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"
43 #define BRCMF_SCAN_IE_LEN_MAX 2048
44 #define BRCMF_PNO_VERSION 2
45 #define BRCMF_PNO_TIME 30
46 #define BRCMF_PNO_REPEAT 4
47 #define BRCMF_PNO_FREQ_EXPO_MAX 3
48 #define BRCMF_PNO_MAX_PFN_COUNT 16
49 #define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6
50 #define BRCMF_PNO_HIDDEN_BIT 2
51 #define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF
52 #define BRCMF_PNO_SCAN_COMPLETE 1
53 #define BRCMF_PNO_SCAN_INCOMPLETE 0
55 #define BRCMF_IFACE_MAX_CNT 3
57 #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */
58 #define WPA_OUI_TYPE 1
59 #define RSN_OUI "\x00\x0F\xAC" /* RSN OUI */
60 #define WME_OUI_TYPE 2
61 #define WPS_OUI_TYPE 4
63 #define VS_IE_FIXED_HDR_LEN 6
64 #define WPA_IE_VERSION_LEN 2
65 #define WPA_IE_MIN_OUI_LEN 4
66 #define WPA_IE_SUITE_COUNT_LEN 2
68 #define WPA_CIPHER_NONE 0 /* None */
69 #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */
70 #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */
71 #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */
72 #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */
74 #define RSN_AKM_NONE 0 /* None (IBSS) */
75 #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */
76 #define RSN_AKM_PSK 2 /* Pre-shared Key */
77 #define RSN_CAP_LEN 2 /* Length of RSN capabilities */
78 #define RSN_CAP_PTK_REPLAY_CNTR_MASK 0x000C
80 #define VNDR_IE_CMD_LEN 4 /* length of the set command
81 * string :"add", "del" (+ NUL)
83 #define VNDR_IE_COUNT_OFFSET 4
84 #define VNDR_IE_PKTFLAG_OFFSET 8
85 #define VNDR_IE_VSIE_OFFSET 12
86 #define VNDR_IE_HDR_SIZE 12
87 #define VNDR_IE_PARSE_LIMIT 5
89 #define DOT11_MGMT_HDR_LEN 24 /* d11 management header len */
90 #define DOT11_BCN_PRB_FIXED_LEN 12 /* beacon/probe fixed length */
92 #define BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320
93 #define BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400
94 #define BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS 20
96 #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \
97 (sizeof(struct brcmf_assoc_params_le) - sizeof(u16))
99 static bool check_vif_up(struct brcmf_cfg80211_vif
*vif
)
101 if (!test_bit(BRCMF_VIF_STATUS_READY
, &vif
->sme_state
)) {
102 brcmf_dbg(INFO
, "device is not ready : status (%lu)\n",
109 #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2)
110 #define RATETAB_ENT(_rateid, _flags) \
112 .bitrate = RATE_TO_BASE100KBPS(_rateid), \
113 .hw_value = (_rateid), \
117 static struct ieee80211_rate __wl_rates
[] = {
118 RATETAB_ENT(BRCM_RATE_1M
, 0),
119 RATETAB_ENT(BRCM_RATE_2M
, IEEE80211_RATE_SHORT_PREAMBLE
),
120 RATETAB_ENT(BRCM_RATE_5M5
, IEEE80211_RATE_SHORT_PREAMBLE
),
121 RATETAB_ENT(BRCM_RATE_11M
, IEEE80211_RATE_SHORT_PREAMBLE
),
122 RATETAB_ENT(BRCM_RATE_6M
, 0),
123 RATETAB_ENT(BRCM_RATE_9M
, 0),
124 RATETAB_ENT(BRCM_RATE_12M
, 0),
125 RATETAB_ENT(BRCM_RATE_18M
, 0),
126 RATETAB_ENT(BRCM_RATE_24M
, 0),
127 RATETAB_ENT(BRCM_RATE_36M
, 0),
128 RATETAB_ENT(BRCM_RATE_48M
, 0),
129 RATETAB_ENT(BRCM_RATE_54M
, 0),
132 #define wl_a_rates (__wl_rates + 4)
133 #define wl_a_rates_size 8
134 #define wl_g_rates (__wl_rates + 0)
135 #define wl_g_rates_size 12
137 /* Band templates duplicated per wiphy. The channel info
138 * is filled in after querying the device.
140 static const struct ieee80211_supported_band __wl_band_2ghz
= {
141 .band
= IEEE80211_BAND_2GHZ
,
142 .bitrates
= wl_g_rates
,
143 .n_bitrates
= wl_g_rates_size
,
146 static const struct ieee80211_supported_band __wl_band_5ghz_a
= {
147 .band
= IEEE80211_BAND_5GHZ
,
148 .bitrates
= wl_a_rates
,
149 .n_bitrates
= wl_a_rates_size
,
152 /* This is to override regulatory domains defined in cfg80211 module (reg.c)
153 * By default world regulatory domain defined in reg.c puts the flags
154 * NL80211_RRF_NO_IR for 5GHz channels (for * 36..48 and 149..165).
155 * With respect to these flags, wpa_supplicant doesn't * start p2p
156 * operations on 5GHz channels. All the changes in world regulatory
157 * domain are to be done here.
159 static const struct ieee80211_regdomain brcmf_regdom
= {
163 /* IEEE 802.11b/g, channels 1..11 */
164 REG_RULE(2412-10, 2472+10, 40, 6, 20, 0),
166 /* IEEE 802.11 channel 14 - Only JP enables
167 * this and for 802.11b only
169 REG_RULE(2484-10, 2484+10, 20, 6, 20, 0),
170 /* IEEE 802.11a, channel 36..64 */
171 REG_RULE(5150-10, 5350+10, 80, 6, 20, 0),
172 /* IEEE 802.11a, channel 100..165 */
173 REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), }
176 static const u32 __wl_cipher_suites
[] = {
177 WLAN_CIPHER_SUITE_WEP40
,
178 WLAN_CIPHER_SUITE_WEP104
,
179 WLAN_CIPHER_SUITE_TKIP
,
180 WLAN_CIPHER_SUITE_CCMP
,
181 WLAN_CIPHER_SUITE_AES_CMAC
,
184 /* Vendor specific ie. id = 221, oui and type defines exact ie */
185 struct brcmf_vs_tlv
{
192 struct parsed_vndr_ie_info
{
194 u32 ie_len
; /* total length including id & length field */
195 struct brcmf_vs_tlv vndrie
;
198 struct parsed_vndr_ies
{
200 struct parsed_vndr_ie_info ie_info
[VNDR_IE_PARSE_LIMIT
];
203 static int brcmf_roamoff
;
204 module_param_named(roamoff
, brcmf_roamoff
, int, S_IRUSR
);
205 MODULE_PARM_DESC(roamoff
, "do not use internal roaming engine");
207 /* Quarter dBm units to mW
208 * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153
209 * Table is offset so the last entry is largest mW value that fits in
213 #define QDBM_OFFSET 153 /* Offset for first entry */
214 #define QDBM_TABLE_LEN 40 /* Table size */
216 /* Smallest mW value that will round up to the first table entry, QDBM_OFFSET.
217 * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2
219 #define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */
221 /* Largest mW value that will round down to the last table entry,
222 * QDBM_OFFSET + QDBM_TABLE_LEN-1.
223 * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) +
224 * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2.
226 #define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */
228 static const u16 nqdBm_to_mW_map
[QDBM_TABLE_LEN
] = {
229 /* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */
230 /* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000,
231 /* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849,
232 /* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119,
233 /* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811,
234 /* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096
237 static u16
brcmf_qdbm_to_mw(u8 qdbm
)
240 int idx
= qdbm
- QDBM_OFFSET
;
242 if (idx
>= QDBM_TABLE_LEN
)
243 /* clamp to max u16 mW value */
246 /* scale the qdBm index up to the range of the table 0-40
247 * where an offset of 40 qdBm equals a factor of 10 mW.
254 /* return the mW value scaled down to the correct factor of 10,
255 * adding in factor/2 to get proper rounding.
257 return (nqdBm_to_mW_map
[idx
] + factor
/ 2) / factor
;
260 static u8
brcmf_mw_to_qdbm(u16 mw
)
267 /* handle boundary case */
271 offset
= QDBM_OFFSET
;
273 /* move mw into the range of the table */
274 while (mw_uint
< QDBM_TABLE_LOW_BOUND
) {
279 for (qdbm
= 0; qdbm
< QDBM_TABLE_LEN
- 1; qdbm
++) {
280 boundary
= nqdBm_to_mW_map
[qdbm
] + (nqdBm_to_mW_map
[qdbm
+ 1] -
281 nqdBm_to_mW_map
[qdbm
]) / 2;
282 if (mw_uint
< boundary
)
291 static u16
chandef_to_chanspec(struct brcmu_d11inf
*d11inf
,
292 struct cfg80211_chan_def
*ch
)
294 struct brcmu_chan ch_inf
;
297 brcmf_dbg(TRACE
, "chandef: control %d center %d width %d\n",
298 ch
->chan
->center_freq
, ch
->center_freq1
, ch
->width
);
299 ch_inf
.chnum
= ieee80211_frequency_to_channel(ch
->center_freq1
);
300 primary_offset
= ch
->center_freq1
- ch
->chan
->center_freq
;
302 case NL80211_CHAN_WIDTH_20
:
303 case NL80211_CHAN_WIDTH_20_NOHT
:
304 ch_inf
.bw
= BRCMU_CHAN_BW_20
;
305 WARN_ON(primary_offset
!= 0);
307 case NL80211_CHAN_WIDTH_40
:
308 ch_inf
.bw
= BRCMU_CHAN_BW_40
;
309 if (primary_offset
< 0)
310 ch_inf
.sb
= BRCMU_CHAN_SB_U
;
312 ch_inf
.sb
= BRCMU_CHAN_SB_L
;
314 case NL80211_CHAN_WIDTH_80
:
315 ch_inf
.bw
= BRCMU_CHAN_BW_80
;
316 if (primary_offset
< 0) {
317 if (primary_offset
< -CH_10MHZ_APART
)
318 ch_inf
.sb
= BRCMU_CHAN_SB_UU
;
320 ch_inf
.sb
= BRCMU_CHAN_SB_UL
;
322 if (primary_offset
> CH_10MHZ_APART
)
323 ch_inf
.sb
= BRCMU_CHAN_SB_LL
;
325 ch_inf
.sb
= BRCMU_CHAN_SB_LU
;
328 case NL80211_CHAN_WIDTH_80P80
:
329 case NL80211_CHAN_WIDTH_160
:
330 case NL80211_CHAN_WIDTH_5
:
331 case NL80211_CHAN_WIDTH_10
:
335 switch (ch
->chan
->band
) {
336 case IEEE80211_BAND_2GHZ
:
337 ch_inf
.band
= BRCMU_CHAN_BAND_2G
;
339 case IEEE80211_BAND_5GHZ
:
340 ch_inf
.band
= BRCMU_CHAN_BAND_5G
;
342 case IEEE80211_BAND_60GHZ
:
346 d11inf
->encchspec(&ch_inf
);
348 return ch_inf
.chspec
;
351 u16
channel_to_chanspec(struct brcmu_d11inf
*d11inf
,
352 struct ieee80211_channel
*ch
)
354 struct brcmu_chan ch_inf
;
356 ch_inf
.chnum
= ieee80211_frequency_to_channel(ch
->center_freq
);
357 ch_inf
.bw
= BRCMU_CHAN_BW_20
;
358 d11inf
->encchspec(&ch_inf
);
360 return ch_inf
.chspec
;
363 /* Traverse a string of 1-byte tag/1-byte length/variable-length value
364 * triples, returning a pointer to the substring whose first element
367 const struct brcmf_tlv
*
368 brcmf_parse_tlvs(const void *buf
, int buflen
, uint key
)
370 const struct brcmf_tlv
*elt
= buf
;
373 /* find tagged parameter */
374 while (totlen
>= TLV_HDR_LEN
) {
377 /* validate remaining totlen */
378 if ((elt
->id
== key
) && (totlen
>= (len
+ TLV_HDR_LEN
)))
381 elt
= (struct brcmf_tlv
*)((u8
*)elt
+ (len
+ TLV_HDR_LEN
));
382 totlen
-= (len
+ TLV_HDR_LEN
);
388 /* Is any of the tlvs the expected entry? If
389 * not update the tlvs buffer pointer/length.
392 brcmf_tlv_has_ie(const u8
*ie
, const u8
**tlvs
, u32
*tlvs_len
,
393 const u8
*oui
, u32 oui_len
, u8 type
)
395 /* If the contents match the OUI and the type */
396 if (ie
[TLV_LEN_OFF
] >= oui_len
+ 1 &&
397 !memcmp(&ie
[TLV_BODY_OFF
], oui
, oui_len
) &&
398 type
== ie
[TLV_BODY_OFF
+ oui_len
]) {
404 /* point to the next ie */
405 ie
+= ie
[TLV_LEN_OFF
] + TLV_HDR_LEN
;
406 /* calculate the length of the rest of the buffer */
407 *tlvs_len
-= (int)(ie
- *tlvs
);
408 /* update the pointer to the start of the buffer */
414 static struct brcmf_vs_tlv
*
415 brcmf_find_wpaie(const u8
*parse
, u32 len
)
417 const struct brcmf_tlv
*ie
;
419 while ((ie
= brcmf_parse_tlvs(parse
, len
, WLAN_EID_VENDOR_SPECIFIC
))) {
420 if (brcmf_tlv_has_ie((const u8
*)ie
, &parse
, &len
,
421 WPA_OUI
, TLV_OUI_LEN
, WPA_OUI_TYPE
))
422 return (struct brcmf_vs_tlv
*)ie
;
427 static struct brcmf_vs_tlv
*
428 brcmf_find_wpsie(const u8
*parse
, u32 len
)
430 const struct brcmf_tlv
*ie
;
432 while ((ie
= brcmf_parse_tlvs(parse
, len
, WLAN_EID_VENDOR_SPECIFIC
))) {
433 if (brcmf_tlv_has_ie((u8
*)ie
, &parse
, &len
,
434 WPA_OUI
, TLV_OUI_LEN
, WPS_OUI_TYPE
))
435 return (struct brcmf_vs_tlv
*)ie
;
441 static void convert_key_from_CPU(struct brcmf_wsec_key
*key
,
442 struct brcmf_wsec_key_le
*key_le
)
444 key_le
->index
= cpu_to_le32(key
->index
);
445 key_le
->len
= cpu_to_le32(key
->len
);
446 key_le
->algo
= cpu_to_le32(key
->algo
);
447 key_le
->flags
= cpu_to_le32(key
->flags
);
448 key_le
->rxiv
.hi
= cpu_to_le32(key
->rxiv
.hi
);
449 key_le
->rxiv
.lo
= cpu_to_le16(key
->rxiv
.lo
);
450 key_le
->iv_initialized
= cpu_to_le32(key
->iv_initialized
);
451 memcpy(key_le
->data
, key
->data
, sizeof(key
->data
));
452 memcpy(key_le
->ea
, key
->ea
, sizeof(key
->ea
));
456 send_key_to_dongle(struct brcmf_if
*ifp
, struct brcmf_wsec_key
*key
)
459 struct brcmf_wsec_key_le key_le
;
461 convert_key_from_CPU(key
, &key_le
);
463 brcmf_netdev_wait_pend8021x(ifp
);
465 err
= brcmf_fil_bsscfg_data_set(ifp
, "wsec_key", &key_le
,
469 brcmf_err("wsec_key error (%d)\n", err
);
474 brcmf_configure_arp_offload(struct brcmf_if
*ifp
, bool enable
)
480 mode
= BRCMF_ARP_OL_AGENT
| BRCMF_ARP_OL_PEER_AUTO_REPLY
;
484 /* Try to set and enable ARP offload feature, this may fail, then it */
485 /* is simply not supported and err 0 will be returned */
486 err
= brcmf_fil_iovar_int_set(ifp
, "arp_ol", mode
);
488 brcmf_dbg(TRACE
, "failed to set ARP offload mode to 0x%x, err = %d\n",
492 err
= brcmf_fil_iovar_int_set(ifp
, "arpoe", enable
);
494 brcmf_dbg(TRACE
, "failed to configure (%d) ARP offload err = %d\n",
498 brcmf_dbg(TRACE
, "successfully configured (%d) ARP offload to 0x%x\n",
506 brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev
*wdev
)
508 struct brcmf_cfg80211_vif
*vif
;
509 struct brcmf_if
*ifp
;
511 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
514 if ((wdev
->iftype
== NL80211_IFTYPE_ADHOC
) ||
515 (wdev
->iftype
== NL80211_IFTYPE_AP
) ||
516 (wdev
->iftype
== NL80211_IFTYPE_P2P_GO
))
517 brcmf_proto_configure_addr_mode(ifp
->drvr
, ifp
->ifidx
,
520 brcmf_proto_configure_addr_mode(ifp
->drvr
, ifp
->ifidx
,
524 static int brcmf_cfg80211_request_ap_if(struct brcmf_if
*ifp
)
526 struct brcmf_mbss_ssid_le mbss_ssid_le
;
530 memset(&mbss_ssid_le
, 0, sizeof(mbss_ssid_le
));
531 bsscfgidx
= brcmf_get_next_free_bsscfgidx(ifp
->drvr
);
535 mbss_ssid_le
.bsscfgidx
= cpu_to_le32(bsscfgidx
);
536 mbss_ssid_le
.SSID_len
= cpu_to_le32(5);
537 sprintf(mbss_ssid_le
.SSID
, "ssid%d" , bsscfgidx
);
539 err
= brcmf_fil_bsscfg_data_set(ifp
, "bsscfg:ssid", &mbss_ssid_le
,
540 sizeof(mbss_ssid_le
));
542 brcmf_err("setting ssid failed %d\n", err
);
548 * brcmf_ap_add_vif() - create a new AP virtual interface for multiple BSS
550 * @wiphy: wiphy device of new interface.
551 * @name: name of the new interface.
553 * @params: contains mac address for AP device.
556 struct wireless_dev
*brcmf_ap_add_vif(struct wiphy
*wiphy
, const char *name
,
557 u32
*flags
, struct vif_params
*params
)
559 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
560 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
561 struct brcmf_cfg80211_vif
*vif
;
564 if (brcmf_cfg80211_vif_event_armed(cfg
))
565 return ERR_PTR(-EBUSY
);
567 brcmf_dbg(INFO
, "Adding vif \"%s\"\n", name
);
569 vif
= brcmf_alloc_vif(cfg
, NL80211_IFTYPE_AP
, false);
571 return (struct wireless_dev
*)vif
;
573 brcmf_cfg80211_arm_vif_event(cfg
, vif
);
575 err
= brcmf_cfg80211_request_ap_if(ifp
);
577 brcmf_cfg80211_arm_vif_event(cfg
, NULL
);
581 /* wait for firmware event */
582 err
= brcmf_cfg80211_wait_vif_event_timeout(cfg
, BRCMF_E_IF_ADD
,
583 msecs_to_jiffies(1500));
584 brcmf_cfg80211_arm_vif_event(cfg
, NULL
);
586 brcmf_err("timeout occurred\n");
591 /* interface created in firmware */
594 brcmf_err("no if pointer provided\n");
599 strncpy(ifp
->ndev
->name
, name
, sizeof(ifp
->ndev
->name
) - 1);
600 err
= brcmf_net_attach(ifp
, true);
602 brcmf_err("Registering netdevice failed\n");
606 return &ifp
->vif
->wdev
;
613 static bool brcmf_is_apmode(struct brcmf_cfg80211_vif
*vif
)
615 enum nl80211_iftype iftype
;
617 iftype
= vif
->wdev
.iftype
;
618 return iftype
== NL80211_IFTYPE_AP
|| iftype
== NL80211_IFTYPE_P2P_GO
;
621 static bool brcmf_is_ibssmode(struct brcmf_cfg80211_vif
*vif
)
623 return vif
->wdev
.iftype
== NL80211_IFTYPE_ADHOC
;
626 static struct wireless_dev
*brcmf_cfg80211_add_iface(struct wiphy
*wiphy
,
628 enum nl80211_iftype type
,
630 struct vif_params
*params
)
632 struct wireless_dev
*wdev
;
634 brcmf_dbg(TRACE
, "enter: %s type %d\n", name
, type
);
636 case NL80211_IFTYPE_ADHOC
:
637 case NL80211_IFTYPE_STATION
:
638 case NL80211_IFTYPE_AP_VLAN
:
639 case NL80211_IFTYPE_WDS
:
640 case NL80211_IFTYPE_MONITOR
:
641 case NL80211_IFTYPE_MESH_POINT
:
642 return ERR_PTR(-EOPNOTSUPP
);
643 case NL80211_IFTYPE_AP
:
644 wdev
= brcmf_ap_add_vif(wiphy
, name
, flags
, params
);
646 brcmf_cfg80211_update_proto_addr_mode(wdev
);
648 case NL80211_IFTYPE_P2P_CLIENT
:
649 case NL80211_IFTYPE_P2P_GO
:
650 case NL80211_IFTYPE_P2P_DEVICE
:
651 wdev
= brcmf_p2p_add_vif(wiphy
, name
, type
, flags
, params
);
653 brcmf_cfg80211_update_proto_addr_mode(wdev
);
655 case NL80211_IFTYPE_UNSPECIFIED
:
657 return ERR_PTR(-EINVAL
);
661 static void brcmf_scan_config_mpc(struct brcmf_if
*ifp
, int mpc
)
663 if (brcmf_feat_is_quirk_enabled(ifp
, BRCMF_FEAT_QUIRK_NEED_MPC
))
664 brcmf_set_mpc(ifp
, mpc
);
667 void brcmf_set_mpc(struct brcmf_if
*ifp
, int mpc
)
671 if (check_vif_up(ifp
->vif
)) {
672 err
= brcmf_fil_iovar_int_set(ifp
, "mpc", mpc
);
674 brcmf_err("fail to set mpc\n");
677 brcmf_dbg(INFO
, "MPC : %d\n", mpc
);
681 s32
brcmf_notify_escan_complete(struct brcmf_cfg80211_info
*cfg
,
682 struct brcmf_if
*ifp
, bool aborted
,
685 struct brcmf_scan_params_le params_le
;
686 struct cfg80211_scan_request
*scan_request
;
689 brcmf_dbg(SCAN
, "Enter\n");
691 /* clear scan request, because the FW abort can cause a second call */
692 /* to this functon and might cause a double cfg80211_scan_done */
693 scan_request
= cfg
->scan_request
;
694 cfg
->scan_request
= NULL
;
696 if (timer_pending(&cfg
->escan_timeout
))
697 del_timer_sync(&cfg
->escan_timeout
);
700 /* Do a scan abort to stop the driver's scan engine */
701 brcmf_dbg(SCAN
, "ABORT scan in firmware\n");
702 memset(¶ms_le
, 0, sizeof(params_le
));
703 eth_broadcast_addr(params_le
.bssid
);
704 params_le
.bss_type
= DOT11_BSSTYPE_ANY
;
705 params_le
.scan_type
= 0;
706 params_le
.channel_num
= cpu_to_le32(1);
707 params_le
.nprobes
= cpu_to_le32(1);
708 params_le
.active_time
= cpu_to_le32(-1);
709 params_le
.passive_time
= cpu_to_le32(-1);
710 params_le
.home_time
= cpu_to_le32(-1);
711 /* Scan is aborted by setting channel_list[0] to -1 */
712 params_le
.channel_list
[0] = cpu_to_le16(-1);
713 /* E-Scan (or anyother type) can be aborted by SCAN */
714 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCAN
,
715 ¶ms_le
, sizeof(params_le
));
717 brcmf_err("Scan abort failed\n");
720 brcmf_scan_config_mpc(ifp
, 1);
723 * e-scan can be initiated by scheduled scan
724 * which takes precedence.
726 if (cfg
->sched_escan
) {
727 brcmf_dbg(SCAN
, "scheduled scan completed\n");
728 cfg
->sched_escan
= false;
730 cfg80211_sched_scan_results(cfg_to_wiphy(cfg
));
731 } else if (scan_request
) {
732 brcmf_dbg(SCAN
, "ESCAN Completed scan: %s\n",
733 aborted
? "Aborted" : "Done");
734 cfg80211_scan_done(scan_request
, aborted
);
736 if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
))
737 brcmf_dbg(SCAN
, "Scan complete, probably P2P scan\n");
743 int brcmf_cfg80211_del_iface(struct wiphy
*wiphy
, struct wireless_dev
*wdev
)
745 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
746 struct net_device
*ndev
= wdev
->netdev
;
748 /* vif event pending in firmware */
749 if (brcmf_cfg80211_vif_event_armed(cfg
))
753 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
) &&
754 cfg
->escan_info
.ifp
== netdev_priv(ndev
))
755 brcmf_notify_escan_complete(cfg
, netdev_priv(ndev
),
758 brcmf_fil_iovar_int_set(netdev_priv(ndev
), "mpc", 1);
761 switch (wdev
->iftype
) {
762 case NL80211_IFTYPE_ADHOC
:
763 case NL80211_IFTYPE_STATION
:
764 case NL80211_IFTYPE_AP
:
765 case NL80211_IFTYPE_AP_VLAN
:
766 case NL80211_IFTYPE_WDS
:
767 case NL80211_IFTYPE_MONITOR
:
768 case NL80211_IFTYPE_MESH_POINT
:
770 case NL80211_IFTYPE_P2P_CLIENT
:
771 case NL80211_IFTYPE_P2P_GO
:
772 case NL80211_IFTYPE_P2P_DEVICE
:
773 return brcmf_p2p_del_vif(wiphy
, wdev
);
774 case NL80211_IFTYPE_UNSPECIFIED
:
782 brcmf_cfg80211_change_iface(struct wiphy
*wiphy
, struct net_device
*ndev
,
783 enum nl80211_iftype type
, u32
*flags
,
784 struct vif_params
*params
)
786 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
787 struct brcmf_if
*ifp
= netdev_priv(ndev
);
788 struct brcmf_cfg80211_vif
*vif
= ifp
->vif
;
793 brcmf_dbg(TRACE
, "Enter, ndev=%p, type=%d\n", ndev
, type
);
796 case NL80211_IFTYPE_MONITOR
:
797 case NL80211_IFTYPE_WDS
:
798 brcmf_err("type (%d) : currently we do not support this type\n",
801 case NL80211_IFTYPE_ADHOC
:
804 case NL80211_IFTYPE_STATION
:
805 /* Ignore change for p2p IF. Unclear why supplicant does this */
806 if ((vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_CLIENT
) ||
807 (vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_GO
)) {
808 brcmf_dbg(TRACE
, "Ignoring cmd for p2p if\n");
809 /* WAR: It is unexpected to get a change of VIF for P2P
810 * IF, but it happens. The request can not be handled
811 * but returning EPERM causes a crash. Returning 0
812 * without setting ieee80211_ptr->iftype causes trace
813 * (WARN_ON) but it works with wpa_supplicant
819 case NL80211_IFTYPE_AP
:
820 case NL80211_IFTYPE_P2P_GO
:
829 if (type
== NL80211_IFTYPE_P2P_GO
) {
830 brcmf_dbg(INFO
, "IF Type = P2P GO\n");
831 err
= brcmf_p2p_ifchange(cfg
, BRCMF_FIL_P2P_IF_GO
);
834 set_bit(BRCMF_VIF_STATUS_AP_CREATING
, &vif
->sme_state
);
835 brcmf_dbg(INFO
, "IF Type = AP\n");
838 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, infra
);
840 brcmf_err("WLC_SET_INFRA error (%d)\n", err
);
844 brcmf_dbg(INFO
, "IF Type = %s\n", brcmf_is_ibssmode(vif
) ?
