IFTYPES
] = {
5615 [NL80211_IFTYPE_STATION
] = {
5617 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5618 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5620 [NL80211_IFTYPE_P2P_CLIENT
] = {
5622 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5623 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5625 [NL80211_IFTYPE_P2P_GO
] = {
5627 .rx
= BIT(IEEE80211_STYPE_ASSOC_REQ
>> 4) |
5628 BIT(IEEE80211_STYPE_REASSOC_REQ
>> 4) |
5629 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4) |
5630 BIT(IEEE80211_STYPE_DISASSOC
>> 4) |
5631 BIT(IEEE80211_STYPE_AUTH
>> 4) |
5632 BIT(IEEE80211_STYPE_DEAUTH
>> 4) |
5633 BIT(IEEE80211_STYPE_ACTION
>> 4)
5635 [NL80211_IFTYPE_P2P_DEVICE
] = {
5637 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5638 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5642 static void brcmf_wiphy_pno_params(struct wiphy
*wiphy
)
5644 /* scheduled scan settings */
5645 wiphy
->max_sched_scan_ssids
= BRCMF_PNO_MAX_PFN_COUNT
;
5646 wiphy
->max_match_sets
= BRCMF_PNO_MAX_PFN_COUNT
;
5647 wiphy
->max_sched_scan_ie_len
= BRCMF_SCAN_IE_LEN_MAX
;
5648 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_SCHED_SCAN
;
5652 static const struct wiphy_wowlan_support brcmf_wowlan_support
= {
5653 .flags
= WIPHY_WOWLAN_MAGIC_PKT
| WIPHY_WOWLAN_DISCONNECT
,
5654 .n_patterns
= BRCMF_WOWL_MAXPATTERNS
,
5655 .pattern_max_len
= BRCMF_WOWL_MAXPATTERNSIZE
,
5656 .pattern_min_len
= 1,
5657 .max_pkt_offset
= 1500,
5661 static void brcmf_wiphy_wowl_params(struct wiphy
*wiphy
)
5665 wiphy
->wowlan
= &brcmf_wowlan_support
;
5669 static int brcmf_setup_wiphy(struct wiphy
*wiphy
, struct brcmf_if
*ifp
)
5671 struct ieee80211_iface_combination ifc_combo
;
5672 wiphy
->max_scan_ssids
= WL_NUM_SCAN_MAX
;
5673 wiphy
->max_scan_ie_len
= BRCMF_SCAN_IE_LEN_MAX
;
5674 wiphy
->max_num_pmkids
= WL_NUM_PMKIDS_MAX
;
5675 wiphy
->interface_modes
= BIT(NL80211_IFTYPE_STATION
) |
5676 BIT(NL80211_IFTYPE_ADHOC
) |
5677 BIT(NL80211_IFTYPE_AP
) |
5678 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5679 BIT(NL80211_IFTYPE_P2P_GO
) |
5680 BIT(NL80211_IFTYPE_P2P_DEVICE
);
5681 /* need VSDB firmware feature for concurrent channels */
5682 ifc_combo
= brcmf_iface_combos
[0];
5683 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MCHAN
))
5684 ifc_combo
.num_different_channels
= 2;
5685 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MBSS
)) {
5686 ifc_combo
.n_limits
= ARRAY_SIZE(brcmf_iface_limits_mbss
),
5687 ifc_combo
.limits
= brcmf_iface_limits_mbss
;
5689 wiphy
->iface_combinations
= kmemdup(&ifc_combo
,
5692 wiphy
->n_iface_combinations
= ARRAY_SIZE(brcmf_iface_combos
);
5693 wiphy
->signal_type
= CFG80211_SIGNAL_TYPE_MBM
;
5694 wiphy
->cipher_suites
= __wl_cipher_suites
;
5695 wiphy
->n_cipher_suites
= ARRAY_SIZE(__wl_cipher_suites
);
5696 wiphy
->flags
|= WIPHY_FLAG_PS_ON_BY_DEFAULT
|
5697 WIPHY_FLAG_OFFCHAN_TX
|
5698 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL
|
5699 WIPHY_FLAG_SUPPORTS_TDLS
;
5701 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_FW_ROAM
;
5702 wiphy
->mgmt_stypes
= brcmf_txrx_stypes
;
5703 wiphy
->max_remain_on_channel_duration
= 5000;
5704 brcmf_wiphy_pno_params(wiphy
);
5706 /* vendor commands/events support */
5707 wiphy
->vendor_commands
= brcmf_vendor_cmds
;
5708 wiphy
->n_vendor_commands
= BRCMF_VNDR_CMDS_LAST
- 1;
5710 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_WOWL
))
5711 brcmf_wiphy_wowl_params(wiphy
);
5713 return brcmf_setup_wiphybands(wiphy
);
5716 static s32
brcmf_config_dongle(struct brcmf_cfg80211_info
*cfg
)
5718 struct net_device
*ndev
;
5719 struct wireless_dev