847 ndev
->ieee80211_ptr
->iftype
= type
;
849 brcmf_cfg80211_update_proto_addr_mode(&vif
->wdev
);
852 brcmf_dbg(TRACE
, "Exit\n");
857 static void brcmf_escan_prep(struct brcmf_cfg80211_info
*cfg
,
858 struct brcmf_scan_params_le
*params_le
,
859 struct cfg80211_scan_request
*request
)
867 struct brcmf_ssid_le ssid_le
;
869 eth_broadcast_addr(params_le
->bssid
);
870 params_le
->bss_type
= DOT11_BSSTYPE_ANY
;
871 params_le
->scan_type
= 0;
872 params_le
->channel_num
= 0;
873 params_le
->nprobes
= cpu_to_le32(-1);
874 params_le
->active_time
= cpu_to_le32(-1);
875 params_le
->passive_time
= cpu_to_le32(-1);
876 params_le
->home_time
= cpu_to_le32(-1);
877 memset(¶ms_le
->ssid_le
, 0, sizeof(params_le
->ssid_le
));
879 /* if request is null exit so it will be all channel broadcast scan */
883 n_ssids
= request
->n_ssids
;
884 n_channels
= request
->n_channels
;
885 /* Copy channel array if applicable */
886 brcmf_dbg(SCAN
, "### List of channelspecs to scan ### %d\n",
888 if (n_channels
> 0) {
889 for (i
= 0; i
< n_channels
; i
++) {
890 chanspec
= channel_to_chanspec(&cfg
->d11inf
,
891 request
->channels
[i
]);
892 brcmf_dbg(SCAN
, "Chan : %d, Channel spec: %x\n",
893 request
->channels
[i
]->hw_value
, chanspec
);
894 params_le
->channel_list
[i
] = cpu_to_le16(chanspec
);
897 brcmf_dbg(SCAN
, "Scanning all channels\n");
899 /* Copy ssid array if applicable */
900 brcmf_dbg(SCAN
, "### List of SSIDs to scan ### %d\n", n_ssids
);
902 offset
= offsetof(struct brcmf_scan_params_le
, channel_list
) +
903 n_channels
* sizeof(u16
);
904 offset
= roundup(offset
, sizeof(u32
));
905 ptr
= (char *)params_le
+ offset
;
906 for (i
= 0; i
< n_ssids
; i
++) {
907 memset(&ssid_le
, 0, sizeof(ssid_le
));
909 cpu_to_le32(request
->ssids
[i
].ssid_len
);
910 memcpy(ssid_le
.SSID
, request
->ssids
[i
].ssid
,
911 request
->ssids
[i
].ssid_len
);
912 if (!ssid_le
.SSID_len
)
913 brcmf_dbg(SCAN
, "%d: Broadcast scan\n", i
);
915 brcmf_dbg(SCAN
, "%d: scan for %s size =%d\n",
916 i
, ssid_le
.SSID
, ssid_le
.SSID_len
);
917 memcpy(ptr
, &ssid_le
, sizeof(ssid_le
));
918 ptr
+= sizeof(ssid_le
);
921 brcmf_dbg(SCAN
, "Broadcast scan %p\n", request
->ssids
);
922 if ((request
->ssids
) && request
->ssids
->ssid_len
) {
923 brcmf_dbg(SCAN
, "SSID %s len=%d\n",
924 params_le
->ssid_le
.SSID
,
925 request
->ssids
->ssid_len
);
926 params_le
->ssid_le
.SSID_len
=
927 cpu_to_le32(request
->ssids
->ssid_len
);
928 memcpy(¶ms_le
->ssid_le
.SSID
, request
->ssids
->ssid
,
929 request
->ssids
->ssid_len
);
932 /* Adding mask to channel numbers */
933 params_le
->channel_num
=
934 cpu_to_le32((n_ssids
<< BRCMF_SCAN_PARAMS_NSSID_SHIFT
) |
935 (n_channels
& BRCMF_SCAN_PARAMS_COUNT_MASK
));
939 brcmf_run_escan(struct brcmf_cfg80211_info
*cfg
, struct brcmf_if
*ifp
,
940 struct cfg80211_scan_request
*request
, u16 action
)
942 s32 params_size
= BRCMF_SCAN_PARAMS_FIXED_SIZE
+
943 offsetof(struct brcmf_escan_params_le
, params_le
);
944 struct brcmf_escan_params_le
*params
;
947 brcmf_dbg(SCAN
, "E-SCAN START\n");
949 if (request
!= NULL
) {
950 /* Allocate space for populating ssids in struct */
951 params_size
+= sizeof(u32
) * ((request
->n_channels
+ 1) / 2);
953 /* Allocate space for populating ssids in struct */
954 params_size
+= sizeof(struct brcmf_ssid
) * request
->n_ssids
;
957 params
= kzalloc(params_size
, GFP_KERNEL
);
962 BUG_ON(params_size
+ sizeof("escan") >= BRCMF_DCMD_MEDLEN
);
963 brcmf_escan_prep(cfg
, ¶ms
->params_le
, request
);
964 params
->version
= cpu_to_le32(BRCMF_ESCAN_REQ_VERSION
);
965 params
->action
= cpu_to_le16(action
);
966 params
->sync_id
= cpu_to_le16(0x1234);
968 err
= brcmf_fil_iovar_data_set(ifp
, "escan", params
, params_size
);
971 brcmf_dbg(INFO
, "system busy : escan canceled\n");
973 brcmf_err("error (%d)\n", err
);
982 brcmf_do_escan(struct brcmf_cfg80211_info
*cfg
, struct wiphy
*wiphy
,
983 struct brcmf_if
*ifp
, struct cfg80211_scan_request
*request
)
987 struct brcmf_scan_results
*results
;
988 struct escan_info
*escan
= &cfg
->escan_info
;
990 brcmf_dbg(SCAN
, "Enter\n");
992 escan
->wiphy
= wiphy
;
993 escan
->escan_state
= WL_ESCAN_STATE_SCANNING
;
994 passive_scan
= cfg
->active_scan
? 0 : 1;
995 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PASSIVE_SCAN
,
998 brcmf_err("error (%d)\n", err
);
1001 brcmf_scan_config_mpc(ifp
, 0);
1002 results
= (struct brcmf_scan_results
*)cfg
->escan_info
.escan_buf
;
1003 results
->version
= 0;
1005 results
->buflen
= WL_ESCAN_RESULTS_FIXED_SIZE
;
1007 err
= escan
->run(cfg
, ifp
, request
, WL_ESCAN_ACTION_START
);
1009 brcmf_scan_config_mpc(ifp
, 1);
1014 brcmf_cfg80211_escan(struct wiphy
*wiphy
, struct brcmf_cfg80211_vif
*vif
,
1015 struct cfg80211_scan_request
*request
,
1016 struct cfg80211_ssid
*this_ssid
)
1018 struct brcmf_if
*ifp
= vif
->ifp
;
1019 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1020 struct cfg80211_ssid
*ssids
;
1021 struct brcmf_cfg80211_scan_req
*sr
= &cfg
->scan_req_int
;
1028 brcmf_dbg(SCAN
, "START ESCAN\n");
1030 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
1031 brcmf_err("Scanning already: status (%lu)\n", cfg
->scan_status
);
1034 if (test_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
)) {
1035 brcmf_err("Scanning being aborted: status (%lu)\n",
1039 if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
)) {
1040 brcmf_err("Scanning suppressed: status (%lu)\n",
1044 if (test_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
)) {
1045 brcmf_err("Connecting: status (%lu)\n", ifp
->vif
->sme_state
);
1049 /* If scan req comes for p2p0, send it over primary I/F */
1050 if (vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
)
1051 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
;
1053 /* Arm scan timeout timer */
1054 mod_timer(&cfg
->escan_timeout
, jiffies
+
1055 WL_ESCAN_TIMER_INTERVAL_MS
* HZ
/ 1000);
1060 ssids
= request
->ssids
;
1064 /* we don't do escan in ibss */
1068 cfg
->scan_request
= request
;
1069 set_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
1071 cfg
->escan_info
.run
= brcmf_run_escan
;
1072 err
= brcmf_p2p_scan_prep(wiphy
, request
, vif
);
1076 err
= brcmf_do_escan(cfg
, wiphy
, vif
->ifp
, request
);
1080 brcmf_dbg(SCAN
, "ssid \"%s\", ssid_len (%d)\n",
1081 ssids
->ssid
, ssids
->ssid_len
);
1082 memset(&sr
->ssid_le
, 0, sizeof(sr
->ssid_le
));
1083 SSID_len
= min_t(u8
, sizeof(sr
->ssid_le
.SSID
), ssids
->ssid_len
);
1084 sr
->ssid_le
.SSID_len
= cpu_to_le32(0);
1087 memcpy(sr
->ssid_le
.SSID
, ssids
->ssid
, SSID_len
);
1088 sr
->ssid_le
.SSID_len
= cpu_to_le32(SSID_len
);
1091 brcmf_dbg(SCAN
, "Broadcast scan\n");
1093 passive_scan
= cfg
->active_scan
? 0 : 1;
1094 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PASSIVE_SCAN
,
1097 brcmf_err("WLC_SET_PASSIVE_SCAN error (%d)\n", err
);
1100 brcmf_scan_config_mpc(ifp
, 0);
1101 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCAN
,
1102 &sr
->ssid_le
, sizeof(sr
->ssid_le
));
1105 brcmf_dbg(INFO
, "BUSY: scan for \"%s\" canceled\n",
1108 brcmf_err("WLC_SCAN error (%d)\n", err
);
1110 brcmf_scan_config_mpc(ifp
, 1);
1118 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
1119 if (timer_pending(&cfg
->escan_timeout
))
1120 del_timer_sync(&cfg
->escan_timeout
);
1121 cfg
->scan_request
= NULL
;
1126 brcmf_cfg80211_scan(struct wiphy
*wiphy
, struct cfg80211_scan_request
*request
)
1128 struct brcmf_cfg80211_vif
*vif
;
1131 brcmf_dbg(TRACE
, "Enter\n");
1132 vif
= container_of(request
->wdev
, struct brcmf_cfg80211_vif
, wdev
);
1133 if (!check_vif_up(vif
))
1136 err
= brcmf_cfg80211_escan(wiphy
, vif
, request
, NULL
);
1139 brcmf_err("scan error (%d)\n", err
);
1141 brcmf_dbg(TRACE
, "Exit\n");
1145 static s32
brcmf_set_rts(struct net_device
*ndev
, u32 rts_threshold
)
1149 err
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "rtsthresh",
1152 brcmf_err("Error (%d)\n", err
);
1157 static s32
brcmf_set_frag(struct net_device
*ndev
, u32 frag_threshold
)
1161 err
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "fragthresh",
1164 brcmf_err("Error (%d)\n", err
);
1169 static s32
brcmf_set_retry(struct net_device
*ndev
, u32 retry
, bool l
)
1172 u32 cmd
= (l
? BRCMF_C_SET_LRL
: BRCMF_C_SET_SRL
);
1174 err
= brcmf_fil_cmd_int_set(netdev_priv(ndev
), cmd
, retry
);
1176 brcmf_err("cmd (%d) , error (%d)\n", cmd
, err
);
1182 static s32
brcmf_cfg80211_set_wiphy_params(struct wiphy
*wiphy
, u32 changed
)
1184 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1185 struct net_device
*ndev
= cfg_to_ndev(cfg
);
1186 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1189 brcmf_dbg(TRACE
, "Enter\n");
1190 if (!check_vif_up(ifp
->vif
))
1193 if (changed
& WIPHY_PARAM_RTS_THRESHOLD
&&
1194 (cfg
->conf
->rts_threshold
!= wiphy
->rts_threshold
)) {
1195 cfg
->conf
->rts_threshold
= wiphy
->rts_threshold
;
1196 err
= brcmf_set_rts(ndev
, cfg
->conf
->rts_threshold
);
1200 if (changed
& WIPHY_PARAM_FRAG_THRESHOLD
&&
1201 (cfg
->conf
->frag_threshold
!= wiphy
->frag_threshold
)) {
1202 cfg
->conf
->frag_threshold
= wiphy
->frag_threshold
;
1203 err
= brcmf_set_frag(ndev
, cfg
->conf
->frag_threshold
);
1207 if (changed
& WIPHY_PARAM_RETRY_LONG
1208 && (cfg
->conf
->retry_long
!= wiphy
->retry_long
)) {
1209 cfg
->conf
->retry_long
= wiphy
->retry_long
;
1210 err
= brcmf_set_retry(ndev
, cfg
->conf
->retry_long
, true);
1214 if (changed
& WIPHY_PARAM_RETRY_SHORT
1215 && (cfg
->conf
->retry_short
!= wiphy
->retry_short
)) {
1216 cfg
->conf
->retry_short
= wiphy
->retry_short
;
1217 err
= brcmf_set_retry(ndev
, cfg
->conf
->retry_short
, false);
1223 brcmf_dbg(TRACE
, "Exit\n");
1227 static void brcmf_init_prof(struct brcmf_cfg80211_profile
*prof
)
1229 memset(prof
, 0, sizeof(*prof
));
1232 static u16
brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg
*e
)
1236 switch (e
->event_code
) {
1237 case BRCMF_E_DEAUTH
:
1238 case BRCMF_E_DEAUTH_IND
:
1239 case BRCMF_E_DISASSOC_IND
:
1250 static void brcmf_link_down(struct brcmf_cfg80211_vif
*vif
, u16 reason
)
1252 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(vif
->wdev
.wiphy
);
1255 brcmf_dbg(TRACE
, "Enter\n");
1257 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
, &vif
->sme_state
)) {
1258 brcmf_dbg(INFO
, "Call WLC_DISASSOC to stop excess roaming\n ");
1259 err
= brcmf_fil_cmd_data_set(vif
->ifp
,
1260 BRCMF_C_DISASSOC
, NULL
, 0);
1262 brcmf_err("WLC_DISASSOC failed (%d)\n", err
);
1264 clear_bit(BRCMF_VIF_STATUS_CONNECTED
, &vif
->sme_state
);
1265 cfg80211_disconnected(vif
->wdev
.netdev
, reason
, NULL
, 0,
1269 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &vif
->sme_state
);
1270 clear_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
1271 brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_ENABLED
, 0);
1272 brcmf_dbg(TRACE
, "Exit\n");
1276 brcmf_cfg80211_join_ibss(struct wiphy
*wiphy
, struct net_device
*ndev
,
1277 struct cfg80211_ibss_params
*params
)
1279 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1280 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1281 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1282 struct brcmf_join_params join_params
;
1283 size_t join_params_size
= 0;
1289 brcmf_dbg(TRACE
, "Enter\n");
1290 if (!check_vif_up(ifp
->vif
))
1294 brcmf_dbg(CONN
, "SSID: %s\n", params
->ssid
);
1296 brcmf_dbg(CONN
, "SSID: NULL, Not supported\n");
1300 set_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1303 brcmf_dbg(CONN
, "BSSID: %pM\n", params
->bssid
);
1305 brcmf_dbg(CONN
, "No BSSID specified\n");
1307 if (params
->chandef
.chan
)
1308 brcmf_dbg(CONN
, "channel: %d\n",
1309 params
->chandef
.chan
->center_freq
);
1311 brcmf_dbg(CONN
, "no channel specified\n");
1313 if (params
->channel_fixed
)
1314 brcmf_dbg(CONN
, "fixed channel required\n");
1316 brcmf_dbg(CONN
, "no fixed channel required\n");
1318 if (params
->ie
&& params
->ie_len
)
1319 brcmf_dbg(CONN
, "ie len: %d\n", params
->ie_len
);
1321 brcmf_dbg(CONN
, "no ie specified\n");
1323 if (params
->beacon_interval
)
1324 brcmf_dbg(CONN
, "beacon interval: %d\n",
1325 params
->beacon_interval
);
1327 brcmf_dbg(CONN
, "no beacon interval specified\n");
1329 if (params
->basic_rates
)
1330 brcmf_dbg(CONN
, "basic rates: %08X\n", params
->basic_rates
);
1332 brcmf_dbg(CONN
, "no basic rates specified\n");
1334 if (params
->privacy
)
1335 brcmf_dbg(CONN
, "privacy required\n");
1337 brcmf_dbg(CONN
, "no privacy required\n");
1339 /* Configure Privacy for starter */
1340 if (params
->privacy
)
1341 wsec
|= WEP_ENABLED
;
1343 err
= brcmf_fil_iovar_int_set(ifp
, "wsec", wsec
);
1345 brcmf_err("wsec failed (%d)\n", err
);
1349 /* Configure Beacon Interval for starter */
1350 if (params
->beacon_interval
)
1351 bcnprd
= params
->beacon_interval
;
1355 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_BCNPRD
, bcnprd
);
1357 brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err
);
1361 /* Configure required join parameter */
1362 memset(&join_params
, 0, sizeof(struct brcmf_join_params
));
1365 profile
->ssid
.SSID_len
= min_t(u32
, params
->ssid_len
, 32);
1366 memcpy(profile
->ssid
.SSID
, params
->ssid
, profile
->ssid
.SSID_len
);
1367 memcpy(join_params
.ssid_le
.SSID
, params
->ssid
, profile
->ssid
.SSID_len
);
1368 join_params
.ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1369 join_params_size
= sizeof(join_params
.ssid_le
);
1372 if (params
->bssid
) {
1373 memcpy(join_params
.params_le
.bssid
, params
->bssid
, ETH_ALEN
);
1374 join_params_size
= sizeof(join_params
.ssid_le
) +
1375 BRCMF_ASSOC_PARAMS_FIXED_SIZE
;
1376 memcpy(profile
->bssid
, params
->bssid
, ETH_ALEN
);
1378 eth_broadcast_addr(join_params
.params_le
.bssid
);
1379 eth_zero_addr(profile
->bssid
);
1383 if (params
->chandef
.chan
) {
1387 ieee80211_frequency_to_channel(
1388 params
->chandef
.chan
->center_freq
);
1389 if (params
->channel_fixed
) {
1390 /* adding chanspec */
1391 chanspec
= chandef_to_chanspec(&cfg
->d11inf
,
1393 join_params
.params_le
.chanspec_list
[0] =
1394 cpu_to_le16(chanspec
);
1395 join_params
.params_le
.chanspec_num
= cpu_to_le32(1);
1396 join_params_size
+= sizeof(join_params
.params_le
);
1399 /* set channel for starter */
1400 target_channel
= cfg
->channel
;
1401 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_CHANNEL
,
1404 brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err
);
1410 cfg
->ibss_starter
= false;
1413 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
1414 &join_params
, join_params_size
);
1416 brcmf_err("WLC_SET_SSID failed (%d)\n", err
);
1422 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1423 brcmf_dbg(TRACE
, "Exit\n");
1428 brcmf_cfg80211_leave_ibss(struct wiphy
*wiphy
, struct net_device
*ndev
)
1430 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1432 brcmf_dbg(TRACE
, "Enter\n");
1433 if (!check_vif_up(ifp
->vif
))
1436 brcmf_link_down(ifp
->vif
, WLAN_REASON_DEAUTH_LEAVING
);
1438 brcmf_dbg(TRACE
, "Exit\n");
1443 static s32
brcmf_set_wpa_version(struct net_device
*ndev
,
1444 struct cfg80211_connect_params
*sme
)
1446 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1447 struct brcmf_cfg80211_security
*sec
;
1451 if (sme
->crypto
.wpa_versions
& NL80211_WPA_VERSION_1
)
1452 val
= WPA_AUTH_PSK
| WPA_AUTH_UNSPECIFIED
;
1453 else if (sme
->crypto
.wpa_versions
& NL80211_WPA_VERSION_2
)
1454 val
= WPA2_AUTH_PSK
| WPA2_AUTH_UNSPECIFIED
;
1456 val
= WPA_AUTH_DISABLED
;
1457 brcmf_dbg(CONN
, "setting wpa_auth to 0x%0x\n", val
);
1458 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "wpa_auth", val
);
1460 brcmf_err("set wpa_auth failed (%d)\n", err
);
1463 sec
= &profile
->sec
;
1464 sec
->wpa_versions
= sme
->crypto
.wpa_versions
;
1468 static s32
brcmf_set_auth_type(struct net_device
*ndev
,
1469 struct cfg80211_connect_params
*sme
)
1471 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1472 struct brcmf_cfg80211_security
*sec
;
1476 switch (sme
->auth_type
) {
1477 case NL80211_AUTHTYPE_OPEN_SYSTEM
:
1479 brcmf_dbg(CONN
, "open system\n");
1481 case NL80211_AUTHTYPE_SHARED_KEY
:
1483 brcmf_dbg(CONN
, "shared key\n");
1485 case NL80211_AUTHTYPE_AUTOMATIC
:
1487 brcmf_dbg(CONN
, "automatic\n");
1489 case NL80211_AUTHTYPE_NETWORK_EAP
:
1490 brcmf_dbg(CONN
, "network eap\n");
1493 brcmf_err("invalid auth type (%d)\n", sme
->auth_type
);
1497 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "auth", val
);
1499 brcmf_err("set auth failed (%d)\n", err
);
1502 sec
= &profile
->sec
;
1503 sec
->auth_type
= sme
->auth_type
;
1508 brcmf_set_wsec_mode(struct net_device
*ndev
,
1509 struct cfg80211_connect_params
*sme
, bool mfp
)
1511 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1512 struct brcmf_cfg80211_security
*sec
;
1518 if (sme
->crypto
.n_ciphers_pairwise
) {
1519 switch (sme
->crypto
.ciphers_pairwise
[0]) {
1520 case WLAN_CIPHER_SUITE_WEP40
:
1521 case WLAN_CIPHER_SUITE_WEP104
:
1524 case WLAN_CIPHER_SUITE_TKIP
:
1525 pval
= TKIP_ENABLED
;
1527 case WLAN_CIPHER_SUITE_CCMP
:
1530 case WLAN_CIPHER_SUITE_AES_CMAC
:
1534 brcmf_err("invalid cipher pairwise (%d)\n",
1535 sme
->crypto
.ciphers_pairwise
[0]);
1539 if (sme
->crypto
.cipher_group
) {
1540 switch (sme
->crypto
.cipher_group
) {
1541 case WLAN_CIPHER_SUITE_WEP40
:
1542 case WLAN_CIPHER_SUITE_WEP104
:
1545 case WLAN_CIPHER_SUITE_TKIP
:
1546 gval
= TKIP_ENABLED
;
1548 case WLAN_CIPHER_SUITE_CCMP
:
1551 case WLAN_CIPHER_SUITE_AES_CMAC
:
1555 brcmf_err("invalid cipher group (%d)\n",
1556 sme
->crypto
.cipher_group
);
1561 brcmf_dbg(CONN
, "pval (%d) gval (%d)\n", pval
, gval
);
1562 /* In case of privacy, but no security and WPS then simulate */
1563 /* setting AES. WPS-2.0 allows no security */
1564 if (brcmf_find_wpsie(sme
->ie
, sme
->ie_len
) && !pval
&& !gval
&&
1569 wsec
= pval
| gval
| MFP_CAPABLE
;
1572 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "wsec", wsec
);
1574 brcmf_err("error (%d)\n", err
);
1578 sec
= &profile
->sec
;
1579 sec
->cipher_pairwise
= sme
->crypto
.ciphers_pairwise
[0];
1580 sec
->cipher_group
= sme
->crypto
.cipher_group
;
1586 brcmf_set_key_mgmt(struct net_device
*ndev
, struct cfg80211_connect_params
*sme
)
1588 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1589 struct brcmf_cfg80211_security
*sec
;
1593 if (sme
->crypto
.n_akm_suites
) {
1594 err
= brcmf_fil_bsscfg_int_get(netdev_priv(ndev
),
1597 brcmf_err("could not get wpa_auth (%d)\n", err
);
1600 if (val
& (WPA_AUTH_PSK
| WPA_AUTH_UNSPECIFIED
)) {
1601 switch (sme
->crypto
.akm_suites
[0]) {
1602 case WLAN_AKM_SUITE_8021X
:
1603 val
= WPA_AUTH_UNSPECIFIED
;
1605 case WLAN_AKM_SUITE_PSK
:
1609 brcmf_err("invalid cipher group (%d)\n",
1610 sme
->crypto
.cipher_group
);
1613 } else if (val
& (WPA2_AUTH_PSK
| WPA2_AUTH_UNSPECIFIED
)) {
1614 switch (sme
->crypto
.akm_suites
[0]) {
1615 case WLAN_AKM_SUITE_8021X
:
1616 val
= WPA2_AUTH_UNSPECIFIED
;
1618 case WLAN_AKM_SUITE_PSK
:
1619 val
= WPA2_AUTH_PSK
;
1622 brcmf_err("invalid cipher group (%d)\n",
1623 sme
->crypto
.cipher_group
);
1628 brcmf_dbg(CONN
, "setting wpa_auth to %d\n", val
);
1629 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
),
1632 brcmf_err("could not set wpa_auth (%d)\n", err
);
1636 sec
= &profile
->sec
;
1637 sec
->wpa_auth
= sme
->crypto
.akm_suites
[0];
1643 brcmf_set_sharedkey(struct net_device
*ndev
,
1644 struct cfg80211_connect_params
*sme
)
1646 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ndev
);
1647 struct brcmf_cfg80211_security
*sec
;
1648 struct brcmf_wsec_key key
;
1652 brcmf_dbg(CONN
, "key len (%d)\n", sme
->key_len
);
1654 if (sme
->key_len
== 0)
1657 sec
= &profile
->sec
;
1658 brcmf_dbg(CONN
, "wpa_versions 0x%x cipher_pairwise 0x%x\n",
1659 sec
->wpa_versions
, sec
->cipher_pairwise
);
1661 if (sec
->wpa_versions
& (NL80211_WPA_VERSION_1
| NL80211_WPA_VERSION_2
))
1664 if (!(sec
->cipher_pairwise
&
1665 (WLAN_CIPHER_SUITE_WEP40
| WLAN_CIPHER_SUITE_WEP104
)))
1668 memset(&key
, 0, sizeof(key
));
1669 key
.len
= (u32
) sme
->key_len
;
1670 key
.index
= (u32
) sme
->key_idx
;
1671 if (key
.len
> sizeof(key
.data
)) {
1672 brcmf_err("Too long key length (%u)\n", key
.len
);
1675 memcpy(key
.data
, sme
->key
, key
.len
);
1676 key
.flags
= BRCMF_PRIMARY_KEY
;
1677 switch (sec
->cipher_pairwise
) {
1678 case WLAN_CIPHER_SUITE_WEP40
:
1679 key
.algo
= CRYPTO_ALGO_WEP1
;
1681 case WLAN_CIPHER_SUITE_WEP104
:
1682 key
.algo
= CRYPTO_ALGO_WEP128
;
1685 brcmf_err("Invalid algorithm (%d)\n",
1686 sme
->crypto
.ciphers_pairwise
[0]);
1689 /* Set the new key/index */
1690 brcmf_dbg(CONN
, "key length (%d) key index (%d) algo (%d)\n",
1691 key
.len
, key
.index
, key
.algo
);
1692 brcmf_dbg(CONN
, "key \"%s\"\n", key
.data
);
1693 err
= send_key_to_dongle(netdev_priv(ndev
), &key
);
1697 if (sec
->auth_type
== NL80211_AUTHTYPE_SHARED_KEY
) {
1698 brcmf_dbg(CONN
, "set auth_type to shared key\n");
1699 val
= WL_AUTH_SHARED_KEY
; /* shared key */
1700 err
= brcmf_fil_bsscfg_int_set(netdev_priv(ndev
), "auth", val
);
1702 brcmf_err("set auth failed (%d)\n", err
);
1708 enum nl80211_auth_type
brcmf_war_auth_type(struct brcmf_if
*ifp
,
1709 enum nl80211_auth_type type
)
1711 if (type
== NL80211_AUTHTYPE_AUTOMATIC
&&
1712 brcmf_feat_is_quirk_enabled(ifp
, BRCMF_FEAT_QUIRK_AUTO_AUTH
)) {
1713 brcmf_dbg(CONN
, "WAR: use OPEN instead of AUTO\n");
1714 type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
1720 brcmf_cfg80211_connect(struct wiphy
*wiphy
, struct net_device
*ndev
,
1721 struct cfg80211_connect_params
*sme
)
1723 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1724 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1725 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1726 struct ieee80211_channel
*chan
= sme
->channel
;
1727 struct brcmf_join_params join_params
;
1728 size_t join_params_size
;
1729 const struct brcmf_tlv
*rsn_ie
;
1730 const struct brcmf_vs_tlv
*wpa_ie
;
1733 struct brcmf_ext_join_params_le
*ext_join_params
;
1737 brcmf_dbg(TRACE
, "Enter\n");
1738 if (!check_vif_up(ifp
->vif
))
1742 brcmf_err("Invalid ssid\n");
1746 if (ifp
->vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
) {
1747 /* A normal (non P2P) connection request setup. */
1750 /* find the WPA_IE */
1751 wpa_ie
= brcmf_find_wpaie((u8
*)sme
->ie
, sme
->ie_len
);
1754 ie_len
= wpa_ie
->len
+ TLV_HDR_LEN
;
1756 /* find the RSN_IE */
1757 rsn_ie
= brcmf_parse_tlvs((const u8
*)sme
->ie
,
1762 ie_len
= rsn_ie
->len
+ TLV_HDR_LEN
;
1765 brcmf_fil_iovar_data_set(ifp
, "wpaie", ie
, ie_len
);
1768 err
= brcmf_vif_set_mgmt_ie(ifp
->vif
, BRCMF_VNDR_IE_ASSOCREQ_FLAG
,
1769 sme
->ie
, sme
->ie_len
);
1771 brcmf_err("Set Assoc REQ IE Failed\n");
1773 brcmf_dbg(TRACE
, "Applied Vndr IEs for Assoc request\n");
1775 set_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1779 ieee80211_frequency_to_channel(chan
->center_freq
);
1780 chanspec
= channel_to_chanspec(&cfg
->d11inf
, chan
);
1781 brcmf_dbg(CONN
, "channel=%d, center_req=%d, chanspec=0x%04x\n",
1782 cfg
->channel
, chan
->center_freq
, chanspec
);
1788 brcmf_dbg(INFO
, "ie (%p), ie_len (%zd)\n", sme
->ie
, sme
->ie_len
);
1790 err
= brcmf_set_wpa_version(ndev
, sme
);
1792 brcmf_err("wl_set_wpa_version failed (%d)\n", err
);
1796 sme
->auth_type
= brcmf_war_auth_type(ifp
, sme
->auth_type
);
1797 err
= brcmf_set_auth_type(ndev
, sme
);
1799 brcmf_err("wl_set_auth_type failed (%d)\n", err
);
1803 err
= brcmf_set_wsec_mode(ndev
, sme
, sme
->mfp
== NL80211_MFP_REQUIRED
);
1805 brcmf_err("wl_set_set_cipher failed (%d)\n", err
);
1809 err
= brcmf_set_key_mgmt(ndev
, sme
);
1811 brcmf_err("wl_set_key_mgmt failed (%d)\n", err
);
1815 err
= brcmf_set_sharedkey(ndev
, sme
);
1817 brcmf_err("brcmf_set_sharedkey failed (%d)\n", err
);
1821 profile
->ssid
.SSID_len
= min_t(u32
, (u32
)sizeof(profile
->ssid
.SSID
),
1822 (u32
)sme
->ssid_len
);
1823 memcpy(&profile
->ssid
.SSID
, sme
->ssid
, profile
->ssid
.SSID_len
);
1824 if (profile
->ssid
.SSID_len
< IEEE80211_MAX_SSID_LEN
) {
1825 profile
->ssid
.SSID
[profile
->ssid
.SSID_len
] = 0;
1826 brcmf_dbg(CONN
, "SSID \"%s\", len (%d)\n", profile
->ssid
.SSID
,
1827 profile
->ssid
.SSID_len
);
1830 /* Join with specific BSSID and cached SSID
1831 * If SSID is zero join based on BSSID only
1833 join_params_size
= offsetof(struct brcmf_ext_join_params_le
, assoc_le
) +
1834 offsetof(struct brcmf_assoc_params_le
, chanspec_list
);
1836 join_params_size
+= sizeof(u16
);
1837 ext_join_params
= kzalloc(join_params_size
, GFP_KERNEL
);
1838 if (ext_join_params
== NULL
) {
1842 ext_join_params
->ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1843 memcpy(&ext_join_params
->ssid_le
.SSID
, sme
->ssid
,
1844 profile
->ssid
.SSID_len
);
1846 /* Set up join scan parameters */
1847 ext_join_params
->scan_le
.scan_type
= -1;
1848 ext_join_params
->scan_le
.home_time
= cpu_to_le32(-1);
1851 memcpy(&ext_join_params
->assoc_le
.bssid
, sme
->bssid
, ETH_ALEN
);
1853 eth_broadcast_addr(ext_join_params
->assoc_le
.bssid
);
1856 ext_join_params
->assoc_le
.chanspec_num
= cpu_to_le32(1);
1858 ext_join_params
->assoc_le
.chanspec_list
[0] =
1859 cpu_to_le16(chanspec
);
1860 /* Increase dwell time to receive probe response or detect
1861 * beacon from target AP at a noisy air only during connect
1864 ext_join_params
->scan_le
.active_time
=
1865 cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS
);
1866 ext_join_params
->scan_le
.passive_time
=
1867 cpu_to_le32(BRCMF_SCAN_JOIN_PASSIVE_DWELL_TIME_MS
);
1868 /* To sync with presence period of VSDB GO send probe request
1869 * more frequently. Probe request will be stopped when it gets
1870 * probe response from target AP/GO.
1872 ext_join_params
->scan_le
.nprobes
=
1873 cpu_to_le32(BRCMF_SCAN_JOIN_ACTIVE_DWELL_TIME_MS
/
1874 BRCMF_SCAN_JOIN_PROBE_INTERVAL_MS
);
1876 ext_join_params
->scan_le
.active_time
= cpu_to_le32(-1);
1877 ext_join_params
->scan_le
.passive_time
= cpu_to_le32(-1);
1878 ext_join_params
->scan_le
.nprobes
= cpu_to_le32(-1);
1881 err
= brcmf_fil_bsscfg_data_set(ifp
, "join", ext_join_params
,
1883 kfree(ext_join_params
);
1885 /* This is it. join command worked, we are done */
1888 /* join command failed, fallback to set ssid */
1889 memset(&join_params
, 0, sizeof(join_params
));
1890 join_params_size
= sizeof(join_params
.ssid_le
);
1892 memcpy(&join_params
.ssid_le
.SSID
, sme
->ssid
, profile
->ssid
.SSID_len
);
1893 join_params
.ssid_le
.SSID_len
= cpu_to_le32(profile
->ssid
.SSID_len
);
1896 memcpy(join_params
.params_le
.bssid
, sme
->bssid
, ETH_ALEN
);
1898 eth_broadcast_addr(join_params
.params_le
.bssid
);
1901 join_params
.params_le
.chanspec_list
[0] = cpu_to_le16(chanspec
);
1902 join_params
.params_le
.chanspec_num
= cpu_to_le32(1);
1903 join_params_size
+= sizeof(join_params
.params_le
);
1905 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
1906 &join_params
, join_params_size
);
1908 brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err
);
1912 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1913 brcmf_dbg(TRACE
, "Exit\n");
1918 brcmf_cfg80211_disconnect(struct wiphy
*wiphy
, struct net_device
*ndev
,
1921 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1922 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
1923 struct brcmf_scb_val_le scbval
;
1926 brcmf_dbg(TRACE
, "Enter. Reason code = %d\n", reason_code
);
1927 if (!check_vif_up(ifp
->vif
))
1930 clear_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
);
1931 clear_bit(BRCMF_VIF_STATUS_CONNECTING
, &ifp
->vif
->sme_state
);
1932 cfg80211_disconnected(ndev
, reason_code
, NULL
, 0, GFP_KERNEL
);
1934 memcpy(&scbval
.ea
, &profile
->bssid
, ETH_ALEN
);
1935 scbval
.val
= cpu_to_le32(reason_code
);
1936 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_DISASSOC
,
1937 &scbval
, sizeof(scbval
));
1939 brcmf_err("error (%d)\n", err
);
1941 brcmf_dbg(TRACE
, "Exit\n");
1946 brcmf_cfg80211_set_tx_power(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
1947 enum nl80211_tx_power_setting type
, s32 mbm
)
1950 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
1951 struct net_device
*ndev
= cfg_to_ndev(cfg
);
1952 struct brcmf_if
*ifp
= netdev_priv(ndev
);
1956 s32 dbm
= MBM_TO_DBM(mbm
);
1958 brcmf_dbg(TRACE
, "Enter\n");
1959 if (!check_vif_up(ifp
->vif
))
1963 case NL80211_TX_POWER_AUTOMATIC
:
1965 case NL80211_TX_POWER_LIMITED
:
1966 case NL80211_TX_POWER_FIXED
:
1968 brcmf_err("TX_POWER_FIXED - dbm is negative\n");
1974 /* Make sure radio is off or on as far as software is concerned */
1975 disable
= WL_RADIO_SW_DISABLE
<< 16;
1976 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_RADIO
, disable
);
1978 brcmf_err("WLC_SET_RADIO error (%d)\n", err
);
1983 txpwrmw
= (u16
) dbm
;
1984 err
= brcmf_fil_iovar_int_set(ifp
, "qtxpower",
1985 (s32
)brcmf_mw_to_qdbm(txpwrmw
));
1987 brcmf_err("qtxpower error (%d)\n", err
);
1988 cfg
->conf
->tx_power
= dbm
;
1991 brcmf_dbg(TRACE
, "Exit\n");
1995 static s32
brcmf_cfg80211_get_tx_power(struct wiphy
*wiphy
,
1996 struct wireless_dev
*wdev
,
1999 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2000 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
2005 brcmf_dbg(TRACE
, "Enter\n");
2006 if (!check_vif_up(ifp
->vif
))
2009 err
= brcmf_fil_iovar_int_get(ifp
, "qtxpower", &txpwrdbm
);
2011 brcmf_err("error (%d)\n", err
);
2015 result
= (u8
) (txpwrdbm
& ~WL_TXPWR_OVERRIDE
);
2016 *dbm
= (s32
) brcmf_qdbm_to_mw(result
);
2019 brcmf_dbg(TRACE
, "Exit\n");
2024 brcmf_cfg80211_config_default_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2025 u8 key_idx
, bool unicast
, bool multicast
)
2027 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2032 brcmf_dbg(TRACE
, "Enter\n");
2033 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2034 if (!check_vif_up(ifp
->vif
))
2037 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2039 brcmf_err("WLC_GET_WSEC error (%d)\n", err
);
2043 if (wsec
& WEP_ENABLED
) {
2044 /* Just select a new current key */
2046 err
= brcmf_fil_cmd_int_set(ifp
,
2047 BRCMF_C_SET_KEY_PRIMARY
, index
);
2049 brcmf_err("error (%d)\n", err
);
2052 brcmf_dbg(TRACE
, "Exit\n");
2057 brcmf_add_keyext(struct wiphy
*wiphy
, struct net_device
*ndev
,
2058 u8 key_idx
, const u8
*mac_addr
, struct key_params
*params
)
2060 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2061 struct brcmf_wsec_key key
;
2065 memset(&key
, 0, sizeof(key
));
2066 key
.index
= (u32
) key_idx
;
2067 /* Instead of bcast for ea address for default wep keys,
2068 driver needs it to be Null */
2069 if (!is_multicast_ether_addr(mac_addr
))
2070 memcpy((char *)&key
.ea
, (void *)mac_addr
, ETH_ALEN
);
2071 key
.len
= (u32
) params
->key_len
;
2072 /* check for key index change */
2075 err
= send_key_to_dongle(ifp
, &key
);
2077 brcmf_err("key delete error (%d)\n", err
);
2079 if (key
.len
> sizeof(key
.data
)) {
2080 brcmf_err("Invalid key length (%d)\n", key
.len
);
2084 brcmf_dbg(CONN
, "Setting the key index %d\n", key
.index
);
2085 memcpy(key
.data
, params
->key
, key
.len
);
2087 if (!brcmf_is_apmode(ifp
->vif
) &&
2088 (params
->cipher
== WLAN_CIPHER_SUITE_TKIP
)) {
2089 brcmf_dbg(CONN
, "Swapping RX/TX MIC key\n");
2090 memcpy(keybuf
, &key
.data
[24], sizeof(keybuf
));
2091 memcpy(&key
.data
[24], &key
.data
[16], sizeof(keybuf
));
2092 memcpy(&key
.data
[16], keybuf
, sizeof(keybuf
));
2095 /* if IW_ENCODE_EXT_RX_SEQ_VALID set */
2096 if (params
->seq
&& params
->seq_len
== 6) {
2099 ivptr
= (u8
*) params
->seq
;
2100 key
.rxiv
.hi
= (ivptr
[5] << 24) | (ivptr
[4] << 16) |
2101 (ivptr
[3] << 8) | ivptr
[2];
2102 key
.rxiv
.lo
= (ivptr
[1] << 8) | ivptr
[0];
2103 key
.iv_initialized
= true;
2106 switch (params
->cipher
) {
2107 case WLAN_CIPHER_SUITE_WEP40
:
2108 key
.algo
= CRYPTO_ALGO_WEP1
;
2109 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2111 case WLAN_CIPHER_SUITE_WEP104
:
2112 key
.algo
= CRYPTO_ALGO_WEP128
;
2113 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2115 case WLAN_CIPHER_SUITE_TKIP
:
2116 key
.algo
= CRYPTO_ALGO_TKIP
;
2117 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2119 case WLAN_CIPHER_SUITE_AES_CMAC
:
2120 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2121 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2123 case WLAN_CIPHER_SUITE_CCMP
:
2124 key
.algo
= CRYPTO_ALGO_AES_CCM
;
2125 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_CCMP\n");
2128 brcmf_err("Invalid cipher (0x%x)\n", params
->cipher
);
2131 err
= send_key_to_dongle(ifp
, &key
);
2133 brcmf_err("wsec_key error (%d)\n", err
);
2139 brcmf_cfg80211_add_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2140 u8 key_idx
, bool pairwise
, const u8
*mac_addr
,
2141 struct key_params
*params
)
2143 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2144 struct brcmf_wsec_key
*key
;
2150 brcmf_dbg(TRACE
, "Enter\n");
2151 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2152 if (!check_vif_up(ifp
->vif
))
2155 if (key_idx
>= BRCMF_MAX_DEFAULT_KEYS
) {
2156 /* we ignore this key index in this case */
2157 brcmf_err("invalid key index (%d)\n", key_idx
);
2162 (params
->cipher
!= WLAN_CIPHER_SUITE_WEP40
) &&
2163 (params
->cipher
!= WLAN_CIPHER_SUITE_WEP104
)) {
2164 brcmf_dbg(TRACE
, "Exit");
2165 return brcmf_add_keyext(wiphy
, ndev
, key_idx
, mac_addr
, params
);
2168 key
= &ifp
->vif
->profile
.key
[key_idx
];
2169 memset(key
, 0, sizeof(*key
));
2171 if (params
->key_len
> sizeof(key
->data
)) {
2172 brcmf_err("Too long key length (%u)\n", params
->key_len
);
2176 key
->len
= params
->key_len
;
2177 key
->index
= key_idx
;
2179 memcpy(key
->data
, params
->key
, key
->len
);
2181 key
->flags
= BRCMF_PRIMARY_KEY
;
2182 switch (params
->cipher
) {
2183 case WLAN_CIPHER_SUITE_WEP40
:
2184 key
->algo
= CRYPTO_ALGO_WEP1
;
2186 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2188 case WLAN_CIPHER_SUITE_WEP104
:
2189 key
->algo
= CRYPTO_ALGO_WEP128
;
2191 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2193 case WLAN_CIPHER_SUITE_TKIP
:
2194 if (!brcmf_is_apmode(ifp
->vif
)) {
2195 brcmf_dbg(CONN
, "Swapping RX/TX MIC key\n");
2196 memcpy(keybuf
, &key
->data
[24], sizeof(keybuf
));
2197 memcpy(&key
->data
[24], &key
->data
[16], sizeof(keybuf
));
2198 memcpy(&key
->data
[16], keybuf
, sizeof(keybuf
));
2200 key
->algo
= CRYPTO_ALGO_TKIP
;
2202 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2204 case WLAN_CIPHER_SUITE_AES_CMAC
:
2205 key
->algo
= CRYPTO_ALGO_AES_CCM
;
2207 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2209 case WLAN_CIPHER_SUITE_CCMP
:
2210 key
->algo
= CRYPTO_ALGO_AES_CCM
;
2212 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_CCMP\n");
2215 brcmf_err("Invalid cipher (0x%x)\n", params
->cipher
);
2220 err
= send_key_to_dongle(ifp
, key
);
2224 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2226 brcmf_err("get wsec error (%d)\n", err
);
2230 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
2232 brcmf_err("set wsec error (%d)\n", err
);
2237 brcmf_dbg(TRACE
, "Exit\n");
2242 brcmf_cfg80211_del_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2243 u8 key_idx
, bool pairwise
, const u8
*mac_addr
)
2245 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2246 struct brcmf_wsec_key key
;
2249 brcmf_dbg(TRACE
, "Enter\n");
2250 if (!check_vif_up(ifp
->vif
))
2253 if (key_idx
>= BRCMF_MAX_DEFAULT_KEYS
) {
2254 /* we ignore this key index in this case */
2255 brcmf_err("invalid key index (%d)\n", key_idx
);
2259 memset(&key
, 0, sizeof(key
));
2261 key
.index
= (u32
) key_idx
;
2262 key
.flags
= BRCMF_PRIMARY_KEY
;
2263 key
.algo
= CRYPTO_ALGO_OFF
;
2265 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2267 /* Set the new key/index */
2268 err
= send_key_to_dongle(ifp
, &key
);
2270 brcmf_dbg(TRACE
, "Exit\n");
2275 brcmf_cfg80211_get_key(struct wiphy
*wiphy
, struct net_device
*ndev
,
2276 u8 key_idx
, bool pairwise
, const u8
*mac_addr
, void *cookie
,
2277 void (*callback
) (void *cookie
, struct key_params
* params
))
2279 struct key_params params
;
2280 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2281 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
2282 struct brcmf_cfg80211_security
*sec
;
2286 brcmf_dbg(TRACE
, "Enter\n");
2287 brcmf_dbg(CONN
, "key index (%d)\n", key_idx
);
2288 if (!check_vif_up(ifp
->vif
))
2291 memset(¶ms
, 0, sizeof(params
));
2293 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2295 brcmf_err("WLC_GET_WSEC error (%d)\n", err
);
2296 /* Ignore this error, may happen during DISASSOC */
2300 if (wsec
& WEP_ENABLED
) {
2301 sec
= &profile
->sec
;
2302 if (sec
->cipher_pairwise
& WLAN_CIPHER_SUITE_WEP40
) {
2303 params
.cipher
= WLAN_CIPHER_SUITE_WEP40
;
2304 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP40\n");
2305 } else if (sec
->cipher_pairwise
& WLAN_CIPHER_SUITE_WEP104
) {
2306 params
.cipher
= WLAN_CIPHER_SUITE_WEP104
;
2307 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_WEP104\n");
2309 } else if (wsec
& TKIP_ENABLED
) {
2310 params
.cipher
= WLAN_CIPHER_SUITE_TKIP
;
2311 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_TKIP\n");
2312 } else if (wsec
& AES_ENABLED
) {
2313 params
.cipher
= WLAN_CIPHER_SUITE_AES_CMAC
;
2314 brcmf_dbg(CONN
, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2316 brcmf_err("Invalid algo (0x%x)\n", wsec
);
2320 callback(cookie
, ¶ms
);
2323 brcmf_dbg(TRACE
, "Exit\n");
2328 brcmf_cfg80211_config_default_mgmt_key(struct wiphy
*wiphy
,
2329 struct net_device
*ndev
, u8 key_idx
)
2331 brcmf_dbg(INFO
, "Not supported\n");
2337 brcmf_cfg80211_reconfigure_wep(struct brcmf_if
*ifp
)
2341 struct brcmf_wsec_key
*key
;
2344 for (key_idx
= 0; key_idx
< BRCMF_MAX_DEFAULT_KEYS
; key_idx
++) {
2345 key
= &ifp
->vif
->profile
.key
[key_idx
];
2346 if ((key
->algo
== CRYPTO_ALGO_WEP1
) ||
2347 (key
->algo
== CRYPTO_ALGO_WEP128
))
2350 if (key_idx
== BRCMF_MAX_DEFAULT_KEYS
)
2353 err
= send_key_to_dongle(ifp
, key
);
2355 brcmf_err("Setting WEP key failed (%d)\n", err
);
2358 err
= brcmf_fil_bsscfg_int_get(ifp
, "wsec", &wsec
);
2360 brcmf_err("get wsec error (%d)\n", err
);
2363 wsec
|= WEP_ENABLED
;
2364 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
2366 brcmf_err("set wsec error (%d)\n", err
);
2370 brcmf_cfg80211_get_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
2371 const u8
*mac
, struct station_info
*sinfo
)
2373 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2374 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
2375 struct brcmf_scb_val_le scb_val
;
2379 u8
*bssid
= profile
->bssid
;
2380 struct brcmf_sta_info_le sta_info_le
;
2384 brcmf_dbg(TRACE
, "Enter, MAC %pM\n", mac
);
2385 if (!check_vif_up(ifp
->vif
))
2388 if (brcmf_is_apmode(ifp
->vif
)) {
2389 memcpy(&sta_info_le
, mac
, ETH_ALEN
);
2390 err
= brcmf_fil_iovar_data_get(ifp
, "sta_info",
2392 sizeof(sta_info_le
));
2394 brcmf_err("GET STA INFO failed, %d\n", err
);
2397 sinfo
->filled
= BIT(NL80211_STA_INFO_INACTIVE_TIME
);
2398 sinfo
->inactive_time
= le32_to_cpu(sta_info_le
.idle
) * 1000;
2399 if (le32_to_cpu(sta_info_le
.flags
) & BRCMF_STA_ASSOC
) {
2400 sinfo
->filled
|= BIT(NL80211_STA_INFO_CONNECTED_TIME
);
2401 sinfo
->connected_time
= le32_to_cpu(sta_info_le
.in
);
2403 brcmf_dbg(TRACE
, "STA idle time : %d ms, connected time :%d sec\n",
2404 sinfo
->inactive_time
, sinfo
->connected_time
);
2405 } else if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_STATION
) {
2406 if (memcmp(mac
, bssid
, ETH_ALEN
)) {
2407 brcmf_err("Wrong Mac address cfg_mac-%pM wl_bssid-%pM\n",
2412 /* Report the current tx rate */
2413 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_RATE
, &rate
);
2415 brcmf_err("Could not get rate (%d)\n", err
);
2418 sinfo
->filled
|= BIT(NL80211_STA_INFO_TX_BITRATE
);
2419 sinfo
->txrate
.legacy
= rate
* 5;
2420 brcmf_dbg(CONN
, "Rate %d Mbps\n", rate
/ 2);
2423 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
,
2424 &ifp
->vif
->sme_state
)) {
2425 memset(&scb_val
, 0, sizeof(scb_val
));
2426 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_RSSI
,
2427 &scb_val
, sizeof(scb_val
));
2429 brcmf_err("Could not get rssi (%d)\n", err
);
2432 rssi
= le32_to_cpu(scb_val
.val
);
2433 sinfo
->filled
|= BIT(NL80211_STA_INFO_SIGNAL
);
2434 sinfo
->signal
= rssi
;
2435 brcmf_dbg(CONN
, "RSSI %d dBm\n", rssi
);
2437 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_BCNPRD
,
2440 brcmf_err("Could not get beacon period (%d)\n",
2444 sinfo
->bss_param
.beacon_interval
=
2446 brcmf_dbg(CONN
, "Beacon peroid %d\n",
2449 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_DTIMPRD
,
2452 brcmf_err("Could not get DTIM period (%d)\n",
2456 sinfo
->bss_param
.dtim_period
= dtim_period
;
2457 brcmf_dbg(CONN
, "DTIM peroid %d\n",
2460 sinfo
->filled
|= BIT(NL80211_STA_INFO_BSS_PARAM
);
2465 brcmf_dbg(TRACE
, "Exit\n");
2470 brcmf_cfg80211_set_power_mgmt(struct wiphy
*wiphy
, struct net_device
*ndev
,
2471 bool enabled
, s32 timeout
)
2475 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2476 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2478 brcmf_dbg(TRACE
, "Enter\n");
2481 * Powersave enable/disable request is coming from the