*wdev
;
5720 struct brcmf_if
*ifp
;
5727 ndev
= cfg_to_ndev(cfg
);
5728 wdev
= ndev
->ieee80211_ptr
;
5729 ifp
= netdev_priv(ndev
);
5731 /* make sure RF is ready for work */
5732 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 0);
5734 brcmf_dongle_scantime(ifp
, WL_SCAN_CHANNEL_TIME
,
5735 WL_SCAN_UNASSOC_TIME
, WL_SCAN_PASSIVE_TIME
);
5737 power_mode
= cfg
->pwr_save
? PM_FAST
: PM_OFF
;
5738 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, power_mode
);
5740 goto default_conf_out
;
5741 brcmf_dbg(INFO
, "power save set to %s\n",
5742 (power_mode
? "enabled" : "disabled"));
5744 err
= brcmf_dongle_roam(ifp
, WL_BEACON_TIMEOUT
);
5746 goto default_conf_out
;
5747 err
= brcmf_cfg80211_change_iface(wdev
->wiphy
, ndev
, wdev
->iftype
,
5750 goto default_conf_out
;
5752 brcmf_configure_arp_offload(ifp
, true);
5754 cfg
->dongle_up
= true;
5761 static s32
__brcmf_cfg80211_up(struct brcmf_if
*ifp
)
5763 set_bit(BRCMF_VIF_STATUS_READY
, &ifp
->vif
->sme_state
);
5765 return brcmf_config_dongle(ifp
->drvr
->config
);
5768 static s32
__brcmf_cfg80211_down(struct brcmf_if
*ifp
)
5770 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5773 * While going down, if associated with AP disassociate
5774 * from AP to save power
5776 if (check_vif_up(ifp
->vif
)) {
5777 brcmf_link_down(ifp
->vif
);
5779 /* Make sure WPA_Supplicant receives all the event
5780 generated due to DISASSOC call to the fw to keep
5781 the state fw and WPA_Supplicant state consistent
5786 brcmf_abort_scanning(cfg
);
5787 clear_bit(BRCMF_VIF_STATUS_READY
, &ifp
->vif
->sme_state
);
5792 s32
brcmf_cfg80211_up(struct net_device
*ndev
)
5794 struct brcmf_if
*ifp
= netdev_priv(ndev
);
5795 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5798 mutex_lock(&cfg
->usr_sync
);
5799 err
= __brcmf_cfg80211_up(ifp
);
5800 mutex_unlock(&cfg
->usr_sync
);
5805 s32
brcmf_cfg80211_down(struct net_device
*ndev
)
5807 struct brcmf_if
*ifp
= netdev_priv(ndev
);
5808 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5811 mutex_lock(&cfg
->usr_sync
);
5812 err
= __brcmf_cfg80211_down(ifp
);
5813 mutex_unlock(&cfg
->usr_sync
);
5818 enum nl80211_iftype
brcmf_cfg80211_get_iftype(struct brcmf_if
*ifp
)
5820 struct wireless_dev
*wdev
= &ifp
->vif
->wdev
;
5822 return wdev
->iftype
;
5825 bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info
*cfg
,
5826 unsigned long state
)
5828 struct brcmf_cfg80211_vif
*vif
;
5830 list_for_each_entry(vif
, &cfg
->vif_list
, list
) {
5831 if (test_bit(state
, &vif
->sme_state
))
5837 static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event
*event
,
5842 mutex_lock(&event
->vif_event_lock
);
5843 evt_action
= event
->action
;
5844 mutex_unlock(&event
->vif_event_lock
);
5845 return evt_action
== action
;
5848 void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info
*cfg
,
5849 struct brcmf_cfg80211_vif
*vif
)
5851 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5853 mutex_lock(&event
->vif_event_lock
);
5856 mutex_unlock(&event
->vif_event_lock
);
5859 bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info
*cfg
)
5861 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5864 mutex_lock(&event
->vif_event_lock
);
5865 armed
= event
->vif
!= NULL
;
5866 mutex_unlock(&event
->vif_event_lock
);
5870 int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info
*cfg
,
5871 u8 action
, ulong timeout
)
5873 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5875 return wait_event_timeout(event
->vif_wq
,
5876 vif_event_equals(event
, action
), timeout
);
5879 static void brcmf_free_wiphy(struct wiphy
*wiphy
)
5881 kfree(wiphy
->iface_combinations
);
5882 if (wiphy
->bands
[IEEE80211_BAND_2GHZ
]) {
5883 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
);
5884 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]);
5886 if (wiphy
->bands
[IEEE80211_BAND_5GHZ
]) {
5887 kfree(wiphy
->bands
[IEEE80211_BAND_5GHZ
]->channels
);
5888 kfree(wiphy
->bands
[IEEE80211_BAND_5GHZ
]);
5893 struct brcmf_cfg80211_info
*brcmf_cfg80211_attach(struct brcmf_pub
*drvr
,
5894 struct device
*busdev
)
5896 struct net_device
*ndev
= drvr
->iflist
[0]->ndev
;
5897 struct brcmf_cfg80211_info
*cfg
;
5898 struct wiphy
*wiphy
;
5899 struct brcmf_cfg80211_vif
*vif
;
5900 struct brcmf_if
*ifp
;
5906 brcmf_err("ndev is invalid\n");
5910 ifp
= netdev_priv(ndev
);
5911 wiphy
= wiphy_new(&wl_cfg80211_ops
, sizeof(struct brcmf_cfg80211_info
));
5913 brcmf_err("Could not allocate wiphy device\n");
5916 set_wiphy_dev(wiphy
, busdev
);
5918 cfg
= wiphy_priv(wiphy
);
5921 init_vif_event(&cfg
->vif_event
);
5922 INIT_LIST_HEAD(&cfg
->vif_list
);
5924 vif
= brcmf_alloc_vif(cfg
, NL80211_IFTYPE_STATION
, false);
5929 vif
->wdev
.netdev
= ndev
;
5930 ndev
->ieee80211_ptr
= &vif
->wdev
;
5931 SET_NETDEV_DEV(ndev
, wiphy_dev(cfg
->wiphy
));
5933 err
= wl_init_priv(cfg
);
5935 brcmf_err("Failed to init iwm_priv (%d)\n", err
);
5936 brcmf_free_vif(vif
);
5941 /* determine d11 io type before wiphy setup */
5942 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_VERSION
, &io_type
);
5944 brcmf_err("Failed to get D11 version (%d)\n", err
);
5947 cfg
->d11inf
.io_type
= (u8
)io_type
;
5948 brcmu_d11_attach(&cfg
->d11inf
);
5950 err
= brcmf_setup_wiphy(wiphy
, ifp
);
5954 brcmf_dbg(INFO
, "Registering custom regulatory\n");
5955 wiphy
->regulatory_flags
|= REGULATORY_CUSTOM_REG
;
5956 wiphy_apply_custom_regulatory(wiphy
, &brcmf_regdom
);
5958 /* firmware defaults to 40MHz disabled in 2G band. We signal
5959 * cfg80211 here that we do and have it decide we can enable
5960 * it. But first check if device does support 2G operation.
5962 if (wiphy
->bands
[IEEE80211_BAND_2GHZ
]) {
5963 cap
= &wiphy
->bands
[IEEE80211_BAND_2GHZ
]->ht_cap
.cap
;
5964 *cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5966 err
= wiphy_register(wiphy
);
5968 brcmf_err("Could not register wiphy device (%d)\n", err
);
5972 /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(),
5973 * setup 40MHz in 2GHz band and enable OBSS scanning.
5975 if (cap
&& (*cap
& IEEE80211_HT_CAP_SUP_WIDTH_20_40
)) {
5976 err
= brcmf_enable_bw40_2g(cfg
);
5978 err
= brcmf_fil_iovar_int_set(ifp
, "obss_coex",
5979 BRCMF_OBSS_COEX_AUTO
);
5981 *cap
&= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5984 err
= brcmf_p2p_attach(cfg
);
5986 brcmf_err("P2P initilisation failed (%d)\n", err
);
5987 goto wiphy_unreg_out
;
5989 err
= brcmf_btcoex_attach(cfg
);
5991 brcmf_err("BT-coex initialisation failed (%d)\n", err
);
5992 brcmf_p2p_detach(&cfg
->p2p
);
5993 goto wiphy_unreg_out
;
5996 err
= brcmf_fil_iovar_int_set(ifp
, "tdls_enable", 1);
5998 brcmf_dbg(INFO
, "TDLS not enabled (%d)\n", err
);
5999 wiphy
->flags
&= ~WIPHY_FLAG_SUPPORTS_TDLS
;
6001 brcmf_fweh_register(cfg
->pub
, BRCMF_E_TDLS_PEER_EVENT
,
6002 brcmf_notify_tdls_peer_event
);
6008 wiphy_unregister(cfg
->wiphy
);
6010 wl_deinit_priv(cfg
);
6011 brcmf_free_vif(vif
);
6013 brcmf_free_wiphy(wiphy
);
6017 void brcmf_cfg80211_detach(struct brcmf_cfg80211_info
*cfg
)
6022 WARN_ON(!list_empty(&cfg
->vif_list
));
6023 wiphy_unregister(cfg
->wiphy
);
6024 brcmf_btcoex_detach(cfg
);
6025 brcmf_p2p_detach(&cfg
->p2p
);
6026 wl_deinit_priv(cfg
);
6027 brcmf_free_wiphy(cfg
->wiphy
);