2482 * cfg80211 even before the interface is up. In that
2483 * scenario, driver will be storing the power save
2484 * preference in cfg struct to apply this to
2485 * FW later while initializing the dongle
2487 cfg
->pwr_save
= enabled
;
2488 if (!check_vif_up(ifp
->vif
)) {
2490 brcmf_dbg(INFO
, "Device is not ready, storing the value in cfg_info struct\n");
2494 pm
= enabled
? PM_FAST
: PM_OFF
;
2495 /* Do not enable the power save after assoc if it is a p2p interface */
2496 if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_P2P_CLIENT
) {
2497 brcmf_dbg(INFO
, "Do not enable power save for P2P clients\n");
2500 brcmf_dbg(INFO
, "power save %s\n", (pm
? "enabled" : "disabled"));
2502 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, pm
);
2505 brcmf_err("net_device is not ready yet\n");
2507 brcmf_err("error (%d)\n", err
);
2510 brcmf_dbg(TRACE
, "Exit\n");
2514 static s32
brcmf_inform_single_bss(struct brcmf_cfg80211_info
*cfg
,
2515 struct brcmf_bss_info_le
*bi
)
2517 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
2518 struct ieee80211_channel
*notify_channel
;
2519 struct cfg80211_bss
*bss
;
2520 struct ieee80211_supported_band
*band
;
2521 struct brcmu_chan ch
;
2524 u16 notify_capability
;
2525 u16 notify_interval
;
2527 size_t notify_ielen
;
2530 if (le32_to_cpu(bi
->length
) > WL_BSS_INFO_MAX
) {
2531 brcmf_err("Bss info is larger than buffer. Discarding\n");
2536 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
2537 cfg
->d11inf
.decchspec(&ch
);
2538 bi
->ctl_ch
= ch
.chnum
;
2540 channel
= bi
->ctl_ch
;
2542 if (channel
<= CH_MAX_2G_CHANNEL
)
2543 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
2545 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
2547 freq
= ieee80211_channel_to_frequency(channel
, band
->band
);
2548 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
2550 notify_capability
= le16_to_cpu(bi
->capability
);
2551 notify_interval
= le16_to_cpu(bi
->beacon_period
);
2552 notify_ie
= (u8
*)bi
+ le16_to_cpu(bi
->ie_offset
);
2553 notify_ielen
= le32_to_cpu(bi
->ie_length
);
2554 notify_signal
= (s16
)le16_to_cpu(bi
->RSSI
) * 100;
2556 brcmf_dbg(CONN
, "bssid: %pM\n", bi
->BSSID
);
2557 brcmf_dbg(CONN
, "Channel: %d(%d)\n", channel
, freq
);
2558 brcmf_dbg(CONN
, "Capability: %X\n", notify_capability
);
2559 brcmf_dbg(CONN
, "Beacon interval: %d\n", notify_interval
);
2560 brcmf_dbg(CONN
, "Signal: %d\n", notify_signal
);
2562 bss
= cfg80211_inform_bss(wiphy
, notify_channel
,
2563 CFG80211_BSS_FTYPE_UNKNOWN
,
2564 (const u8
*)bi
->BSSID
,
2565 0, notify_capability
,
2566 notify_interval
, notify_ie
,
2567 notify_ielen
, notify_signal
,
2573 cfg80211_put_bss(wiphy
, bss
);
2578 static struct brcmf_bss_info_le
*
2579 next_bss_le(struct brcmf_scan_results
*list
, struct brcmf_bss_info_le
*bss
)
2582 return list
->bss_info_le
;
2583 return (struct brcmf_bss_info_le
*)((unsigned long)bss
+
2584 le32_to_cpu(bss
->length
));
2587 static s32
brcmf_inform_bss(struct brcmf_cfg80211_info
*cfg
)
2589 struct brcmf_scan_results
*bss_list
;
2590 struct brcmf_bss_info_le
*bi
= NULL
; /* must be initialized */
2594 bss_list
= (struct brcmf_scan_results
*)cfg
->escan_info
.escan_buf
;
2595 if (bss_list
->count
!= 0 &&
2596 bss_list
->version
!= BRCMF_BSS_INFO_VERSION
) {
2597 brcmf_err("Version %d != WL_BSS_INFO_VERSION\n",
2601 brcmf_dbg(SCAN
, "scanned AP count (%d)\n", bss_list
->count
);
2602 for (i
= 0; i
< bss_list
->count
; i
++) {
2603 bi
= next_bss_le(bss_list
, bi
);
2604 err
= brcmf_inform_single_bss(cfg
, bi
);
2611 static s32
wl_inform_ibss(struct brcmf_cfg80211_info
*cfg
,
2612 struct net_device
*ndev
, const u8
*bssid
)
2614 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
2615 struct ieee80211_channel
*notify_channel
;
2616 struct brcmf_bss_info_le
*bi
= NULL
;
2617 struct ieee80211_supported_band
*band
;
2618 struct cfg80211_bss
*bss
;
2619 struct brcmu_chan ch
;
2623 u16 notify_capability
;
2624 u16 notify_interval
;
2626 size_t notify_ielen
;
2629 brcmf_dbg(TRACE
, "Enter\n");
2631 buf
= kzalloc(WL_BSS_INFO_MAX
, GFP_KERNEL
);
2637 *(__le32
*)buf
= cpu_to_le32(WL_BSS_INFO_MAX
);
2639 err
= brcmf_fil_cmd_data_get(netdev_priv(ndev
), BRCMF_C_GET_BSS_INFO
,
2640 buf
, WL_BSS_INFO_MAX
);
2642 brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err
);
2646 bi
= (struct brcmf_bss_info_le
*)(buf
+ 4);
2648 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
2649 cfg
->d11inf
.decchspec(&ch
);
2651 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
2652 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
2654 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
2656 freq
= ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
2657 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
2659 notify_capability
= le16_to_cpu(bi
->capability
);
2660 notify_interval
= le16_to_cpu(bi
->beacon_period
);
2661 notify_ie
= (u8
*)bi
+ le16_to_cpu(bi
->ie_offset
);
2662 notify_ielen
= le32_to_cpu(bi
->ie_length
);
2663 notify_signal
= (s16
)le16_to_cpu(bi
->RSSI
) * 100;
2665 brcmf_dbg(CONN
, "channel: %d(%d)\n", ch
.chnum
, freq
);
2666 brcmf_dbg(CONN
, "capability: %X\n", notify_capability
);
2667 brcmf_dbg(CONN
, "beacon interval: %d\n", notify_interval
);
2668 brcmf_dbg(CONN
, "signal: %d\n", notify_signal
);
2670 bss
= cfg80211_inform_bss(wiphy
, notify_channel
,
2671 CFG80211_BSS_FTYPE_UNKNOWN
, bssid
, 0,
2672 notify_capability
, notify_interval
,
2673 notify_ie
, notify_ielen
, notify_signal
,
2681 cfg80211_put_bss(wiphy
, bss
);
2687 brcmf_dbg(TRACE
, "Exit\n");
2692 static s32
brcmf_update_bss_info(struct brcmf_cfg80211_info
*cfg
,
2693 struct brcmf_if
*ifp
)
2695 struct brcmf_cfg80211_profile
*profile
= ndev_to_prof(ifp
->ndev
);
2696 struct brcmf_bss_info_le
*bi
;
2697 struct brcmf_ssid
*ssid
;
2698 const struct brcmf_tlv
*tim
;
2699 u16 beacon_interval
;
2705 brcmf_dbg(TRACE
, "Enter\n");
2706 if (brcmf_is_ibssmode(ifp
->vif
))
2709 ssid
= &profile
->ssid
;
2711 *(__le32
*)cfg
->extra_buf
= cpu_to_le32(WL_EXTRA_BUF_MAX
);
2712 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_BSS_INFO
,
2713 cfg
->extra_buf
, WL_EXTRA_BUF_MAX
);
2715 brcmf_err("Could not get bss info %d\n", err
);
2716 goto update_bss_info_out
;
2719 bi
= (struct brcmf_bss_info_le
*)(cfg
->extra_buf
+ 4);
2720 err
= brcmf_inform_single_bss(cfg
, bi
);
2722 goto update_bss_info_out
;
2724 ie
= ((u8
*)bi
) + le16_to_cpu(bi
->ie_offset
);
2725 ie_len
= le32_to_cpu(bi
->ie_length
);
2726 beacon_interval
= le16_to_cpu(bi
->beacon_period
);
2728 tim
= brcmf_parse_tlvs(ie
, ie_len
, WLAN_EID_TIM
);
2730 dtim_period
= tim
->data
[1];
2733 * active scan was done so we could not get dtim
2734 * information out of probe response.
2735 * so we speficially query dtim information to dongle.
2738 err
= brcmf_fil_iovar_int_get(ifp
, "dtim_assoc", &var
);
2740 brcmf_err("wl dtim_assoc failed (%d)\n", err
);
2741 goto update_bss_info_out
;
2743 dtim_period
= (u8
)var
;
2746 update_bss_info_out
:
2747 brcmf_dbg(TRACE
, "Exit");
2751 void brcmf_abort_scanning(struct brcmf_cfg80211_info
*cfg
)
2753 struct escan_info
*escan
= &cfg
->escan_info
;
2755 set_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
);
2756 if (cfg
->scan_request
) {
2757 escan
->escan_state
= WL_ESCAN_STATE_IDLE
;
2758 brcmf_notify_escan_complete(cfg
, escan
->ifp
, true, true);
2760 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
2761 clear_bit(BRCMF_SCAN_STATUS_ABORT
, &cfg
->scan_status
);
2764 static void brcmf_cfg80211_escan_timeout_worker(struct work_struct
*work
)
2766 struct brcmf_cfg80211_info
*cfg
=
2767 container_of(work
, struct brcmf_cfg80211_info
,
2768 escan_timeout_work
);
2770 brcmf_inform_bss(cfg
);
2771 brcmf_notify_escan_complete(cfg
, cfg
->escan_info
.ifp
, true, true);
2774 static void brcmf_escan_timeout(unsigned long data
)
2776 struct brcmf_cfg80211_info
*cfg
=
2777 (struct brcmf_cfg80211_info
*)data
;
2779 if (cfg
->scan_request
) {
2780 brcmf_err("timer expired\n");
2781 schedule_work(&cfg
->escan_timeout_work
);
2786 brcmf_compare_update_same_bss(struct brcmf_cfg80211_info
*cfg
,
2787 struct brcmf_bss_info_le
*bss
,
2788 struct brcmf_bss_info_le
*bss_info_le
)
2790 struct brcmu_chan ch_bss
, ch_bss_info_le
;
2792 ch_bss
.chspec
= le16_to_cpu(bss
->chanspec
);
2793 cfg
->d11inf
.decchspec(&ch_bss
);
2794 ch_bss_info_le
.chspec
= le16_to_cpu(bss_info_le
->chanspec
);
2795 cfg
->d11inf
.decchspec(&ch_bss_info_le
);
2797 if (!memcmp(&bss_info_le
->BSSID
, &bss
->BSSID
, ETH_ALEN
) &&
2798 ch_bss
.band
== ch_bss_info_le
.band
&&
2799 bss_info_le
->SSID_len
== bss
->SSID_len
&&
2800 !memcmp(bss_info_le
->SSID
, bss
->SSID
, bss_info_le
->SSID_len
)) {
2801 if ((bss
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) ==
2802 (bss_info_le
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
)) {
2803 s16 bss_rssi
= le16_to_cpu(bss
->RSSI
);
2804 s16 bss_info_rssi
= le16_to_cpu(bss_info_le
->RSSI
);
2806 /* preserve max RSSI if the measurements are
2807 * both on-channel or both off-channel
2809 if (bss_info_rssi
> bss_rssi
)
2810 bss
->RSSI
= bss_info_le
->RSSI
;
2811 } else if ((bss
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) &&
2812 (bss_info_le
->flags
& BRCMF_BSS_RSSI_ON_CHANNEL
) == 0) {
2813 /* preserve the on-channel rssi measurement
2814 * if the new measurement is off channel
2816 bss
->RSSI
= bss_info_le
->RSSI
;
2817 bss
->flags
|= BRCMF_BSS_RSSI_ON_CHANNEL
;
2825 brcmf_cfg80211_escan_handler(struct brcmf_if
*ifp
,
2826 const struct brcmf_event_msg
*e
, void *data
)
2828 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
2830 struct brcmf_escan_result_le
*escan_result_le
;
2831 struct brcmf_bss_info_le
*bss_info_le
;
2832 struct brcmf_bss_info_le
*bss
= NULL
;
2834 struct brcmf_scan_results
*list
;
2840 if (!test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
2841 brcmf_err("scan not ready, bssidx=%d\n", ifp
->bssidx
);
2845 if (status
== BRCMF_E_STATUS_PARTIAL
) {
2846 brcmf_dbg(SCAN
, "ESCAN Partial result\n");
2847 escan_result_le
= (struct brcmf_escan_result_le
*) data
;
2848 if (!escan_result_le
) {
2849 brcmf_err("Invalid escan result (NULL pointer)\n");
2852 if (le16_to_cpu(escan_result_le
->bss_count
) != 1) {
2853 brcmf_err("Invalid bss_count %d: ignoring\n",
2854 escan_result_le
->bss_count
);
2857 bss_info_le
= &escan_result_le
->bss_info_le
;
2859 if (brcmf_p2p_scan_finding_common_channel(cfg
, bss_info_le
))
2862 if (!cfg
->scan_request
) {
2863 brcmf_dbg(SCAN
, "result without cfg80211 request\n");
2867 bi_length
= le32_to_cpu(bss_info_le
->length
);
2868 if (bi_length
!= (le32_to_cpu(escan_result_le
->buflen
) -
2869 WL_ESCAN_RESULTS_FIXED_SIZE
)) {
2870 brcmf_err("Invalid bss_info length %d: ignoring\n",
2875 if (!(cfg_to_wiphy(cfg
)->interface_modes
&
2876 BIT(NL80211_IFTYPE_ADHOC
))) {
2877 if (le16_to_cpu(bss_info_le
->capability
) &
2878 WLAN_CAPABILITY_IBSS
) {
2879 brcmf_err("Ignoring IBSS result\n");
2884 list
= (struct brcmf_scan_results
*)
2885 cfg
->escan_info
.escan_buf
;
2886 if (bi_length
> WL_ESCAN_BUF_SIZE
- list
->buflen
) {
2887 brcmf_err("Buffer is too small: ignoring\n");
2891 for (i
= 0; i
< list
->count
; i
++) {
2892 bss
= bss
? (struct brcmf_bss_info_le
*)
2893 ((unsigned char *)bss
+
2894 le32_to_cpu(bss
->length
)) : list
->bss_info_le
;
2895 if (brcmf_compare_update_same_bss(cfg
, bss
,
2899 memcpy(&(cfg
->escan_info
.escan_buf
[list
->buflen
]),
2900 bss_info_le
, bi_length
);
2901 list
->version
= le32_to_cpu(bss_info_le
->version
);
2902 list
->buflen
+= bi_length
;
2905 cfg
->escan_info
.escan_state
= WL_ESCAN_STATE_IDLE
;
2906 if (brcmf_p2p_scan_finding_common_channel(cfg
, NULL
))
2908 if (cfg
->scan_request
) {
2909 brcmf_inform_bss(cfg
);
2910 aborted
= status
!= BRCMF_E_STATUS_SUCCESS
;
2911 brcmf_notify_escan_complete(cfg
, ifp
, aborted
, false);
2913 brcmf_dbg(SCAN
, "Ignored scan complete result 0x%x\n",
2920 static void brcmf_init_escan(struct brcmf_cfg80211_info
*cfg
)
2922 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ESCAN_RESULT
,
2923 brcmf_cfg80211_escan_handler
);
2924 cfg
->escan_info
.escan_state
= WL_ESCAN_STATE_IDLE
;
2925 /* Init scan_timeout timer */
2926 init_timer(&cfg
->escan_timeout
);
2927 cfg
->escan_timeout
.data
= (unsigned long) cfg
;
2928 cfg
->escan_timeout
.function
= brcmf_escan_timeout
;
2929 INIT_WORK(&cfg
->escan_timeout_work
,
2930 brcmf_cfg80211_escan_timeout_worker
);
2933 static __always_inline
void brcmf_delay(u32 ms
)
2935 if (ms
< 1000 / HZ
) {
2943 static s32
brcmf_config_wowl_pattern(struct brcmf_if
*ifp
, u8 cmd
[4],
2944 u8
*pattern
, u32 patternsize
, u8
*mask
,
2947 struct brcmf_fil_wowl_pattern_le
*filter
;
2954 masksize
= (patternsize
+ 7) / 8;
2955 patternoffset
= sizeof(*filter
) - sizeof(filter
->cmd
) + masksize
;
2957 bufsize
= sizeof(*filter
) + patternsize
+ masksize
;
2958 buf
= kzalloc(bufsize
, GFP_KERNEL
);
2961 filter
= (struct brcmf_fil_wowl_pattern_le
*)buf
;
2963 memcpy(filter
->cmd
, cmd
, 4);
2964 filter
->masksize
= cpu_to_le32(masksize
);
2965 filter
->offset
= cpu_to_le32(packet_offset
);
2966 filter
->patternoffset
= cpu_to_le32(patternoffset
);
2967 filter
->patternsize
= cpu_to_le32(patternsize
);
2968 filter
->type
= cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP
);
2970 if ((mask
) && (masksize
))
2971 memcpy(buf
+ sizeof(*filter
), mask
, masksize
);
2972 if ((pattern
) && (patternsize
))
2973 memcpy(buf
+ sizeof(*filter
) + masksize
, pattern
, patternsize
);
2975 ret
= brcmf_fil_iovar_data_set(ifp
, "wowl_pattern", buf
, bufsize
);
2981 static s32
brcmf_cfg80211_resume(struct wiphy
*wiphy
)
2983 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
2984 struct net_device
*ndev
= cfg_to_ndev(cfg
);
2985 struct brcmf_if
*ifp
= netdev_priv(ndev
);
2987 brcmf_dbg(TRACE
, "Enter\n");
2989 if (cfg
->wowl_enabled
) {
2990 brcmf_configure_arp_offload(ifp
, true);
2991 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
,
2992 cfg
->pre_wowl_pmmode
);
2993 brcmf_fil_iovar_int_set(ifp
, "wowl_clear", 0);
2994 brcmf_config_wowl_pattern(ifp
, "clr", NULL
, 0, NULL
, 0);
2995 cfg
->wowl_enabled
= false;
3000 static void brcmf_configure_wowl(struct brcmf_cfg80211_info
*cfg
,
3001 struct brcmf_if
*ifp
,
3002 struct cfg80211_wowlan
*wowl
)
3007 brcmf_dbg(TRACE
, "Suspend, wowl config.\n");
3009 brcmf_configure_arp_offload(ifp
, false);
3010 brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_PM
, &cfg
->pre_wowl_pmmode
);
3011 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, PM_MAX
);
3014 if (wowl
->disconnect
)
3015 wowl_config
= BRCMF_WOWL_DIS
| BRCMF_WOWL_BCN
| BRCMF_WOWL_RETR
;
3016 if (wowl
->magic_pkt
)
3017 wowl_config
|= BRCMF_WOWL_MAGIC
;
3018 if ((wowl
->patterns
) && (wowl
->n_patterns
)) {
3019 wowl_config
|= BRCMF_WOWL_NET
;
3020 for (i
= 0; i
< wowl
->n_patterns
; i
++) {
3021 brcmf_config_wowl_pattern(ifp
, "add",
3022 (u8
*)wowl
->patterns
[i
].pattern
,
3023 wowl
->patterns
[i
].pattern_len
,
3024 (u8
*)wowl
->patterns
[i
].mask
,
3025 wowl
->patterns
[i
].pkt_offset
);
3028 brcmf_fil_iovar_int_set(ifp
, "wowl", wowl_config
);
3029 brcmf_fil_iovar_int_set(ifp
, "wowl_activate", 1);
3030 brcmf_bus_wowl_config(cfg
->pub
->bus_if
, true);
3031 cfg
->wowl_enabled
= true;
3034 static s32
brcmf_cfg80211_suspend(struct wiphy
*wiphy
,
3035 struct cfg80211_wowlan
*wowl
)
3037 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3038 struct net_device
*ndev
= cfg_to_ndev(cfg
);
3039 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3040 struct brcmf_cfg80211_vif
*vif
;
3042 brcmf_dbg(TRACE
, "Enter\n");
3044 /* if the primary net_device is not READY there is nothing
3045 * we can do but pray resume goes smoothly.
3047 if (!check_vif_up(ifp
->vif
))
3050 /* end any scanning */
3051 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
))
3052 brcmf_abort_scanning(cfg
);
3055 brcmf_bus_wowl_config(cfg
->pub
->bus_if
, false);
3056 list_for_each_entry(vif
, &cfg
->vif_list
, list
) {
3057 if (!test_bit(BRCMF_VIF_STATUS_READY
, &vif
->sme_state
))
3059 /* While going to suspend if associated with AP
3060 * disassociate from AP to save power while system is
3061 * in suspended state
3063 brcmf_link_down(vif
, WLAN_REASON_UNSPECIFIED
);
3064 /* Make sure WPA_Supplicant receives all the event
3065 * generated due to DISASSOC call to the fw to keep
3066 * the state fw and WPA_Supplicant state consistent
3071 brcmf_set_mpc(ifp
, 1);
3074 /* Configure WOWL paramaters */
3075 brcmf_configure_wowl(cfg
, ifp
, wowl
);
3079 brcmf_dbg(TRACE
, "Exit\n");
3080 /* clear any scanning activity */
3081 cfg
->scan_status
= 0;
3086 brcmf_update_pmklist(struct net_device
*ndev
,
3087 struct brcmf_cfg80211_pmk_list
*pmk_list
, s32 err
)
3092 pmkid_len
= le32_to_cpu(pmk_list
->pmkids
.npmkid
);
3094 brcmf_dbg(CONN
, "No of elements %d\n", pmkid_len
);
3095 for (i
= 0; i
< pmkid_len
; i
++) {
3096 brcmf_dbg(CONN
, "PMKID[%d]: %pM =\n", i
,
3097 &pmk_list
->pmkids
.pmkid
[i
].BSSID
);
3098 for (j
= 0; j
< WLAN_PMKID_LEN
; j
++)
3099 brcmf_dbg(CONN
, "%02x\n",
3100 pmk_list
->pmkids
.pmkid
[i
].PMKID
[j
]);
3104 brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pmkid_info",
3105 (char *)pmk_list
, sizeof(*pmk_list
));
3111 brcmf_cfg80211_set_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
,
3112 struct cfg80211_pmksa
*pmksa
)
3114 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3115 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3116 struct pmkid_list
*pmkids
= &cfg
->pmk_list
->pmkids
;
3120 brcmf_dbg(TRACE
, "Enter\n");
3121 if (!check_vif_up(ifp
->vif
))
3124 pmkid_len
= le32_to_cpu(pmkids
->npmkid
);
3125 for (i
= 0; i
< pmkid_len
; i
++)
3126 if (!memcmp(pmksa
->bssid
, pmkids
->pmkid
[i
].BSSID
, ETH_ALEN
))
3128 if (i
< WL_NUM_PMKIDS_MAX
) {
3129 memcpy(pmkids
->pmkid
[i
].BSSID
, pmksa
->bssid
, ETH_ALEN
);
3130 memcpy(pmkids
->pmkid
[i
].PMKID
, pmksa
->pmkid
, WLAN_PMKID_LEN
);
3131 if (i
== pmkid_len
) {
3133 pmkids
->npmkid
= cpu_to_le32(pmkid_len
);
3138 brcmf_dbg(CONN
, "set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n",
3139 pmkids
->pmkid
[pmkid_len
].BSSID
);
3140 for (i
= 0; i
< WLAN_PMKID_LEN
; i
++)
3141 brcmf_dbg(CONN
, "%02x\n", pmkids
->pmkid
[pmkid_len
].PMKID
[i
]);
3143 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3145 brcmf_dbg(TRACE
, "Exit\n");
3150 brcmf_cfg80211_del_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
,
3151 struct cfg80211_pmksa
*pmksa
)
3153 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3154 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3155 struct pmkid_list pmkid
;
3159 brcmf_dbg(TRACE
, "Enter\n");
3160 if (!check_vif_up(ifp
->vif
))
3163 memcpy(&pmkid
.pmkid
[0].BSSID
, pmksa
->bssid
, ETH_ALEN
);
3164 memcpy(&pmkid
.pmkid
[0].PMKID
, pmksa
->pmkid
, WLAN_PMKID_LEN
);
3166 brcmf_dbg(CONN
, "del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n",
3167 &pmkid
.pmkid
[0].BSSID
);
3168 for (i
= 0; i
< WLAN_PMKID_LEN
; i
++)
3169 brcmf_dbg(CONN
, "%02x\n", pmkid
.pmkid
[0].PMKID
[i
]);
3171 pmkid_len
= le32_to_cpu(cfg
->pmk_list
->pmkids
.npmkid
);
3172 for (i
= 0; i
< pmkid_len
; i
++)
3174 (pmksa
->bssid
, &cfg
->pmk_list
->pmkids
.pmkid
[i
].BSSID
,
3179 && (i
< pmkid_len
)) {
3180 memset(&cfg
->pmk_list
->pmkids
.pmkid
[i
], 0,
3181 sizeof(struct pmkid
));
3182 for (; i
< (pmkid_len
- 1); i
++) {
3183 memcpy(&cfg
->pmk_list
->pmkids
.pmkid
[i
].BSSID
,
3184 &cfg
->pmk_list
->pmkids
.pmkid
[i
+ 1].BSSID
,
3186 memcpy(&cfg
->pmk_list
->pmkids
.pmkid
[i
].PMKID
,
3187 &cfg
->pmk_list
->pmkids
.pmkid
[i
+ 1].PMKID
,
3190 cfg
->pmk_list
->pmkids
.npmkid
= cpu_to_le32(pmkid_len
- 1);
3194 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3196 brcmf_dbg(TRACE
, "Exit\n");
3202 brcmf_cfg80211_flush_pmksa(struct wiphy
*wiphy
, struct net_device
*ndev
)
3204 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3205 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3208 brcmf_dbg(TRACE
, "Enter\n");
3209 if (!check_vif_up(ifp
->vif
))
3212 memset(cfg
->pmk_list
, 0, sizeof(*cfg
->pmk_list
));
3213 err
= brcmf_update_pmklist(ndev
, cfg
->pmk_list
, err
);
3215 brcmf_dbg(TRACE
, "Exit\n");
3221 * PFN result doesn't have all the info which are
3222 * required by the supplicant
3223 * (For e.g IEs) Do a target Escan so that sched scan results are reported
3224 * via wl_inform_single_bss in the required format. Escan does require the
3225 * scan request in the form of cfg80211_scan_request. For timebeing, create
3226 * cfg80211_scan_request one out of the received PNO event.
3229 brcmf_notify_sched_scan_results(struct brcmf_if
*ifp
,
3230 const struct brcmf_event_msg
*e
, void *data
)
3232 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
3233 struct brcmf_pno_net_info_le
*netinfo
, *netinfo_start
;
3234 struct cfg80211_scan_request
*request
= NULL
;
3235 struct cfg80211_ssid
*ssid
= NULL
;
3236 struct ieee80211_channel
*channel
= NULL
;
3237 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
3239 int channel_req
= 0;
3241 struct brcmf_pno_scanresults_le
*pfn_result
;
3245 brcmf_dbg(SCAN
, "Enter\n");
3247 if (e
->event_code
== BRCMF_E_PFN_NET_LOST
) {
3248 brcmf_dbg(SCAN
, "PFN NET LOST event. Do Nothing\n");
3252 pfn_result
= (struct brcmf_pno_scanresults_le
*)data
;
3253 result_count
= le32_to_cpu(pfn_result
->count
);
3254 status
= le32_to_cpu(pfn_result
->status
);
3257 * PFN event is limited to fit 512 bytes so we may get
3258 * multiple NET_FOUND events. For now place a warning here.
3260 WARN_ON(status
!= BRCMF_PNO_SCAN_COMPLETE
);
3261 brcmf_dbg(SCAN
, "PFN NET FOUND event. count: %d\n", result_count
);
3262 if (result_count
> 0) {
3265 request
= kzalloc(sizeof(*request
), GFP_KERNEL
);
3266 ssid
= kcalloc(result_count
, sizeof(*ssid
), GFP_KERNEL
);
3267 channel
= kcalloc(result_count
, sizeof(*channel
), GFP_KERNEL
);
3268 if (!request
|| !ssid
|| !channel
) {
3273 request
->wiphy
= wiphy
;
3274 data
+= sizeof(struct brcmf_pno_scanresults_le
);
3275 netinfo_start
= (struct brcmf_pno_net_info_le
*)data
;
3277 for (i
= 0; i
< result_count
; i
++) {
3278 netinfo
= &netinfo_start
[i
];
3280 brcmf_err("Invalid netinfo ptr. index: %d\n",
3286 brcmf_dbg(SCAN
, "SSID:%s Channel:%d\n",
3287 netinfo
->SSID
, netinfo
->channel
);
3288 memcpy(ssid
[i
].ssid
, netinfo
->SSID
, netinfo
->SSID_len
);
3289 ssid
[i
].ssid_len
= netinfo
->SSID_len
;
3292 channel_req
= netinfo
->channel
;
3293 if (channel_req
<= CH_MAX_2G_CHANNEL
)
3294 band
= NL80211_BAND_2GHZ
;
3296 band
= NL80211_BAND_5GHZ
;
3297 channel
[i
].center_freq
=
3298 ieee80211_channel_to_frequency(channel_req
,
3300 channel
[i
].band
= band
;
3301 channel
[i
].flags
|= IEEE80211_CHAN_NO_HT40
;
3302 request
->channels
[i
] = &channel
[i
];
3303 request
->n_channels
++;
3306 /* assign parsed ssid array */
3307 if (request
->n_ssids
)
3308 request
->ssids
= &ssid
[0];
3310 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
3311 /* Abort any on-going scan */
3312 brcmf_abort_scanning(cfg
);
3315 set_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
3316 cfg
->escan_info
.run
= brcmf_run_escan
;
3317 err
= brcmf_do_escan(cfg
, wiphy
, ifp
, request
);
3319 clear_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
);
3322 cfg
->sched_escan
= true;
3323 cfg
->scan_request
= request
;
3325 brcmf_err("FALSE PNO Event. (pfn_count == 0)\n");
3338 cfg80211_sched_scan_stopped(wiphy
);
3342 static int brcmf_dev_pno_clean(struct net_device
*ndev
)
3347 ret
= brcmf_fil_iovar_int_set(netdev_priv(ndev
), "pfn", 0);
3350 ret
= brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pfnclear",
3354 brcmf_err("failed code %d\n", ret
);
3359 static int brcmf_dev_pno_config(struct net_device
*ndev
)
3361 struct brcmf_pno_param_le pfn_param
;
3363 memset(&pfn_param
, 0, sizeof(pfn_param
));
3364 pfn_param
.version
= cpu_to_le32(BRCMF_PNO_VERSION
);
3366 /* set extra pno params */
3367 pfn_param
.flags
= cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT
);
3368 pfn_param
.repeat
= BRCMF_PNO_REPEAT
;
3369 pfn_param
.exp
= BRCMF_PNO_FREQ_EXPO_MAX
;
3371 /* set up pno scan fr */
3372 pfn_param
.scan_freq
= cpu_to_le32(BRCMF_PNO_TIME
);
3374 return brcmf_fil_iovar_data_set(netdev_priv(ndev
), "pfn_set",
3375 &pfn_param
, sizeof(pfn_param
));
3379 brcmf_cfg80211_sched_scan_start(struct wiphy
*wiphy
,
3380 struct net_device
*ndev
,
3381 struct cfg80211_sched_scan_request
*request
)
3383 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3384 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
3385 struct brcmf_pno_net_param_le pfn
;
3389 brcmf_dbg(SCAN
, "Enter n_match_sets:%d n_ssids:%d\n",
3390 request
->n_match_sets
, request
->n_ssids
);
3391 if (test_bit(BRCMF_SCAN_STATUS_BUSY
, &cfg
->scan_status
)) {
3392 brcmf_err("Scanning already: status (%lu)\n", cfg
->scan_status
);
3395 if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
)) {
3396 brcmf_err("Scanning suppressed: status (%lu)\n",
3401 if (!request
->n_ssids
|| !request
->n_match_sets
) {
3402 brcmf_dbg(SCAN
, "Invalid sched scan req!! n_ssids:%d\n",
3407 if (request
->n_ssids
> 0) {
3408 for (i
= 0; i
< request
->n_ssids
; i
++) {
3409 /* Active scan req for ssids */
3410 brcmf_dbg(SCAN
, ">>> Active scan req for ssid (%s)\n",
3411 request
->ssids
[i
].ssid
);
3414 * match_set ssids is a supert set of n_ssid list,
3415 * so we need not add these set seperately.
3420 if (request
->n_match_sets
> 0) {
3421 /* clean up everything */
3422 ret
= brcmf_dev_pno_clean(ndev
);
3424 brcmf_err("failed error=%d\n", ret
);
3429 ret
= brcmf_dev_pno_config(ndev
);
3431 brcmf_err("PNO setup failed!! ret=%d\n", ret
);
3435 /* configure each match set */
3436 for (i
= 0; i
< request
->n_match_sets
; i
++) {
3437 struct cfg80211_ssid
*ssid
;
3440 ssid
= &request
->match_sets
[i
].ssid
;
3441 ssid_len
= ssid
->ssid_len
;
3444 brcmf_err("skip broadcast ssid\n");
3447 pfn
.auth
= cpu_to_le32(WLAN_AUTH_OPEN
);
3448 pfn
.wpa_auth
= cpu_to_le32(BRCMF_PNO_WPA_AUTH_ANY
);
3449 pfn
.wsec
= cpu_to_le32(0);
3450 pfn
.infra
= cpu_to_le32(1);
3451 pfn
.flags
= cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT
);
3452 pfn
.ssid
.SSID_len
= cpu_to_le32(ssid_len
);
3453 memcpy(pfn
.ssid
.SSID
, ssid
->ssid
, ssid_len
);
3454 ret
= brcmf_fil_iovar_data_set(ifp
, "pfn_add", &pfn
,
3456 brcmf_dbg(SCAN
, ">>> PNO filter %s for ssid (%s)\n",
3457 ret
== 0 ? "set" : "failed", ssid
->ssid
);
3459 /* Enable the PNO */
3460 if (brcmf_fil_iovar_int_set(ifp
, "pfn", 1) < 0) {
3461 brcmf_err("PNO enable failed!! ret=%d\n", ret
);
3471 static int brcmf_cfg80211_sched_scan_stop(struct wiphy
*wiphy
,
3472 struct net_device
*ndev
)
3474 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3476 brcmf_dbg(SCAN
, "enter\n");
3477 brcmf_dev_pno_clean(ndev
);
3478 if (cfg
->sched_escan
)
3479 brcmf_notify_escan_complete(cfg
, netdev_priv(ndev
), true, true);
3483 static s32
brcmf_configure_opensecurity(struct brcmf_if
*ifp
)
3488 err
= brcmf_fil_bsscfg_int_set(ifp
, "auth", 0);
3490 brcmf_err("auth error %d\n", err
);
3494 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", 0);
3496 brcmf_err("wsec error %d\n", err
);
3499 /* set upper-layer auth */
3500 err
= brcmf_fil_bsscfg_int_set(ifp
, "wpa_auth", WPA_AUTH_NONE
);
3502 brcmf_err("wpa_auth error %d\n", err
);
3509 static bool brcmf_valid_wpa_oui(u8
*oui
, bool is_rsn_ie
)
3512 return (memcmp(oui
, RSN_OUI
, TLV_OUI_LEN
) == 0);
3514 return (memcmp(oui
, WPA_OUI
, TLV_OUI_LEN
) == 0);
3518 brcmf_configure_wpaie(struct brcmf_if
*ifp
,
3519 const struct brcmf_vs_tlv
*wpa_ie
,
3522 u32 auth
= 0; /* d11 open authentication */
3534 u32 wme_bss_disable
;
3536 brcmf_dbg(TRACE
, "Enter\n");
3540 len
= wpa_ie
->len
+ TLV_HDR_LEN
;
3541 data
= (u8
*)wpa_ie
;
3542 offset
= TLV_HDR_LEN
;
3544 offset
+= VS_IE_FIXED_HDR_LEN
;
3546 offset
+= WPA_IE_VERSION_LEN
;
3548 /* check for multicast cipher suite */
3549 if (offset
+ WPA_IE_MIN_OUI_LEN
> len
) {
3551 brcmf_err("no multicast cipher suite\n");
3555 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3557 brcmf_err("ivalid OUI\n");
3560 offset
+= TLV_OUI_LEN
;
3562 /* pick up multicast cipher */
3563 switch (data
[offset
]) {
3564 case WPA_CIPHER_NONE
:
3567 case WPA_CIPHER_WEP_40
:
3568 case WPA_CIPHER_WEP_104
:
3571 case WPA_CIPHER_TKIP
:
3572 gval
= TKIP_ENABLED
;
3574 case WPA_CIPHER_AES_CCM
:
3579 brcmf_err("Invalid multi cast cipher info\n");
3584 /* walk thru unicast cipher list and pick up what we recognize */
3585 count
= data
[offset
] + (data
[offset
+ 1] << 8);
3586 offset
+= WPA_IE_SUITE_COUNT_LEN
;
3587 /* Check for unicast suite(s) */
3588 if (offset
+ (WPA_IE_MIN_OUI_LEN
* count
) > len
) {
3590 brcmf_err("no unicast cipher suite\n");
3593 for (i
= 0; i
< count
; i
++) {
3594 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3596 brcmf_err("ivalid OUI\n");
3599 offset
+= TLV_OUI_LEN
;
3600 switch (data
[offset
]) {
3601 case WPA_CIPHER_NONE
:
3603 case WPA_CIPHER_WEP_40
:
3604 case WPA_CIPHER_WEP_104
:
3605 pval
|= WEP_ENABLED
;
3607 case WPA_CIPHER_TKIP
:
3608 pval
|= TKIP_ENABLED
;
3610 case WPA_CIPHER_AES_CCM
:
3611 pval
|= AES_ENABLED
;
3614 brcmf_err("Ivalid unicast security info\n");
3618 /* walk thru auth management suite list and pick up what we recognize */
3619 count
= data
[offset
] + (data
[offset
+ 1] << 8);
3620 offset
+= WPA_IE_SUITE_COUNT_LEN
;
3621 /* Check for auth key management suite(s) */
3622 if (offset
+ (WPA_IE_MIN_OUI_LEN
* count
) > len
) {
3624 brcmf_err("no auth key mgmt suite\n");
3627 for (i
= 0; i
< count
; i
++) {
3628 if (!brcmf_valid_wpa_oui(&data
[offset
], is_rsn_ie
)) {
3630 brcmf_err("ivalid OUI\n");
3633 offset
+= TLV_OUI_LEN
;
3634 switch (data
[offset
]) {
3636 brcmf_dbg(TRACE
, "RSN_AKM_NONE\n");
3637 wpa_auth
|= WPA_AUTH_NONE
;
3639 case RSN_AKM_UNSPECIFIED
:
3640 brcmf_dbg(TRACE
, "RSN_AKM_UNSPECIFIED\n");
3641 is_rsn_ie
? (wpa_auth
|= WPA2_AUTH_UNSPECIFIED
) :
3642 (wpa_auth
|= WPA_AUTH_UNSPECIFIED
);
3645 brcmf_dbg(TRACE
, "RSN_AKM_PSK\n");
3646 is_rsn_ie
? (wpa_auth
|= WPA2_AUTH_PSK
) :
3647 (wpa_auth
|= WPA_AUTH_PSK
);
3650 brcmf_err("Ivalid key mgmt info\n");
3656 wme_bss_disable
= 1;
3657 if ((offset
+ RSN_CAP_LEN
) <= len
) {
3658 rsn_cap
= data
[offset
] + (data
[offset
+ 1] << 8);
3659 if (rsn_cap
& RSN_CAP_PTK_REPLAY_CNTR_MASK
)
3660 wme_bss_disable
= 0;
3662 /* set wme_bss_disable to sync RSN Capabilities */
3663 err
= brcmf_fil_bsscfg_int_set(ifp
, "wme_bss_disable",
3666 brcmf_err("wme_bss_disable error %d\n", err
);
3670 /* FOR WPS , set SES_OW_ENABLED */
3671 wsec
= (pval
| gval
| SES_OW_ENABLED
);
3674 err
= brcmf_fil_bsscfg_int_set(ifp
, "auth", auth
);
3676 brcmf_err("auth error %d\n", err
);
3680 err
= brcmf_fil_bsscfg_int_set(ifp
, "wsec", wsec
);
3682 brcmf_err("wsec error %d\n", err
);
3685 /* set upper-layer auth */
3686 err
= brcmf_fil_bsscfg_int_set(ifp
, "wpa_auth", wpa_auth
);
3688 brcmf_err("wpa_auth error %d\n", err
);
3697 brcmf_parse_vndr_ies(const u8
*vndr_ie_buf
, u32 vndr_ie_len
,
3698 struct parsed_vndr_ies
*vndr_ies
)
3700 struct brcmf_vs_tlv
*vndrie
;
3701 struct brcmf_tlv
*ie
;
3702 struct parsed_vndr_ie_info
*parsed_info
;
3705 remaining_len
= (s32
)vndr_ie_len
;
3706 memset(vndr_ies
, 0, sizeof(*vndr_ies
));
3708 ie
= (struct brcmf_tlv
*)vndr_ie_buf
;
3710 if (ie
->id
!= WLAN_EID_VENDOR_SPECIFIC
)
3712 vndrie
= (struct brcmf_vs_tlv
*)ie
;
3713 /* len should be bigger than OUI length + one */
3714 if (vndrie
->len
< (VS_IE_FIXED_HDR_LEN
- TLV_HDR_LEN
+ 1)) {
3715 brcmf_err("invalid vndr ie. length is too small %d\n",
3719 /* if wpa or wme ie, do not add ie */
3720 if (!memcmp(vndrie
->oui
, (u8
*)WPA_OUI
, TLV_OUI_LEN
) &&
3721 ((vndrie
->oui_type
== WPA_OUI_TYPE
) ||
3722 (vndrie
->oui_type
== WME_OUI_TYPE
))) {
3723 brcmf_dbg(TRACE
, "Found WPA/WME oui. Do not add it\n");
3727 parsed_info
= &vndr_ies
->ie_info
[vndr_ies
->count
];
3729 /* save vndr ie information */
3730 parsed_info
->ie_ptr
= (char *)vndrie
;
3731 parsed_info
->ie_len
= vndrie
->len
+ TLV_HDR_LEN
;
3732 memcpy(&parsed_info
->vndrie
, vndrie
, sizeof(*vndrie
));
3736 brcmf_dbg(TRACE
, "** OUI %02x %02x %02x, type 0x%02x\n",
3737 parsed_info
->vndrie
.oui
[0],
3738 parsed_info
->vndrie
.oui
[1],
3739 parsed_info
->vndrie
.oui
[2],
3740 parsed_info
->vndrie
.oui_type
);
3742 if (vndr_ies
->count
>= VNDR_IE_PARSE_LIMIT
)
3745 remaining_len
-= (ie
->len
+ TLV_HDR_LEN
);
3746 if (remaining_len
<= TLV_HDR_LEN
)
3749 ie
= (struct brcmf_tlv
*)(((u8
*)ie
) + ie
->len
+
3756 brcmf_vndr_ie(u8
*iebuf
, s32 pktflag
, u8
*ie_ptr
, u32 ie_len
, s8
*add_del_cmd
)
3759 strncpy(iebuf
, add_del_cmd
, VNDR_IE_CMD_LEN
- 1);
3760 iebuf
[VNDR_IE_CMD_LEN
- 1] = '\0';
3762 put_unaligned_le32(1, &iebuf
[VNDR_IE_COUNT_OFFSET
]);
3764 put_unaligned_le32(pktflag
, &iebuf
[VNDR_IE_PKTFLAG_OFFSET
]);
3766 memcpy(&iebuf
[VNDR_IE_VSIE_OFFSET
], ie_ptr
, ie_len
);
3768 return ie_len
+ VNDR_IE_HDR_SIZE
;
3771 s32
brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif
*vif
, s32 pktflag
,
3772 const u8
*vndr_ie_buf
, u32 vndr_ie_len
)
3774 struct brcmf_if
*ifp
;
3775 struct vif_saved_ie
*saved_ie
;
3779 u8
*mgmt_ie_buf
= NULL
;
3780 int mgmt_ie_buf_len
;
3782 u32 del_add_ie_buf_len
= 0;
3783 u32 total_ie_buf_len
= 0;
3784 u32 parsed_ie_buf_len
= 0;
3785 struct parsed_vndr_ies old_vndr_ies
;
3786 struct parsed_vndr_ies new_vndr_ies
;
3787 struct parsed_vndr_ie_info
*vndrie_info
;
3790 int remained_buf_len
;
3795 saved_ie
= &vif
->saved_ie
;
3797 brcmf_dbg(TRACE
, "bssidx %d, pktflag : 0x%02X\n", ifp
->bssidx
, pktflag
);
3798 iovar_ie_buf
= kzalloc(WL_EXTRA_BUF_MAX
, GFP_KERNEL
);
3801 curr_ie_buf
= iovar_ie_buf
;
3803 case BRCMF_VNDR_IE_PRBREQ_FLAG
:
3804 mgmt_ie_buf
= saved_ie
->probe_req_ie
;
3805 mgmt_ie_len
= &saved_ie
->probe_req_ie_len
;
3806 mgmt_ie_buf_len
= sizeof(saved_ie
->probe_req_ie
);
3808 case BRCMF_VNDR_IE_PRBRSP_FLAG
:
3809 mgmt_ie_buf
= saved_ie
->probe_res_ie
;
3810 mgmt_ie_len
= &saved_ie
->probe_res_ie_len
;
3811 mgmt_ie_buf_len
= sizeof(saved_ie
->probe_res_ie
);
3813 case BRCMF_VNDR_IE_BEACON_FLAG
:
3814 mgmt_ie_buf
= saved_ie
->beacon_ie
;
3815 mgmt_ie_len
= &saved_ie
->beacon_ie_len
;
3816 mgmt_ie_buf_len
= sizeof(saved_ie
->beacon_ie
);
3818 case BRCMF_VNDR_IE_ASSOCREQ_FLAG
:
3819 mgmt_ie_buf
= saved_ie
->assoc_req_ie
;
3820 mgmt_ie_len
= &saved_ie
->assoc_req_ie_len
;
3821 mgmt_ie_buf_len
= sizeof(saved_ie
->assoc_req_ie
);
3825 brcmf_err("not suitable type\n");
3829 if (vndr_ie_len
> mgmt_ie_buf_len
) {
3831 brcmf_err("extra IE size too big\n");
3835 /* parse and save new vndr_ie in curr_ie_buff before comparing it */
3836 if (vndr_ie_buf
&& vndr_ie_len
&& curr_ie_buf
) {
3838 brcmf_parse_vndr_ies(vndr_ie_buf
, vndr_ie_len
, &new_vndr_ies
);
3839 for (i
= 0; i
< new_vndr_ies
.count
; i
++) {
3840 vndrie_info
= &new_vndr_ies
.ie_info
[i
];
3841 memcpy(ptr
+ parsed_ie_buf_len
, vndrie_info
->ie_ptr
,
3842 vndrie_info
->ie_len
);
3843 parsed_ie_buf_len
+= vndrie_info
->ie_len
;
3847 if (mgmt_ie_buf
&& *mgmt_ie_len
) {
3848 if (parsed_ie_buf_len
&& (parsed_ie_buf_len
== *mgmt_ie_len
) &&
3849 (memcmp(mgmt_ie_buf
, curr_ie_buf
,
3850 parsed_ie_buf_len
) == 0)) {
3851 brcmf_dbg(TRACE
, "Previous mgmt IE equals to current IE\n");
3855 /* parse old vndr_ie */
3856 brcmf_parse_vndr_ies(mgmt_ie_buf
, *mgmt_ie_len
, &old_vndr_ies
);
3858 /* make a command to delete old ie */
3859 for (i
= 0; i
< old_vndr_ies
.count
; i
++) {
3860 vndrie_info
= &old_vndr_ies
.ie_info
[i
];
3862 brcmf_dbg(TRACE
, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n",
3863 vndrie_info
->vndrie
.id
,
3864 vndrie_info
->vndrie
.len
,
3865 vndrie_info
->vndrie
.oui
[0],
3866 vndrie_info
->vndrie
.oui
[1],
3867 vndrie_info
->vndrie
.oui
[2]);
3869 del_add_ie_buf_len
= brcmf_vndr_ie(curr_ie_buf
, pktflag
,
3870 vndrie_info
->ie_ptr
,
3871 vndrie_info
->ie_len
,
3873 curr_ie_buf
+= del_add_ie_buf_len
;
3874 total_ie_buf_len
+= del_add_ie_buf_len
;
3879 /* Add if there is any extra IE */
3880 if (mgmt_ie_buf
&& parsed_ie_buf_len
) {
3883 remained_buf_len
= mgmt_ie_buf_len
;
3885 /* make a command to add new ie */
3886 for (i
= 0; i
< new_vndr_ies
.count
; i
++) {
3887 vndrie_info
= &new_vndr_ies
.ie_info
[i
];
3889 /* verify remained buf size before copy data */
3890 if (remained_buf_len
< (vndrie_info
->vndrie
.len
+
3891 VNDR_IE_VSIE_OFFSET
)) {
3892 brcmf_err("no space in mgmt_ie_buf: len left %d",
3896 remained_buf_len
-= (vndrie_info
->ie_len
+
3897 VNDR_IE_VSIE_OFFSET
);
3899 brcmf_dbg(TRACE
, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n",
3900 vndrie_info
->vndrie
.id
,
3901 vndrie_info
->vndrie
.len
,
3902 vndrie_info
->vndrie
.oui
[0],
3903 vndrie_info
->vndrie
.oui
[1],
3904 vndrie_info
->vndrie
.oui
[2]);
3906 del_add_ie_buf_len
= brcmf_vndr_ie(curr_ie_buf
, pktflag
,
3907 vndrie_info
->ie_ptr
,
3908 vndrie_info
->ie_len
,
3911 /* save the parsed IE in wl struct */
3912 memcpy(ptr
+ (*mgmt_ie_len
), vndrie_info
->ie_ptr
,
3913 vndrie_info
->ie_len
);
3914 *mgmt_ie_len
+= vndrie_info
->ie_len
;
3916 curr_ie_buf
+= del_add_ie_buf_len
;
3917 total_ie_buf_len
+= del_add_ie_buf_len
;
3920 if (total_ie_buf_len
) {
3921 err
= brcmf_fil_bsscfg_data_set(ifp
, "vndr_ie", iovar_ie_buf
,
3924 brcmf_err("vndr ie set error : %d\n", err
);
3928 kfree(iovar_ie_buf
);
3932 s32
brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif
*vif
)
3935 BRCMF_VNDR_IE_PRBREQ_FLAG
,
3936 BRCMF_VNDR_IE_PRBRSP_FLAG
,
3937 BRCMF_VNDR_IE_BEACON_FLAG
3941 for (i
= 0; i
< ARRAY_SIZE(pktflags
); i
++)
3942 brcmf_vif_set_mgmt_ie(vif
, pktflags
[i
], NULL
, 0);
3944 memset(&vif
->saved_ie
, 0, sizeof(vif
->saved_ie
));
3949 brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif
*vif
,
3950 struct cfg80211_beacon_data
*beacon
)
3954 /* Set Beacon IEs to FW */
3955 err
= brcmf_vif_set_mgmt_ie(vif
, BRCMF_VNDR_IE_BEACON_FLAG
,
3956 beacon
->tail
, beacon
->tail_len
);
3958 brcmf_err("Set Beacon IE Failed\n");
3961 brcmf_dbg(TRACE
, "Applied Vndr IEs for Beacon\n");
3963 /* Set Probe Response IEs to FW */
3964 err
= brcmf_vif_set_mgmt_ie(vif
, BRCMF_VNDR_IE_PRBRSP_FLAG
,
3965 beacon
->proberesp_ies
,
3966 beacon
->proberesp_ies_len
);
3968 brcmf_err("Set Probe Resp IE Failed\n");
3970 brcmf_dbg(TRACE
, "Applied Vndr IEs for Probe Resp\n");
3976 brcmf_cfg80211_start_ap(struct wiphy
*wiphy
, struct net_device
*ndev
,
3977 struct cfg80211_ap_settings
*settings
)
3980 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
3981 struct brcmf_if
*ifp
= netdev_priv(ndev
);
3982 const struct brcmf_tlv
*ssid_ie
;
3983 const struct brcmf_tlv
*country_ie
;
3984 struct brcmf_ssid_le ssid_le
;
3986 const struct brcmf_tlv
*rsn_ie
;
3987 const struct brcmf_vs_tlv
*wpa_ie
;
3988 struct brcmf_join_params join_params
;
3989 enum nl80211_iftype dev_role
;
3990 struct brcmf_fil_bss_enable_le bss_enable
;
3995 brcmf_dbg(TRACE
, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n",
3996 settings
->chandef
.chan
->hw_value
,
3997 settings
->chandef
.center_freq1
, settings
->chandef
.width
,
3998 settings
->beacon_interval
, settings
->dtim_period
);
3999 brcmf_dbg(TRACE
, "ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n",
4000 settings
->ssid
, settings
->ssid_len
, settings
->auth_type
,
4001 settings
->inactivity_timeout
);
4002 dev_role
= ifp
->vif
->wdev
.iftype
;
4003 mbss
= ifp
->vif
->mbss
;
4005 /* store current 11d setting */
4006 brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_REGULATORY
, &ifp
->vif
->is_11d
);
4007 country_ie
= brcmf_parse_tlvs((u8
*)settings
->beacon
.tail
,
4008 settings
->beacon
.tail_len
,
4010 is_11d
= country_ie
? 1 : 0;
4012 memset(&ssid_le
, 0, sizeof(ssid_le
));
4013 if (settings
->ssid
== NULL
|| settings
->ssid_len
== 0) {
4014 ie_offset
= DOT11_MGMT_HDR_LEN
+ DOT11_BCN_PRB_FIXED_LEN
;
4015 ssid_ie
= brcmf_parse_tlvs(
4016 (u8
*)&settings
->beacon
.head
[ie_offset
],
4017 settings
->beacon
.head_len
- ie_offset
,
4022 memcpy(ssid_le
.SSID
, ssid_ie
->data
, ssid_ie
->len
);
4023 ssid_le
.SSID_len
= cpu_to_le32(ssid_ie
->len
);
4024 brcmf_dbg(TRACE
, "SSID is (%s) in Head\n", ssid_le
.SSID
);
4026 memcpy(ssid_le
.SSID
, settings
->ssid
, settings
->ssid_len
);
4027 ssid_le
.SSID_len
= cpu_to_le32((u32
)settings
->ssid_len
);
4031 brcmf_set_mpc(ifp
, 0);
4032 brcmf_configure_arp_offload(ifp
, false);
4035 /* find the RSN_IE */
4036 rsn_ie
= brcmf_parse_tlvs((u8
*)settings
->beacon
.tail
,
4037 settings
->beacon
.tail_len
, WLAN_EID_RSN
);
4039 /* find the WPA_IE */
4040 wpa_ie
= brcmf_find_wpaie((u8
*)settings
->beacon
.tail
,
4041 settings
->beacon
.tail_len
);
4043 if ((wpa_ie
!= NULL
|| rsn_ie
!= NULL
)) {
4044 brcmf_dbg(TRACE
, "WPA(2) IE is found\n");
4045 if (wpa_ie
!= NULL
) {
4047 err
= brcmf_configure_wpaie(ifp
, wpa_ie
, false);
4051 struct brcmf_vs_tlv
*tmp_ie
;
4053 tmp_ie
= (struct brcmf_vs_tlv
*)rsn_ie
;
4056 err
= brcmf_configure_wpaie(ifp
, tmp_ie
, true);
4061 brcmf_dbg(TRACE
, "No WPA(2) IEs found\n");
4062 brcmf_configure_opensecurity(ifp
);
4065 brcmf_config_ap_mgmt_ie(ifp
->vif
, &settings
->beacon
);
4068 chanspec
= chandef_to_chanspec(&cfg
->d11inf
,
4069 &settings
->chandef
);
4070 err
= brcmf_fil_iovar_int_set(ifp
, "chanspec", chanspec
);
4072 brcmf_err("Set Channel failed: chspec=%d, %d\n",
4077 if (is_11d
!= ifp
->vif
->is_11d
) {
4078 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_REGULATORY
,
4081 brcmf_err("Regulatory Set Error, %d\n", err
);
4085 if (settings
->beacon_interval
) {
4086 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_BCNPRD
,
4087 settings
->beacon_interval
);
4089 brcmf_err("Beacon Interval Set Error, %d\n",
4094 if (settings
->dtim_period
) {
4095 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_DTIMPRD
,
4096 settings
->dtim_period
);
4098 brcmf_err("DTIM Interval Set Error, %d\n", err
);
4103 if (dev_role
== NL80211_IFTYPE_AP
) {
4104 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
4106 brcmf_err("BRCMF_C_DOWN error %d\n", err
);
4109 brcmf_fil_iovar_int_set(ifp
, "apsta", 0);
4112 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, 1);
4114 brcmf_err("SET INFRA error %d\n", err
);
4117 } else if (WARN_ON(is_11d
!= ifp
->vif
->is_11d
)) {
4118 /* Multiple-BSS should use same 11d configuration */
4122 if (dev_role
== NL80211_IFTYPE_AP
) {
4123 if ((brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MBSS
)) && (!mbss
))
4124 brcmf_fil_iovar_int_set(ifp
, "mbss", 1);
4126 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_AP
, 1);
4128 brcmf_err("setting AP mode failed %d\n", err
);
4131 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 1);
4133 brcmf_err("BRCMF_C_UP error (%d)\n", err
);
4136 /* On DOWN the firmware removes the WEP keys, reconfigure
4137 * them if they were set.
4139 brcmf_cfg80211_reconfigure_wep(ifp
);
4141 memset(&join_params
, 0, sizeof(join_params
));
4142 /* join parameters starts with ssid */
4143 memcpy(&join_params
.ssid_le
, &ssid_le
, sizeof(ssid_le
));
4145 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
4146 &join_params
, sizeof(join_params
));
4148 brcmf_err("SET SSID error (%d)\n", err
);
4151 brcmf_dbg(TRACE
, "AP mode configuration complete\n");
4153 err
= brcmf_fil_bsscfg_data_set(ifp
, "ssid", &ssid_le
,
4156 brcmf_err("setting ssid failed %d\n", err
);
4159 bss_enable
.bsscfg_idx
= cpu_to_le32(ifp
->bssidx
);
4160 bss_enable
.enable
= cpu_to_le32(1);
4161 err
= brcmf_fil_iovar_data_set(ifp
, "bss", &bss_enable
,
4162 sizeof(bss_enable
));
4164 brcmf_err("bss_enable config failed %d\n", err
);
4168 brcmf_dbg(TRACE
, "GO mode configuration complete\n");
4170 clear_bit(BRCMF_VIF_STATUS_AP_CREATING
, &ifp
->vif
->sme_state
);
4171 set_bit(BRCMF_VIF_STATUS_AP_CREATED
, &ifp
->vif
->sme_state
);
4174 if ((err
) && (!mbss
)) {
4175 brcmf_set_mpc(ifp
, 1);
4176 brcmf_configure_arp_offload(ifp
, true);
4181 static int brcmf_cfg80211_stop_ap(struct wiphy
*wiphy
, struct net_device
*ndev
)
4183 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4185 struct brcmf_fil_bss_enable_le bss_enable
;
4186 struct brcmf_join_params join_params
;
4188 brcmf_dbg(TRACE
, "Enter\n");
4190 if (ifp
->vif
->wdev
.iftype
== NL80211_IFTYPE_AP
) {
4191 /* Due to most likely deauths outstanding we sleep */
4192 /* first to make sure they get processed by fw. */
4195 if (ifp
->vif
->mbss
) {
4196 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
4200 memset(&join_params
, 0, sizeof(join_params
));
4201 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SSID
,
4202 &join_params
, sizeof(join_params
));
4204 brcmf_err("SET SSID error (%d)\n", err
);
4205 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_DOWN
, 1);
4207 brcmf_err("BRCMF_C_DOWN error %d\n", err
);
4208 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_AP
, 0);
4210 brcmf_err("setting AP mode failed %d\n", err
);
4211 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_INFRA
, 0);
4213 brcmf_err("setting INFRA mode failed %d\n", err
);
4214 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MBSS
))
4215 brcmf_fil_iovar_int_set(ifp
, "mbss", 0);
4216 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_REGULATORY
,
4219 brcmf_err("restoring REGULATORY setting failed %d\n",
4221 /* Bring device back up so it can be used again */
4222 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 1);
4224 brcmf_err("BRCMF_C_UP error %d\n", err
);
4226 bss_enable
.bsscfg_idx
= cpu_to_le32(ifp
->bssidx
);
4227 bss_enable
.enable
= cpu_to_le32(0);
4228 err
= brcmf_fil_iovar_data_set(ifp
, "bss", &bss_enable
,
4229 sizeof(bss_enable
));
4231 brcmf_err("bss_enable config failed %d\n", err
);
4233 brcmf_set_mpc(ifp
, 1);
4234 brcmf_configure_arp_offload(ifp
, true);
4235 set_bit(BRCMF_VIF_STATUS_AP_CREATING
, &ifp
->vif
->sme_state
);
4236 clear_bit(BRCMF_VIF_STATUS_AP_CREATED
, &ifp
->vif
->sme_state
);
4242 brcmf_cfg80211_change_beacon(struct wiphy
*wiphy
, struct net_device
*ndev
,
4243 struct cfg80211_beacon_data
*info
)
4245 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4248 brcmf_dbg(TRACE
, "Enter\n");
4250 err
= brcmf_config_ap_mgmt_ie(ifp
->vif
, info
);
4256 brcmf_cfg80211_del_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
4257 struct station_del_parameters
*params
)
4259 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4260 struct brcmf_scb_val_le scbval
;
4261 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4267 brcmf_dbg(TRACE
, "Enter %pM\n", params
->mac
);
4269 if (ifp
->vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
)
4270 ifp
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
->ifp
;
4271 if (!check_vif_up(ifp
->vif
))
4274 memcpy(&scbval
.ea
, params
->mac
, ETH_ALEN
);
4275 scbval
.val
= cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING
);
4276 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON
,
4277 &scbval
, sizeof(scbval
));
4279 brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err
);
4281 brcmf_dbg(TRACE
, "Exit\n");
4286 brcmf_cfg80211_change_station(struct wiphy
*wiphy
, struct net_device
*ndev
,
4287 const u8
*mac
, struct station_parameters
*params
)
4289 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4292 brcmf_dbg(TRACE
, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac
,
4293 params
->sta_flags_mask
, params
->sta_flags_set
);
4295 /* Ignore all 00 MAC */
4296 if (is_zero_ether_addr(mac
))
4299 if (!(params
->sta_flags_mask
& BIT(NL80211_STA_FLAG_AUTHORIZED
)))
4302 if (params
->sta_flags_set
& BIT(NL80211_STA_FLAG_AUTHORIZED
))
4303 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SCB_AUTHORIZE
,
4304 (void *)mac
, ETH_ALEN
);
4306 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_SCB_DEAUTHORIZE
,
4307 (void *)mac
, ETH_ALEN
);
4309 brcmf_err("Setting SCB (de-)authorize failed, %d\n", err
);
4315 brcmf_cfg80211_mgmt_frame_register(struct wiphy
*wiphy
,
4316 struct wireless_dev
*wdev
,
4317 u16 frame_type
, bool reg
)
4319 struct brcmf_cfg80211_vif
*vif
;
4322 brcmf_dbg(TRACE
, "Enter, frame_type %04x, reg=%d\n", frame_type
, reg
);
4324 mgmt_type
= (frame_type
& IEEE80211_FCTL_STYPE
) >> 4;
4325 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4327 vif
->mgmt_rx_reg
|= BIT(mgmt_type
);
4329 vif
->mgmt_rx_reg
&= ~BIT(mgmt_type
);
4334 brcmf_cfg80211_mgmt_tx(struct wiphy
*wiphy
, struct wireless_dev
*wdev
,
4335 struct cfg80211_mgmt_tx_params
*params
, u64
*cookie
)
4337 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4338 struct ieee80211_channel
*chan
= params
->chan
;
4339 const u8
*buf
= params
->buf
;
4340 size_t len
= params
->len
;
4341 const struct ieee80211_mgmt
*mgmt
;
4342 struct brcmf_cfg80211_vif
*vif
;
4346 struct brcmf_fil_action_frame_le
*action_frame
;
4347 struct brcmf_fil_af_params_le
*af_params
;
4352 brcmf_dbg(TRACE
, "Enter\n");
4356 mgmt
= (const struct ieee80211_mgmt
*)buf
;
4358 if (!ieee80211_is_mgmt(mgmt
->frame_control
)) {
4359 brcmf_err("Driver only allows MGMT packet type\n");
4363 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4365 if (ieee80211_is_probe_resp(mgmt
->frame_control
)) {
4366 /* Right now the only reason to get a probe response */
4367 /* is for p2p listen response or for p2p GO from */
4368 /* wpa_supplicant. Unfortunately the probe is send */
4369 /* on primary ndev, while dongle wants it on the p2p */
4370 /* vif. Since this is only reason for a probe */
4371 /* response to be sent, the vif is taken from cfg. */
4372 /* If ever desired to send proberesp for non p2p */
4373 /* response then data should be checked for */
4374 /* "DIRECT-". Note in future supplicant will take */
4375 /* dedicated p2p wdev to do this and then this 'hack'*/
4376 /* is not needed anymore. */
4377 ie_offset
= DOT11_MGMT_HDR_LEN
+
4378 DOT11_BCN_PRB_FIXED_LEN
;
4379 ie_len
= len
- ie_offset
;
4380 if (vif
== cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_PRIMARY
].vif
)
4381 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
;
4382 err
= brcmf_vif_set_mgmt_ie(vif
,
4383 BRCMF_VNDR_IE_PRBRSP_FLAG
,
4386 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, true,
4388 } else if (ieee80211_is_action(mgmt
->frame_control
)) {
4389 af_params
= kzalloc(sizeof(*af_params
), GFP_KERNEL
);
4390 if (af_params
== NULL
) {
4391 brcmf_err("unable to allocate frame\n");
4395 action_frame
= &af_params
->action_frame
;
4396 /* Add the packet Id */
4397 action_frame
->packet_id
= cpu_to_le32(*cookie
);
4399 memcpy(&action_frame
->da
[0], &mgmt
->da
[0], ETH_ALEN
);
4400 memcpy(&af_params
->bssid
[0], &mgmt
->bssid
[0], ETH_ALEN
);
4401 /* Add the length exepted for 802.11 header */
4402 action_frame
->len
= cpu_to_le16(len
- DOT11_MGMT_HDR_LEN
);
4403 /* Add the channel. Use the one specified as parameter if any or
4404 * the current one (got from the firmware) otherwise
4407 freq
= chan
->center_freq
;
4409 brcmf_fil_cmd_int_get(vif
->ifp
, BRCMF_C_GET_CHANNEL
,
4411 chan_nr
= ieee80211_frequency_to_channel(freq
);
4412 af_params
->channel
= cpu_to_le32(chan_nr
);
4414 memcpy(action_frame
->data
, &buf
[DOT11_MGMT_HDR_LEN
],
4415 le16_to_cpu(action_frame
->len
));
4417 brcmf_dbg(TRACE
, "Action frame, cookie=%lld, len=%d, freq=%d\n",
4418 *cookie
, le16_to_cpu(action_frame
->len
), freq
);
4420 ack
= brcmf_p2p_send_action_frame(cfg
, cfg_to_ndev(cfg
),
4423 cfg80211_mgmt_tx_status(wdev
, *cookie
, buf
, len
, ack
,
4427 brcmf_dbg(TRACE
, "Unhandled, fc=%04x!!\n", mgmt
->frame_control
);
4428 brcmf_dbg_hex_dump(true, buf
, len
, "payload, len=%Zu\n", len
);
4437 brcmf_cfg80211_cancel_remain_on_channel(struct wiphy
*wiphy
,
4438 struct wireless_dev
*wdev
,
4441 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4442 struct brcmf_cfg80211_vif
*vif
;
4445 brcmf_dbg(TRACE
, "Enter p2p listen cancel\n");
4447 vif
= cfg
->p2p
.bss_idx
[P2PAPI_BSSCFG_DEVICE
].vif
;
4449 brcmf_err("No p2p device available for probe response\n");
4453 brcmf_p2p_cancel_remain_on_channel(vif
->ifp
);
4458 static int brcmf_cfg80211_crit_proto_start(struct wiphy
*wiphy
,
4459 struct wireless_dev
*wdev
,
4460 enum nl80211_crit_proto_id proto
,
4463 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4464 struct brcmf_cfg80211_vif
*vif
;
4466 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4468 /* only DHCP support for now */
4469 if (proto
!= NL80211_CRIT_PROTO_DHCP
)
4472 /* suppress and abort scanning */
4473 set_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
4474 brcmf_abort_scanning(cfg
);
4476 return brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_DISABLED
, duration
);
4479 static void brcmf_cfg80211_crit_proto_stop(struct wiphy
*wiphy
,
4480 struct wireless_dev
*wdev
)
4482 struct brcmf_cfg80211_info
*cfg
= wiphy_to_cfg(wiphy
);
4483 struct brcmf_cfg80211_vif
*vif
;
4485 vif
= container_of(wdev
, struct brcmf_cfg80211_vif
, wdev
);
4487 brcmf_btcoex_set_mode(vif
, BRCMF_BTCOEX_ENABLED
, 0);
4488 clear_bit(BRCMF_SCAN_STATUS_SUPPRESS
, &cfg
->scan_status
);
4492 brcmf_notify_tdls_peer_event(struct brcmf_if
*ifp
,
4493 const struct brcmf_event_msg
*e
, void *data
)
4495 switch (e
->reason
) {
4496 case BRCMF_E_REASON_TDLS_PEER_DISCOVERED
:
4497 brcmf_dbg(TRACE
, "TDLS Peer Discovered\n");
4499 case BRCMF_E_REASON_TDLS_PEER_CONNECTED
:
4500 brcmf_dbg(TRACE
, "TDLS Peer Connected\n");
4501 brcmf_proto_add_tdls_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4503 case BRCMF_E_REASON_TDLS_PEER_DISCONNECTED
:
4504 brcmf_dbg(TRACE
, "TDLS Peer Disconnected\n");
4505 brcmf_proto_delete_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4512 static int brcmf_convert_nl80211_tdls_oper(enum nl80211_tdls_operation oper
)
4517 case NL80211_TDLS_DISCOVERY_REQ
:
4518 ret
= BRCMF_TDLS_MANUAL_EP_DISCOVERY
;
4520 case NL80211_TDLS_SETUP
:
4521 ret
= BRCMF_TDLS_MANUAL_EP_CREATE
;
4523 case NL80211_TDLS_TEARDOWN
:
4524 ret
= BRCMF_TDLS_MANUAL_EP_DELETE
;
4527 brcmf_err("unsupported operation: %d\n", oper
);
4533 static int brcmf_cfg80211_tdls_oper(struct wiphy
*wiphy
,
4534 struct net_device
*ndev
, const u8
*peer
,
4535 enum nl80211_tdls_operation oper
)
4537 struct brcmf_if
*ifp
;
4538 struct brcmf_tdls_iovar_le info
;
4541 ret
= brcmf_convert_nl80211_tdls_oper(oper
);
4545 ifp
= netdev_priv(ndev
);
4546 memset(&info
, 0, sizeof(info
));
4547 info
.mode
= (u8
)ret
;
4549 memcpy(info
.ea
, peer
, ETH_ALEN
);
4551 ret
= brcmf_fil_iovar_data_set(ifp
, "tdls_endpoint",
4552 &info
, sizeof(info
));
4554 brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret
);
4559 static struct cfg80211_ops wl_cfg80211_ops
= {
4560 .add_virtual_intf
= brcmf_cfg80211_add_iface
,
4561 .del_virtual_intf
= brcmf_cfg80211_del_iface
,
4562 .change_virtual_intf
= brcmf_cfg80211_change_iface
,
4563 .scan
= brcmf_cfg80211_scan
,
4564 .set_wiphy_params
= brcmf_cfg80211_set_wiphy_params
,
4565 .join_ibss
= brcmf_cfg80211_join_ibss
,
4566 .leave_ibss
= brcmf_cfg80211_leave_ibss
,
4567 .get_station
= brcmf_cfg80211_get_station
,
4568 .set_tx_power
= brcmf_cfg80211_set_tx_power
,
4569 .get_tx_power
= brcmf_cfg80211_get_tx_power
,
4570 .add_key
= brcmf_cfg80211_add_key
,
4571 .del_key
= brcmf_cfg80211_del_key
,
4572 .get_key
= brcmf_cfg80211_get_key
,
4573 .set_default_key
= brcmf_cfg80211_config_default_key
,
4574 .set_default_mgmt_key
= brcmf_cfg80211_config_default_mgmt_key
,
4575 .set_power_mgmt
= brcmf_cfg80211_set_power_mgmt
,
4576 .connect
= brcmf_cfg80211_connect
,
4577 .disconnect
= brcmf_cfg80211_disconnect
,
4578 .suspend
= brcmf_cfg80211_suspend
,
4579 .resume
= brcmf_cfg80211_resume
,
4580 .set_pmksa
= brcmf_cfg80211_set_pmksa
,
4581 .del_pmksa
= brcmf_cfg80211_del_pmksa
,
4582 .flush_pmksa
= brcmf_cfg80211_flush_pmksa
,
4583 .start_ap
= brcmf_cfg80211_start_ap
,
4584 .stop_ap
= brcmf_cfg80211_stop_ap
,
4585 .change_beacon
= brcmf_cfg80211_change_beacon
,
4586 .del_station
= brcmf_cfg80211_del_station
,
4587 .change_station
= brcmf_cfg80211_change_station
,
4588 .sched_scan_start
= brcmf_cfg80211_sched_scan_start
,
4589 .sched_scan_stop
= brcmf_cfg80211_sched_scan_stop
,
4590 .mgmt_frame_register
= brcmf_cfg80211_mgmt_frame_register
,
4591 .mgmt_tx
= brcmf_cfg80211_mgmt_tx
,
4592 .remain_on_channel
= brcmf_p2p_remain_on_channel
,
4593 .cancel_remain_on_channel
= brcmf_cfg80211_cancel_remain_on_channel
,
4594 .start_p2p_device
= brcmf_p2p_start_device
,
4595 .stop_p2p_device
= brcmf_p2p_stop_device
,
4596 .crit_proto_start
= brcmf_cfg80211_crit_proto_start
,
4597 .crit_proto_stop
= brcmf_cfg80211_crit_proto_stop
,
4598 .tdls_oper
= brcmf_cfg80211_tdls_oper
,
4601 struct brcmf_cfg80211_vif
*brcmf_alloc_vif(struct brcmf_cfg80211_info
*cfg
,
4602 enum nl80211_iftype type
,
4605 struct brcmf_cfg80211_vif
*vif_walk
;
4606 struct brcmf_cfg80211_vif
*vif
;
4609 brcmf_dbg(TRACE
, "allocating virtual interface (size=%zu)\n",
4611 vif
= kzalloc(sizeof(*vif
), GFP_KERNEL
);
4613 return ERR_PTR(-ENOMEM
);
4615 vif
->wdev
.wiphy
= cfg
->wiphy
;
4616 vif
->wdev
.iftype
= type
;
4618 vif
->pm_block
= pm_block
;
4621 brcmf_init_prof(&vif
->profile
);
4623 if (type
== NL80211_IFTYPE_AP
) {
4625 list_for_each_entry(vif_walk
, &cfg
->vif_list
, list
) {
4626 if (vif_walk
->wdev
.iftype
== NL80211_IFTYPE_AP
) {
4634 list_add_tail(&vif
->list
, &cfg
->vif_list
);
4638 void brcmf_free_vif(struct brcmf_cfg80211_vif
*vif
)
4640 list_del(&vif
->list
);
4644 void brcmf_cfg80211_free_netdev(struct net_device
*ndev
)
4646 struct brcmf_cfg80211_vif
*vif
;
4647 struct brcmf_if
*ifp
;
4649 ifp
= netdev_priv(ndev
);
4652 brcmf_free_vif(vif
);
4656 static bool brcmf_is_linkup(const struct brcmf_event_msg
*e
)
4658 u32 event
= e
->event_code
;
4659 u32 status
= e
->status
;
4661 if (event
== BRCMF_E_SET_SSID
&& status
== BRCMF_E_STATUS_SUCCESS
) {
4662 brcmf_dbg(CONN
, "Processing set ssid\n");
4669 static bool brcmf_is_linkdown(const struct brcmf_event_msg
*e
)
4671 u32 event
= e
->event_code
;
4672 u16 flags
= e
->flags
;
4674 if ((event
== BRCMF_E_DEAUTH
) || (event
== BRCMF_E_DEAUTH_IND
) ||
4675 (event
== BRCMF_E_DISASSOC_IND
) ||
4676 ((event
== BRCMF_E_LINK
) && (!(flags
& BRCMF_EVENT_MSG_LINK
)))) {
4677 brcmf_dbg(CONN
, "Processing link down\n");
4683 static bool brcmf_is_nonetwork(struct brcmf_cfg80211_info
*cfg
,
4684 const struct brcmf_event_msg
*e
)
4686 u32 event
= e
->event_code
;
4687 u32 status
= e
->status
;
4689 if (event
== BRCMF_E_LINK
&& status
== BRCMF_E_STATUS_NO_NETWORKS
) {
4690 brcmf_dbg(CONN
, "Processing Link %s & no network found\n",
4691 e
->flags
& BRCMF_EVENT_MSG_LINK
? "up" : "down");
4695 if (event
== BRCMF_E_SET_SSID
&& status
!= BRCMF_E_STATUS_SUCCESS
) {
4696 brcmf_dbg(CONN
, "Processing connecting & no network found\n");
4703 static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info
*cfg
)
4705 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4707 kfree(conn_info
->req_ie
);
4708 conn_info
->req_ie
= NULL
;
4709 conn_info
->req_ie_len
= 0;
4710 kfree(conn_info
->resp_ie
);
4711 conn_info
->resp_ie
= NULL
;
4712 conn_info
->resp_ie_len
= 0;
4715 static s32
brcmf_get_assoc_ies(struct brcmf_cfg80211_info
*cfg
,
4716 struct brcmf_if
*ifp
)
4718 struct brcmf_cfg80211_assoc_ielen_le
*assoc_info
;
4719 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4724 brcmf_clear_assoc_ies(cfg
);
4726 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_info",
4727 cfg
->extra_buf
, WL_ASSOC_INFO_MAX
);
4729 brcmf_err("could not get assoc info (%d)\n", err
);
4733 (struct brcmf_cfg80211_assoc_ielen_le
*)cfg
->extra_buf
;
4734 req_len
= le32_to_cpu(assoc_info
->req_len
);
4735 resp_len
= le32_to_cpu(assoc_info
->resp_len
);
4737 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_req_ies",
4741 brcmf_err("could not get assoc req (%d)\n", err
);
4744 conn_info
->req_ie_len
= req_len
;
4746 kmemdup(cfg
->extra_buf
, conn_info
->req_ie_len
,
4749 conn_info
->req_ie_len
= 0;
4750 conn_info
->req_ie
= NULL
;
4753 err
= brcmf_fil_iovar_data_get(ifp
, "assoc_resp_ies",
4757 brcmf_err("could not get assoc resp (%d)\n", err
);
4760 conn_info
->resp_ie_len
= resp_len
;
4761 conn_info
->resp_ie
=
4762 kmemdup(cfg
->extra_buf
, conn_info
->resp_ie_len
,
4765 conn_info
->resp_ie_len
= 0;
4766 conn_info
->resp_ie
= NULL
;
4768 brcmf_dbg(CONN
, "req len (%d) resp len (%d)\n",
4769 conn_info
->req_ie_len
, conn_info
->resp_ie_len
);
4775 brcmf_bss_roaming_done(struct brcmf_cfg80211_info
*cfg
,
4776 struct net_device
*ndev
,
4777 const struct brcmf_event_msg
*e
)
4779 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4780 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4781 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4782 struct wiphy
*wiphy
= cfg_to_wiphy(cfg
);
4783 struct ieee80211_channel
*notify_channel
= NULL
;
4784 struct ieee80211_supported_band
*band
;
4785 struct brcmf_bss_info_le
*bi
;
4786 struct brcmu_chan ch
;
4791 brcmf_dbg(TRACE
, "Enter\n");
4793 brcmf_get_assoc_ies(cfg
, ifp
);
4794 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4795 brcmf_update_bss_info(cfg
, ifp
);
4797 buf
= kzalloc(WL_BSS_INFO_MAX
, GFP_KERNEL
);
4803 /* data sent to dongle has to be little endian */
4804 *(__le32
*)buf
= cpu_to_le32(WL_BSS_INFO_MAX
);
4805 err
= brcmf_fil_cmd_data_get(ifp
, BRCMF_C_GET_BSS_INFO
,
4806 buf
, WL_BSS_INFO_MAX
);
4811 bi
= (struct brcmf_bss_info_le
*)(buf
+ 4);
4812 ch
.chspec
= le16_to_cpu(bi
->chanspec
);
4813 cfg
->d11inf
.decchspec(&ch
);
4815 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
4816 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
4818 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
4820 freq
= ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
4821 notify_channel
= ieee80211_get_channel(wiphy
, freq
);
4825 cfg80211_roamed(ndev
, notify_channel
, (u8
*)profile
->bssid
,
4826 conn_info
->req_ie
, conn_info
->req_ie_len
,
4827 conn_info
->resp_ie
, conn_info
->resp_ie_len
, GFP_KERNEL
);
4828 brcmf_dbg(CONN
, "Report roaming result\n");
4830 set_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
);
4831 brcmf_dbg(TRACE
, "Exit\n");
4836 brcmf_bss_connect_done(struct brcmf_cfg80211_info
*cfg
,
4837 struct net_device
*ndev
, const struct brcmf_event_msg
*e
,
4840 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4841 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4842 struct brcmf_cfg80211_connect_info
*conn_info
= cfg_to_conn(cfg
);
4844 brcmf_dbg(TRACE
, "Enter\n");
4846 if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4847 &ifp
->vif
->sme_state
)) {
4849 brcmf_get_assoc_ies(cfg
, ifp
);
4850 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4851 brcmf_update_bss_info(cfg
, ifp
);
4852 set_bit(BRCMF_VIF_STATUS_CONNECTED
,
4853 &ifp
->vif
->sme_state
);
4855 cfg80211_connect_result(ndev
,
4856 (u8
*)profile
->bssid
,
4858 conn_info
->req_ie_len
,
4860 conn_info
->resp_ie_len
,
4861 completed
? WLAN_STATUS_SUCCESS
:
4862 WLAN_STATUS_AUTH_TIMEOUT
,
4864 brcmf_dbg(CONN
, "Report connect result - connection %s\n",
4865 completed
? "succeeded" : "failed");
4867 brcmf_dbg(TRACE
, "Exit\n");
4872 brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info
*cfg
,
4873 struct net_device
*ndev
,
4874 const struct brcmf_event_msg
*e
, void *data
)
4876 struct brcmf_if
*ifp
= netdev_priv(ndev
);
4877 static int generation
;
4878 u32 event
= e
->event_code
;
4879 u32 reason
= e
->reason
;
4880 struct station_info sinfo
;
4882 brcmf_dbg(CONN
, "event %d, reason %d\n", event
, reason
);
4883 if (event
== BRCMF_E_LINK
&& reason
== BRCMF_E_REASON_LINK_BSSCFG_DIS
&&
4884 ndev
!= cfg_to_ndev(cfg
)) {
4885 brcmf_dbg(CONN
, "AP mode link down\n");
4886 complete(&cfg
->vif_disabled
);
4888 brcmf_remove_interface(ifp
->drvr
, ifp
->bssidx
);
4892 if (((event
== BRCMF_E_ASSOC_IND
) || (event
== BRCMF_E_REASSOC_IND
)) &&
4893 (reason
== BRCMF_E_STATUS_SUCCESS
)) {
4894 memset(&sinfo
, 0, sizeof(sinfo
));
4896 brcmf_err("No IEs present in ASSOC/REASSOC_IND");
4899 sinfo
.assoc_req_ies
= data
;
4900 sinfo
.assoc_req_ies_len
= e
->datalen
;
4902 sinfo
.generation
= generation
;
4903 cfg80211_new_sta(ndev
, e
->addr
, &sinfo
, GFP_KERNEL
);
4904 } else if ((event
== BRCMF_E_DISASSOC_IND
) ||
4905 (event
== BRCMF_E_DEAUTH_IND
) ||
4906 (event
== BRCMF_E_DEAUTH
)) {
4907 cfg80211_del_sta(ndev
, e
->addr
, GFP_KERNEL
);
4913 brcmf_notify_connect_status(struct brcmf_if
*ifp
,
4914 const struct brcmf_event_msg
*e
, void *data
)
4916 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4917 struct net_device
*ndev
= ifp
->ndev
;
4918 struct brcmf_cfg80211_profile
*profile
= &ifp
->vif
->profile
;
4919 struct ieee80211_channel
*chan
;
4922 if ((e
->event_code
== BRCMF_E_DEAUTH
) ||
4923 (e
->event_code
== BRCMF_E_DEAUTH_IND
) ||
4924 (e
->event_code
== BRCMF_E_DISASSOC_IND
) ||
4925 ((e
->event_code
== BRCMF_E_LINK
) && (!e
->flags
))) {
4926 brcmf_proto_delete_peer(ifp
->drvr
, ifp
->ifidx
, (u8
*)e
->addr
);
4929 if (brcmf_is_apmode(ifp
->vif
)) {
4930 err
= brcmf_notify_connect_status_ap(cfg
, ndev
, e
, data
);
4931 } else if (brcmf_is_linkup(e
)) {
4932 brcmf_dbg(CONN
, "Linkup\n");
4933 if (brcmf_is_ibssmode(ifp
->vif
)) {
4934 chan
= ieee80211_get_channel(cfg
->wiphy
, cfg
->channel
);
4935 memcpy(profile
->bssid
, e
->addr
, ETH_ALEN
);
4936 wl_inform_ibss(cfg
, ndev
, e
->addr
);
4937 cfg80211_ibss_joined(ndev
, e
->addr
, chan
, GFP_KERNEL
);
4938 clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4939 &ifp
->vif
->sme_state
);
4940 set_bit(BRCMF_VIF_STATUS_CONNECTED
,
4941 &ifp
->vif
->sme_state
);
4943 brcmf_bss_connect_done(cfg
, ndev
, e
, true);
4944 } else if (brcmf_is_linkdown(e
)) {
4945 brcmf_dbg(CONN
, "Linkdown\n");
4946 if (!brcmf_is_ibssmode(ifp
->vif
)) {
4947 brcmf_bss_connect_done(cfg
, ndev
, e
, false);
4949 brcmf_link_down(ifp
->vif
, brcmf_map_fw_linkdown_reason(e
));
4950 brcmf_init_prof(ndev_to_prof(ndev
));
4951 if (ndev
!= cfg_to_ndev(cfg
))
4952 complete(&cfg
->vif_disabled
);
4953 } else if (brcmf_is_nonetwork(cfg
, e
)) {
4954 if (brcmf_is_ibssmode(ifp
->vif
))
4955 clear_bit(BRCMF_VIF_STATUS_CONNECTING
,
4956 &ifp
->vif
->sme_state
);
4958 brcmf_bss_connect_done(cfg
, ndev
, e
, false);
4965 brcmf_notify_roaming_status(struct brcmf_if
*ifp
,
4966 const struct brcmf_event_msg
*e
, void *data
)
4968 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
4969 u32 event
= e
->event_code
;
4970 u32 status
= e
->status
;
4972 if (event
== BRCMF_E_ROAM
&& status
== BRCMF_E_STATUS_SUCCESS
) {
4973 if (test_bit(BRCMF_VIF_STATUS_CONNECTED
, &ifp
->vif
->sme_state
))
4974 brcmf_bss_roaming_done(cfg
, ifp
->ndev
, e
);
4976 brcmf_bss_connect_done(cfg
, ifp
->ndev
, e
, true);
4983 brcmf_notify_mic_status(struct brcmf_if
*ifp
,
4984 const struct brcmf_event_msg
*e
, void *data
)
4986 u16 flags
= e
->flags
;
4987 enum nl80211_key_type key_type
;
4989 if (flags
& BRCMF_EVENT_MSG_GROUP
)
4990 key_type
= NL80211_KEYTYPE_GROUP
;
4992 key_type
= NL80211_KEYTYPE_PAIRWISE
;
4994 cfg80211_michael_mic_failure(ifp
->ndev
, (u8
*)&e
->addr
, key_type
, -1,
5000 static s32
brcmf_notify_vif_event(struct brcmf_if
*ifp
,
5001 const struct brcmf_event_msg
*e
, void *data
)
5003 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5004 struct brcmf_if_event
*ifevent
= (struct brcmf_if_event
*)data
;
5005 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5006 struct brcmf_cfg80211_vif
*vif
;
5008 brcmf_dbg(TRACE
, "Enter: action %u flags %u ifidx %u bsscfg %u\n",
5009 ifevent
->action
, ifevent
->flags
, ifevent
->ifidx
,
5012 mutex_lock(&event
->vif_event_lock
);
5013 event
->action
= ifevent
->action
;
5016 switch (ifevent
->action
) {
5017 case BRCMF_E_IF_ADD
:
5018 /* waiting process may have timed out */
5019 if (!cfg
->vif_event
.vif
) {
5020 mutex_unlock(&event
->vif_event_lock
);
5027 vif
->wdev
.netdev
= ifp
->ndev
;
5028 ifp
->ndev
->ieee80211_ptr
= &vif
->wdev
;
5029 SET_NETDEV_DEV(ifp
->ndev
, wiphy_dev(cfg
->wiphy
));
5031 mutex_unlock(&event
->vif_event_lock
);
5032 wake_up(&event
->vif_wq
);
5035 case BRCMF_E_IF_DEL
:
5036 mutex_unlock(&event
->vif_event_lock
);
5037 /* event may not be upon user request */
5038 if (brcmf_cfg80211_vif_event_armed(cfg
))
5039 wake_up(&event
->vif_wq
);
5042 case BRCMF_E_IF_CHANGE
:
5043 mutex_unlock(&event
->vif_event_lock
);
5044 wake_up(&event
->vif_wq
);
5048 mutex_unlock(&event
->vif_event_lock
);
5054 static void brcmf_init_conf(struct brcmf_cfg80211_conf
*conf
)
5056 conf
->frag_threshold
= (u32
)-1;
5057 conf
->rts_threshold
= (u32
)-1;
5058 conf
->retry_short
= (u32
)-1;
5059 conf
->retry_long
= (u32
)-1;
5060 conf
->tx_power
= -1;
5063 static void brcmf_register_event_handlers(struct brcmf_cfg80211_info
*cfg
)
5065 brcmf_fweh_register(cfg
->pub
, BRCMF_E_LINK
,
5066 brcmf_notify_connect_status
);
5067 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DEAUTH_IND
,
5068 brcmf_notify_connect_status
);
5069 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DEAUTH
,
5070 brcmf_notify_connect_status
);
5071 brcmf_fweh_register(cfg
->pub
, BRCMF_E_DISASSOC_IND
,
5072 brcmf_notify_connect_status
);
5073 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ASSOC_IND
,
5074 brcmf_notify_connect_status
);
5075 brcmf_fweh_register(cfg
->pub
, BRCMF_E_REASSOC_IND
,
5076 brcmf_notify_connect_status
);
5077 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ROAM
,
5078 brcmf_notify_roaming_status
);
5079 brcmf_fweh_register(cfg
->pub
, BRCMF_E_MIC_ERROR
,
5080 brcmf_notify_mic_status
);
5081 brcmf_fweh_register(cfg
->pub
, BRCMF_E_SET_SSID
,
5082 brcmf_notify_connect_status
);
5083 brcmf_fweh_register(cfg
->pub
, BRCMF_E_PFN_NET_FOUND
,
5084 brcmf_notify_sched_scan_results
);
5085 brcmf_fweh_register(cfg
->pub
, BRCMF_E_IF
,
5086 brcmf_notify_vif_event
);
5087 brcmf_fweh_register(cfg
->pub
, BRCMF_E_P2P_PROBEREQ_MSG
,
5088 brcmf_p2p_notify_rx_mgmt_p2p_probereq
);
5089 brcmf_fweh_register(cfg
->pub
, BRCMF_E_P2P_DISC_LISTEN_COMPLETE
,
5090 brcmf_p2p_notify_listen_complete
);
5091 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_RX
,
5092 brcmf_p2p_notify_action_frame_rx
);
5093 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_COMPLETE
,
5094 brcmf_p2p_notify_action_tx_complete
);
5095 brcmf_fweh_register(cfg
->pub
, BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE
,
5096 brcmf_p2p_notify_action_tx_complete
);
5099 static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info
*cfg
)
5103 kfree(cfg
->escan_ioctl_buf
);
5104 cfg
->escan_ioctl_buf
= NULL
;
5105 kfree(cfg
->extra_buf
);
5106 cfg
->extra_buf
= NULL
;
5107 kfree(cfg
->pmk_list
);
5108 cfg
->pmk_list
= NULL
;
5111 static s32
brcmf_init_priv_mem(struct brcmf_cfg80211_info
*cfg
)
5113 cfg
->conf
= kzalloc(sizeof(*cfg
->conf
), GFP_KERNEL
);
5115 goto init_priv_mem_out
;
5116 cfg
->escan_ioctl_buf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5117 if (!cfg
->escan_ioctl_buf
)
5118 goto init_priv_mem_out
;
5119 cfg
->extra_buf
= kzalloc(WL_EXTRA_BUF_MAX
, GFP_KERNEL
);
5120 if (!cfg
->extra_buf
)
5121 goto init_priv_mem_out
;
5122 cfg
->pmk_list
= kzalloc(sizeof(*cfg
->pmk_list
), GFP_KERNEL
);
5124 goto init_priv_mem_out
;
5129 brcmf_deinit_priv_mem(cfg
);
5134 static s32
wl_init_priv(struct brcmf_cfg80211_info
*cfg
)
5138 cfg
->scan_request
= NULL
;
5139 cfg
->pwr_save
= true;
5140 cfg
->active_scan
= true; /* we do active scan per default */
5141 cfg
->dongle_up
= false; /* dongle is not up yet */
5142 err
= brcmf_init_priv_mem(cfg
);
5145 brcmf_register_event_handlers(cfg
);
5146 mutex_init(&cfg
->usr_sync
);
5147 brcmf_init_escan(cfg
);
5148 brcmf_init_conf(cfg
->conf
);
5149 init_completion(&cfg
->vif_disabled
);
5153 static void wl_deinit_priv(struct brcmf_cfg80211_info
*cfg
)
5155 cfg
->dongle_up
= false; /* dongle down */
5156 brcmf_abort_scanning(cfg
);
5157 brcmf_deinit_priv_mem(cfg
);
5160 static void init_vif_event(struct brcmf_cfg80211_vif_event
*event
)
5162 init_waitqueue_head(&event
->vif_wq
);
5163 mutex_init(&event
->vif_event_lock
);
5167 brcmf_dongle_roam(struct brcmf_if
*ifp
, u32 bcn_timeout
)
5170 __le32 roamtrigger
[2];
5171 __le32 roam_delta
[2];
5174 * Setup timeout if Beacons are lost and roam is
5175 * off to report link down
5177 if (brcmf_roamoff
) {
5178 err
= brcmf_fil_iovar_int_set(ifp
, "bcn_timeout", bcn_timeout
);
5180 brcmf_err("bcn_timeout error (%d)\n", err
);
5181 goto dongle_rom_out
;
5186 * Enable/Disable built-in roaming to allow supplicant
5187 * to take care of roaming
5189 brcmf_dbg(INFO
, "Internal Roaming = %s\n",
5190 brcmf_roamoff
? "Off" : "On");
5191 err
= brcmf_fil_iovar_int_set(ifp
, "roam_off", !!(brcmf_roamoff
));
5193 brcmf_err("roam_off error (%d)\n", err
);
5194 goto dongle_rom_out
;
5197 roamtrigger
[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL
);
5198 roamtrigger
[1] = cpu_to_le32(BRCM_BAND_ALL
);
5199 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_ROAM_TRIGGER
,
5200 (void *)roamtrigger
, sizeof(roamtrigger
));
5202 brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err
);
5203 goto dongle_rom_out
;
5206 roam_delta
[0] = cpu_to_le32(WL_ROAM_DELTA
);
5207 roam_delta
[1] = cpu_to_le32(BRCM_BAND_ALL
);
5208 err
= brcmf_fil_cmd_data_set(ifp
, BRCMF_C_SET_ROAM_DELTA
,
5209 (void *)roam_delta
, sizeof(roam_delta
));
5211 brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err
);
5212 goto dongle_rom_out
;
5220 brcmf_dongle_scantime(struct brcmf_if
*ifp
, s32 scan_assoc_time
,
5221 s32 scan_unassoc_time
, s32 scan_passive_time
)
5225 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_CHANNEL_TIME
,
5228 if (err
== -EOPNOTSUPP
)
5229 brcmf_dbg(INFO
, "Scan assoc time is not supported\n");
5231 brcmf_err("Scan assoc time error (%d)\n", err
);
5232 goto dongle_scantime_out
;
5234 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_UNASSOC_TIME
,
5237 if (err
== -EOPNOTSUPP
)
5238 brcmf_dbg(INFO
, "Scan unassoc time is not supported\n");
5240 brcmf_err("Scan unassoc time error (%d)\n", err
);
5241 goto dongle_scantime_out
;
5244 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_SCAN_PASSIVE_TIME
,
5247 if (err
== -EOPNOTSUPP
)
5248 brcmf_dbg(INFO
, "Scan passive time is not supported\n");
5250 brcmf_err("Scan passive time error (%d)\n", err
);
5251 goto dongle_scantime_out
;
5254 dongle_scantime_out
:
5258 /* Filter the list of channels received from firmware counting only
5259 * the 20MHz channels. The wiphy band data only needs those which get
5260 * flagged to indicate if they can take part in higher bandwidth.
5262 static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info
*cfg
,
5263 struct brcmf_chanspec_list
*chlist
,
5266 u32 total
= le32_to_cpu(chlist
->count
);
5267 struct brcmu_chan ch
;
5270 for (i
= 0; i
< total
; i
++) {
5271 ch
.chspec
= (u16
)le32_to_cpu(chlist
->element
[i
]);
5272 cfg
->d11inf
.decchspec(&ch
);
5274 /* Firmware gives a ordered list. We skip non-20MHz
5275 * channels is 2G. For 5G we can abort upon reaching
5276 * a non-20MHz channel in the list.
5278 if (ch
.bw
!= BRCMU_CHAN_BW_20
) {
5279 if (ch
.band
== BRCMU_CHAN_BAND_5G
)
5285 if (ch
.band
== BRCMU_CHAN_BAND_2G
)
5287 else if (ch
.band
== BRCMU_CHAN_BAND_5G
)
5292 static void brcmf_update_bw40_channel_flag(struct ieee80211_channel
*channel
,
5293 struct brcmu_chan
*ch
)
5297 ht40_flag
= channel
->flags
& IEEE80211_CHAN_NO_HT40
;
5298 if (ch
->sb
== BRCMU_CHAN_SB_U
) {
5299 if (ht40_flag
== IEEE80211_CHAN_NO_HT40
)
5300 channel
->flags
&= ~IEEE80211_CHAN_NO_HT40
;
5301 channel
->flags
|= IEEE80211_CHAN_NO_HT40PLUS
;
5303 /* It should be one of
5304 * IEEE80211_CHAN_NO_HT40 or
5305 * IEEE80211_CHAN_NO_HT40PLUS
5307 channel
->flags
&= ~IEEE80211_CHAN_NO_HT40
;
5308 if (ht40_flag
== IEEE80211_CHAN_NO_HT40
)
5309 channel
->flags
|= IEEE80211_CHAN_NO_HT40MINUS
;
5313 static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info
*cfg
,
5316 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5317 struct ieee80211_supported_band
*band
;
5318 struct ieee80211_channel
*channel
;
5319 struct wiphy
*wiphy
;
5320 struct brcmf_chanspec_list
*list
;
5321 struct brcmu_chan ch
;
5327 u32 chcnt
[2] = { 0, 0 };
5330 pbuf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5335 list
= (struct brcmf_chanspec_list
*)pbuf
;
5337 err
= brcmf_fil_iovar_data_get(ifp
, "chanspecs", pbuf
,
5340 brcmf_err("get chanspecs error (%d)\n", err
);
5344 brcmf_count_20mhz_channels(cfg
, list
, chcnt
);
5345 wiphy
= cfg_to_wiphy(cfg
);
5347 band
= kmemdup(&__wl_band_2ghz
, sizeof(__wl_band_2ghz
),
5353 band
->channels
= kcalloc(chcnt
[0], sizeof(*channel
),
5355 if (band
->channels
== NULL
) {
5360 band
->n_channels
= 0;
5361 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = band
;
5364 band
= kmemdup(&__wl_band_5ghz_a
, sizeof(__wl_band_5ghz_a
),
5370 band
->channels
= kcalloc(chcnt
[1], sizeof(*channel
),
5372 if (band
->channels
== NULL
) {
5377 band
->n_channels
= 0;
5378 wiphy
->bands
[IEEE80211_BAND_5GHZ
] = band
;
5381 total
= le32_to_cpu(list
->count
);
5382 for (i
= 0; i
< total
; i
++) {
5383 ch
.chspec
= (u16
)le32_to_cpu(list
->element
[i
]);
5384 cfg
->d11inf
.decchspec(&ch
);
5386 if (ch
.band
== BRCMU_CHAN_BAND_2G
) {
5387 band
= wiphy
->bands
[IEEE80211_BAND_2GHZ
];
5388 } else if (ch
.band
== BRCMU_CHAN_BAND_5G
) {
5389 band
= wiphy
->bands
[IEEE80211_BAND_5GHZ
];
5391 brcmf_err("Invalid channel Spec. 0x%x.\n", ch
.chspec
);
5394 if (!(bw_cap
[band
->band
] & WLC_BW_40MHZ_BIT
) &&
5395 ch
.bw
== BRCMU_CHAN_BW_40
)
5397 if (!(bw_cap
[band
->band
] & WLC_BW_80MHZ_BIT
) &&
5398 ch
.bw
== BRCMU_CHAN_BW_80
)
5401 channel
= band
->channels
;
5402 index
= band
->n_channels
;
5403 for (j
= 0; j
< band
->n_channels
; j
++) {
5404 if (channel
[j
].hw_value
== ch
.chnum
) {
5409 channel
[index
].center_freq
=
5410 ieee80211_channel_to_frequency(ch
.chnum
, band
->band
);
5411 channel
[index
].hw_value
= ch
.chnum
;
5413 /* assuming the chanspecs order is HT20,
5414 * HT40 upper, HT40 lower, and VHT80.
5416 if (ch
.bw
== BRCMU_CHAN_BW_80
) {
5417 channel
[index
].flags
&= ~IEEE80211_CHAN_NO_80MHZ
;
5418 } else if (ch
.bw
== BRCMU_CHAN_BW_40
) {
5419 brcmf_update_bw40_channel_flag(&channel
[index
], &ch
);
5421 /* disable other bandwidths for now as mentioned
5422 * order assure they are enabled for subsequent
5425 channel
[index
].flags
= IEEE80211_CHAN_NO_HT40
|
5426 IEEE80211_CHAN_NO_80MHZ
;
5427 ch
.bw
= BRCMU_CHAN_BW_20
;
5428 cfg
->d11inf
.encchspec(&ch
);
5429 chaninfo
= ch
.chspec
;
5430 err
= brcmf_fil_bsscfg_int_get(ifp
, "per_chan_info",
5433 if (chaninfo
& WL_CHAN_RADAR
)
5434 channel
[index
].flags
|=
5435 (IEEE80211_CHAN_RADAR
|
5436 IEEE80211_CHAN_NO_IR
);
5437 if (chaninfo
& WL_CHAN_PASSIVE
)
5438 channel
[index
].flags
|=
5439 IEEE80211_CHAN_NO_IR
;
5442 if (index
== band
->n_channels
)
5449 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
);
5450 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]);
5451 wiphy
->bands
[IEEE80211_BAND_2GHZ
] = NULL
;
5457 static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info
*cfg
)
5459 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5460 struct ieee80211_supported_band
*band
;
5461 struct brcmf_fil_bwcap_le band_bwcap
;
5462 struct brcmf_chanspec_list
*list
;
5466 struct brcmu_chan ch
;
5470 /* verify support for bw_cap command */
5472 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &val
);
5475 /* only set 2G bandwidth using bw_cap command */
5476 band_bwcap
.band
= cpu_to_le32(WLC_BAND_2G
);
5477 band_bwcap
.bw_cap
= cpu_to_le32(WLC_BW_CAP_40MHZ
);
5478 err
= brcmf_fil_iovar_data_set(ifp
, "bw_cap", &band_bwcap
,
5479 sizeof(band_bwcap
));
5481 brcmf_dbg(INFO
, "fallback to mimo_bw_cap\n");
5482 val
= WLC_N_BW_40ALL
;
5483 err
= brcmf_fil_iovar_int_set(ifp
, "mimo_bw_cap", val
);
5487 /* update channel info in 2G band */
5488 pbuf
= kzalloc(BRCMF_DCMD_MEDLEN
, GFP_KERNEL
);
5493 ch
.band
= BRCMU_CHAN_BAND_2G
;
5494 ch
.bw
= BRCMU_CHAN_BW_40
;
5495 ch
.sb
= BRCMU_CHAN_SB_NONE
;
5497 cfg
->d11inf
.encchspec(&ch
);
5499 /* pass encoded chanspec in query */
5500 *(__le16
*)pbuf
= cpu_to_le16(ch
.chspec
);
5502 err
= brcmf_fil_iovar_data_get(ifp
, "chanspecs", pbuf
,
5505 brcmf_err("get chanspecs error (%d)\n", err
);
5510 band
= cfg_to_wiphy(cfg
)->bands
[IEEE80211_BAND_2GHZ
];
5511 list
= (struct brcmf_chanspec_list
*)pbuf
;
5512 num_chan
= le32_to_cpu(list
->count
);
5513 for (i
= 0; i
< num_chan
; i
++) {
5514 ch
.chspec
= (u16
)le32_to_cpu(list
->element
[i
]);
5515 cfg
->d11inf
.decchspec(&ch
);
5516 if (WARN_ON(ch
.band
!= BRCMU_CHAN_BAND_2G
))
5518 if (WARN_ON(ch
.bw
!= BRCMU_CHAN_BW_40
))
5520 for (j
= 0; j
< band
->n_channels
; j
++) {
5521 if (band
->channels
[j
].hw_value
== ch
.chnum
)
5524 if (WARN_ON(j
== band
->n_channels
))
5527 brcmf_update_bw40_channel_flag(&band
->channels
[j
], &ch
);
5534 static void brcmf_get_bwcap(struct brcmf_if
*ifp
, u32 bw_cap
[])
5536 u32 band
, mimo_bwcap
;
5540 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &band
);
5542 bw_cap
[IEEE80211_BAND_2GHZ
] = band
;
5544 err
= brcmf_fil_iovar_int_get(ifp
, "bw_cap", &band
);
5546 bw_cap
[IEEE80211_BAND_5GHZ
] = band
;
5552 brcmf_dbg(INFO
, "fallback to mimo_bw_cap info\n");
5554 err
= brcmf_fil_iovar_int_get(ifp
, "mimo_bw_cap", &mimo_bwcap
);
5556 /* assume 20MHz if firmware does not give a clue */
5557 mimo_bwcap
= WLC_N_BW_20ALL
;
5559 switch (mimo_bwcap
) {
5560 case WLC_N_BW_40ALL
:
5561 bw_cap
[IEEE80211_BAND_2GHZ
] |= WLC_BW_40MHZ_BIT
;
5563 case WLC_N_BW_20IN2G_40IN5G
:
5564 bw_cap
[IEEE80211_BAND_5GHZ
] |= WLC_BW_40MHZ_BIT
;
5566 case WLC_N_BW_20ALL
:
5567 bw_cap
[IEEE80211_BAND_2GHZ
] |= WLC_BW_20MHZ_BIT
;
5568 bw_cap
[IEEE80211_BAND_5GHZ
] |= WLC_BW_20MHZ_BIT
;
5571 brcmf_err("invalid mimo_bw_cap value\n");
5575 static void brcmf_update_ht_cap(struct ieee80211_supported_band
*band
,
5576 u32 bw_cap
[2], u32 nchain
)
5578 band
->ht_cap
.ht_supported
= true;
5579 if (bw_cap
[band
->band
] & WLC_BW_40MHZ_BIT
) {
5580 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SGI_40
;
5581 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
5583 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_SGI_20
;
5584 band
->ht_cap
.cap
|= IEEE80211_HT_CAP_DSSSCCK40
;
5585 band
->ht_cap
.ampdu_factor
= IEEE80211_HT_MAX_AMPDU_64K
;
5586 band
->ht_cap
.ampdu_density
= IEEE80211_HT_MPDU_DENSITY_16
;
5587 memset(band
->ht_cap
.mcs
.rx_mask
, 0xff, nchain
);
5588 band
->ht_cap
.mcs
.tx_params
= IEEE80211_HT_MCS_TX_DEFINED
;
5591 static __le16
brcmf_get_mcs_map(u32 nchain
, enum ieee80211_vht_mcs_support supp
)
5596 for (i
= 0, mcs_map
= 0xFFFF; i
< nchain
; i
++)
5597 mcs_map
= (mcs_map
<< 2) | supp
;
5599 return cpu_to_le16(mcs_map
);
5602 static void brcmf_update_vht_cap(struct ieee80211_supported_band
*band
,
5603 u32 bw_cap
[2], u32 nchain
)
5607 /* not allowed in 2.4G band */
5608 if (band
->band
== IEEE80211_BAND_2GHZ
)
5611 band
->vht_cap
.vht_supported
= true;
5612 /* 80MHz is mandatory */
5613 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SHORT_GI_80
;
5614 if (bw_cap
[band
->band
] & WLC_BW_160MHZ_BIT
) {
5615 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ
;
5616 band
->vht_cap
.cap
|= IEEE80211_VHT_CAP_SHORT_GI_160
;
5618 /* all support 256-QAM */
5619 mcs_map
= brcmf_get_mcs_map(nchain
, IEEE80211_VHT_MCS_SUPPORT_0_9
);
5620 band
->vht_cap
.vht_mcs
.rx_mcs_map
= mcs_map
;
5621 band
->vht_cap
.vht_mcs
.tx_mcs_map
= mcs_map
;
5624 static int brcmf_setup_wiphybands(struct wiphy
*wiphy
)
5626 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
5627 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5630 u32 bw_cap
[2] = { WLC_BW_20MHZ_BIT
, WLC_BW_20MHZ_BIT
};
5635 struct ieee80211_supported_band
*band
;
5637 (void)brcmf_fil_iovar_int_get(ifp
, "vhtmode", &vhtmode
);
5638 err
= brcmf_fil_iovar_int_get(ifp
, "nmode", &nmode
);
5640 brcmf_err("nmode error (%d)\n", err
);
5642 brcmf_get_bwcap(ifp
, bw_cap
);
5644 brcmf_dbg(INFO
, "nmode=%d, vhtmode=%d, bw_cap=(%d, %d)\n",
5645 nmode
, vhtmode
, bw_cap
[IEEE80211_BAND_2GHZ
],
5646 bw_cap
[IEEE80211_BAND_5GHZ
]);
5648 err
= brcmf_fil_iovar_int_get(ifp
, "rxchain", &rxchain
);
5650 brcmf_err("rxchain error (%d)\n", err
);
5653 for (nchain
= 0; rxchain
; nchain
++)
5654 rxchain
= rxchain
& (rxchain
- 1);
5656 brcmf_dbg(INFO
, "nchain=%d\n", nchain
);
5658 err
= brcmf_construct_chaninfo(cfg
, bw_cap
);
5660 brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err
);
5664 wiphy
= cfg_to_wiphy(cfg
);
5665 for (i
= 0; i
< ARRAY_SIZE(wiphy
->bands
); i
++) {
5666 band
= wiphy
->bands
[i
];
5671 brcmf_update_ht_cap(band
, bw_cap
, nchain
);
5673 brcmf_update_vht_cap(band
, bw_cap
, nchain
);
5679 static const struct ieee80211_iface_limit brcmf_iface_limits_mbss
[] = {
5682 .types
= BIT(NL80211_IFTYPE_STATION
) |
5683 BIT(NL80211_IFTYPE_ADHOC
)
5687 .types
= BIT(NL80211_IFTYPE_AP
)
5691 .types
= BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5692 BIT(NL80211_IFTYPE_P2P_GO
)
5696 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
)
5700 static const struct ieee80211_iface_limit brcmf_iface_limits_sbss
[] = {
5703 .types
= BIT(NL80211_IFTYPE_STATION
) |
5704 BIT(NL80211_IFTYPE_ADHOC
) |
5705 BIT(NL80211_IFTYPE_AP
)
5709 .types
= BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5710 BIT(NL80211_IFTYPE_P2P_GO
)
5714 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
)
5717 static struct ieee80211_iface_combination brcmf_iface_combos
[] = {
5719 .max_interfaces
= BRCMF_IFACE_MAX_CNT
,
5720 .num_different_channels
= 1,
5721 .n_limits
= ARRAY_SIZE(brcmf_iface_limits_sbss
),
5722 .limits
= brcmf_iface_limits_sbss
,
5726 static const struct ieee80211_txrx_stypes
5727 brcmf_txrx_stypes
[NUM_NL80211_IFTYPES
] = {
5728 [NL80211_IFTYPE_STATION
] = {
5730 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5731 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5733 [NL80211_IFTYPE_P2P_CLIENT
] = {
5735 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5736 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5738 [NL80211_IFTYPE_P2P_GO
] = {
5740 .rx
= BIT(IEEE80211_STYPE_ASSOC_REQ
>> 4) |
5741 BIT(IEEE80211_STYPE_REASSOC_REQ
>> 4) |
5742 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4) |
5743 BIT(IEEE80211_STYPE_DISASSOC
>> 4) |
5744 BIT(IEEE80211_STYPE_AUTH
>> 4) |
5745 BIT(IEEE80211_STYPE_DEAUTH
>> 4) |
5746 BIT(IEEE80211_STYPE_ACTION
>> 4)
5748 [NL80211_IFTYPE_P2P_DEVICE
] = {
5750 .rx
= BIT(IEEE80211_STYPE_ACTION
>> 4) |
5751 BIT(IEEE80211_STYPE_PROBE_REQ
>> 4)
5755 static void brcmf_wiphy_pno_params(struct wiphy
*wiphy
)
5757 /* scheduled scan settings */
5758 wiphy
->max_sched_scan_ssids
= BRCMF_PNO_MAX_PFN_COUNT
;
5759 wiphy
->max_match_sets
= BRCMF_PNO_MAX_PFN_COUNT
;
5760 wiphy
->max_sched_scan_ie_len
= BRCMF_SCAN_IE_LEN_MAX
;
5761 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_SCHED_SCAN
;
5765 static const struct wiphy_wowlan_support brcmf_wowlan_support
= {
5766 .flags
= WIPHY_WOWLAN_MAGIC_PKT
| WIPHY_WOWLAN_DISCONNECT
,
5767 .n_patterns
= BRCMF_WOWL_MAXPATTERNS
,
5768 .pattern_max_len
= BRCMF_WOWL_MAXPATTERNSIZE
,
5769 .pattern_min_len
= 1,
5770 .max_pkt_offset
= 1500,
5774 static void brcmf_wiphy_wowl_params(struct wiphy
*wiphy
)
5778 wiphy
->wowlan
= &brcmf_wowlan_support
;
5782 static int brcmf_setup_wiphy(struct wiphy
*wiphy
, struct brcmf_if
*ifp
)
5784 struct ieee80211_iface_combination ifc_combo
;
5785 wiphy
->max_scan_ssids
= WL_NUM_SCAN_MAX
;
5786 wiphy
->max_scan_ie_len
= BRCMF_SCAN_IE_LEN_MAX
;
5787 wiphy
->max_num_pmkids
= WL_NUM_PMKIDS_MAX
;
5788 wiphy
->interface_modes
= BIT(NL80211_IFTYPE_STATION
) |
5789 BIT(NL80211_IFTYPE_ADHOC
) |
5790 BIT(NL80211_IFTYPE_AP
) |
5791 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
5792 BIT(NL80211_IFTYPE_P2P_GO
) |
5793 BIT(NL80211_IFTYPE_P2P_DEVICE
);
5794 /* need VSDB firmware feature for concurrent channels */
5795 ifc_combo
= brcmf_iface_combos
[0];
5796 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MCHAN
))
5797 ifc_combo
.num_different_channels
= 2;
5798 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_MBSS
)) {
5799 ifc_combo
.n_limits
= ARRAY_SIZE(brcmf_iface_limits_mbss
),
5800 ifc_combo
.limits
= brcmf_iface_limits_mbss
;
5802 wiphy
->iface_combinations
= kmemdup(&ifc_combo
,
5805 wiphy
->n_iface_combinations
= ARRAY_SIZE(brcmf_iface_combos
);
5806 wiphy
->signal_type
= CFG80211_SIGNAL_TYPE_MBM
;
5807 wiphy
->cipher_suites
= __wl_cipher_suites
;
5808 wiphy
->n_cipher_suites
= ARRAY_SIZE(__wl_cipher_suites
);
5809 wiphy
->flags
|= WIPHY_FLAG_PS_ON_BY_DEFAULT
|
5810 WIPHY_FLAG_OFFCHAN_TX
|
5811 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL
|
5812 WIPHY_FLAG_SUPPORTS_TDLS
;
5814 wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_FW_ROAM
;
5815 wiphy
->mgmt_stypes
= brcmf_txrx_stypes
;
5816 wiphy
->max_remain_on_channel_duration
= 5000;
5817 brcmf_wiphy_pno_params(wiphy
);
5819 /* vendor commands/events support */
5820 wiphy
->vendor_commands
= brcmf_vendor_cmds
;
5821 wiphy
->n_vendor_commands
= BRCMF_VNDR_CMDS_LAST
- 1;
5823 if (brcmf_feat_is_enabled(ifp
, BRCMF_FEAT_WOWL
))
5824 brcmf_wiphy_wowl_params(wiphy
);
5826 return brcmf_setup_wiphybands(wiphy
);
5829 static s32
brcmf_config_dongle(struct brcmf_cfg80211_info
*cfg
)
5831 struct net_device
*ndev
;
5832 struct wireless_dev
*wdev
;
5833 struct brcmf_if
*ifp
;
5840 ndev
= cfg_to_ndev(cfg
);
5841 wdev
= ndev
->ieee80211_ptr
;
5842 ifp
= netdev_priv(ndev
);
5844 /* make sure RF is ready for work */
5845 brcmf_fil_cmd_int_set(ifp
, BRCMF_C_UP
, 0);
5847 brcmf_dongle_scantime(ifp
, WL_SCAN_CHANNEL_TIME
,
5848 WL_SCAN_UNASSOC_TIME
, WL_SCAN_PASSIVE_TIME
);
5850 power_mode
= cfg
->pwr_save
? PM_FAST
: PM_OFF
;
5851 err
= brcmf_fil_cmd_int_set(ifp
, BRCMF_C_SET_PM
, power_mode
);
5853 goto default_conf_out
;
5854 brcmf_dbg(INFO
, "power save set to %s\n",
5855 (power_mode
? "enabled" : "disabled"));
5857 err
= brcmf_dongle_roam(ifp
, WL_BEACON_TIMEOUT
);
5859 goto default_conf_out
;
5860 err
= brcmf_cfg80211_change_iface(wdev
->wiphy
, ndev
, wdev
->iftype
,
5863 goto default_conf_out
;
5865 brcmf_configure_arp_offload(ifp
, true);
5867 cfg
->dongle_up
= true;
5874 static s32
__brcmf_cfg80211_up(struct brcmf_if
*ifp
)
5876 set_bit(BRCMF_VIF_STATUS_READY
, &ifp
->vif
->sme_state
);
5878 return brcmf_config_dongle(ifp
->drvr
->config
);
5881 static s32
__brcmf_cfg80211_down(struct brcmf_if
*ifp
)
5883 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5886 * While going down, if associated with AP disassociate
5887 * from AP to save power
5889 if (check_vif_up(ifp
->vif
)) {
5890 brcmf_link_down(ifp
->vif
, WLAN_REASON_UNSPECIFIED
);
5892 /* Make sure WPA_Supplicant receives all the event
5893 generated due to DISASSOC call to the fw to keep
5894 the state fw and WPA_Supplicant state consistent
5899 brcmf_abort_scanning(cfg
);
5900 clear_bit(BRCMF_VIF_STATUS_READY
, &ifp
->vif
->sme_state
);
5905 s32
brcmf_cfg80211_up(struct net_device
*ndev
)
5907 struct brcmf_if
*ifp
= netdev_priv(ndev
);
5908 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5911 mutex_lock(&cfg
->usr_sync
);
5912 err
= __brcmf_cfg80211_up(ifp
);
5913 mutex_unlock(&cfg
->usr_sync
);
5918 s32
brcmf_cfg80211_down(struct net_device
*ndev
)
5920 struct brcmf_if
*ifp
= netdev_priv(ndev
);
5921 struct brcmf_cfg80211_info
*cfg
= ifp
->drvr
->config
;
5924 mutex_lock(&cfg
->usr_sync
);
5925 err
= __brcmf_cfg80211_down(ifp
);
5926 mutex_unlock(&cfg
->usr_sync
);
5931 enum nl80211_iftype
brcmf_cfg80211_get_iftype(struct brcmf_if
*ifp
)
5933 struct wireless_dev
*wdev
= &ifp
->vif
->wdev
;
5935 return wdev
->iftype
;
5938 bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info
*cfg
,
5939 unsigned long state
)
5941 struct brcmf_cfg80211_vif
*vif
;
5943 list_for_each_entry(vif
, &cfg
->vif_list
, list
) {
5944 if (test_bit(state
, &vif
->sme_state
))
5950 static inline bool vif_event_equals(struct brcmf_cfg80211_vif_event
*event
,
5955 mutex_lock(&event
->vif_event_lock
);
5956 evt_action
= event
->action
;
5957 mutex_unlock(&event
->vif_event_lock
);
5958 return evt_action
== action
;
5961 void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info
*cfg
,
5962 struct brcmf_cfg80211_vif
*vif
)
5964 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5966 mutex_lock(&event
->vif_event_lock
);
5969 mutex_unlock(&event
->vif_event_lock
);
5972 bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info
*cfg
)
5974 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5977 mutex_lock(&event
->vif_event_lock
);
5978 armed
= event
->vif
!= NULL
;
5979 mutex_unlock(&event
->vif_event_lock
);
5983 int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info
*cfg
,
5984 u8 action
, ulong timeout
)
5986 struct brcmf_cfg80211_vif_event
*event
= &cfg
->vif_event
;
5988 return wait_event_timeout(event
->vif_wq
,
5989 vif_event_equals(event
, action
), timeout
);
5992 static void brcmf_cfg80211_reg_notifier(struct wiphy
*wiphy
,
5993 struct regulatory_request
*req
)
5995 struct brcmf_cfg80211_info
*cfg
= wiphy_priv(wiphy
);
5996 struct brcmf_if
*ifp
= netdev_priv(cfg_to_ndev(cfg
));
5997 struct brcmf_fil_country_le ccreq
;
6000 brcmf_dbg(TRACE
, "enter: initiator=%d, alpha=%c%c\n", req
->initiator
,
6001 req
->alpha2
[0], req
->alpha2
[1]);
6003 /* ignore non-ISO3166 country codes */
6004 for (i
= 0; i
< sizeof(req
->alpha2
); i
++)
6005 if (req
->alpha2
[i
] < 'A' || req
->alpha2
[i
] > 'Z') {
6006 brcmf_err("not a ISO3166 code\n");
6009 memset(&ccreq
, 0, sizeof(ccreq
));
6010 ccreq
.rev
= cpu_to_le32(-1);
6011 memcpy(ccreq
.ccode
, req
->alpha2
, sizeof(req
->alpha2
));
6012 brcmf_fil_iovar_data_set(ifp
, "country", &ccreq
, sizeof(ccreq
));
6015 static void brcmf_free_wiphy(struct wiphy
*wiphy
)
6017 kfree(wiphy
->iface_combinations
);
6018 if (wiphy
->bands
[IEEE80211_BAND_2GHZ
]) {
6019 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
);
6020 kfree(wiphy
->bands
[IEEE80211_BAND_2GHZ
]);
6022 if (wiphy
->bands
[IEEE80211_BAND_5GHZ
]) {
6023 kfree(wiphy
->bands
[IEEE80211_BAND_5GHZ
]->channels
);
6024 kfree(wiphy
->bands
[IEEE80211_BAND_5GHZ
]);
6029 struct brcmf_cfg80211_info
*brcmf_cfg80211_attach(struct brcmf_pub
*drvr
,
6030 struct device
*busdev
)
6032 struct net_device
*ndev
= drvr
->iflist
[0]->ndev
;
6033 struct brcmf_cfg80211_info
*cfg
;
6034 struct wiphy
*wiphy
;
6035 struct brcmf_cfg80211_vif
*vif
;
6036 struct brcmf_if
*ifp
;
6042 brcmf_err("ndev is invalid\n");
6046 ifp
= netdev_priv(ndev
);
6047 wiphy
= wiphy_new(&wl_cfg80211_ops
, sizeof(struct brcmf_cfg80211_info
));
6049 brcmf_err("Could not allocate wiphy device\n");
6052 set_wiphy_dev(wiphy
, busdev
);
6054 cfg
= wiphy_priv(wiphy
);
6057 init_vif_event(&cfg
->vif_event
);
6058 INIT_LIST_HEAD(&cfg
->vif_list
);
6060 vif
= brcmf_alloc_vif(cfg
, NL80211_IFTYPE_STATION
, false);
6065 vif
->wdev
.netdev
= ndev
;
6066 ndev
->ieee80211_ptr
= &vif
->wdev
;
6067 SET_NETDEV_DEV(ndev
, wiphy_dev(cfg
->wiphy
));
6069 err
= wl_init_priv(cfg
);
6071 brcmf_err("Failed to init iwm_priv (%d)\n", err
);
6072 brcmf_free_vif(vif
);
6077 /* determine d11 io type before wiphy setup */
6078 err
= brcmf_fil_cmd_int_get(ifp
, BRCMF_C_GET_VERSION
, &io_type
);
6080 brcmf_err("Failed to get D11 version (%d)\n", err
);
6083 cfg
->d11inf
.io_type
= (u8
)io_type
;
6084 brcmu_d11_attach(&cfg
->d11inf
);
6086 err
= brcmf_setup_wiphy(wiphy
, ifp
);
6090 brcmf_dbg(INFO
, "Registering custom regulatory\n");
6091 wiphy
->reg_notifier
= brcmf_cfg80211_reg_notifier
;
6092 wiphy
->regulatory_flags
|= REGULATORY_CUSTOM_REG
;
6093 wiphy_apply_custom_regulatory(wiphy
, &brcmf_regdom
);
6095 /* firmware defaults to 40MHz disabled in 2G band. We signal
6096 * cfg80211 here that we do and have it decide we can enable
6097 * it. But first check if device does support 2G operation.
6099 if (wiphy
->bands
[IEEE80211_BAND_2GHZ
]) {
6100 cap
= &wiphy
->bands
[IEEE80211_BAND_2GHZ
]->ht_cap
.cap
;
6101 *cap
|= IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
6103 err
= wiphy_register(wiphy
);
6105 brcmf_err("Could not register wiphy device (%d)\n", err
);
6109 /* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(),
6110 * setup 40MHz in 2GHz band and enable OBSS scanning.
6112 if (cap
&& (*cap
& IEEE80211_HT_CAP_SUP_WIDTH_20_40
)) {
6113 err
= brcmf_enable_bw40_2g(cfg
);
6115 err
= brcmf_fil_iovar_int_set(ifp
, "obss_coex",
6116 BRCMF_OBSS_COEX_AUTO
);
6118 *cap
&= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40
;
6121 err
= brcmf_p2p_attach(cfg
);
6123 brcmf_err("P2P initilisation failed (%d)\n", err
);
6124 goto wiphy_unreg_out
;
6126 err
= brcmf_btcoex_attach(cfg
);
6128 brcmf_err("BT-coex initialisation failed (%d)\n", err
);
6129 brcmf_p2p_detach(&cfg
->p2p
);
6130 goto wiphy_unreg_out
;
6133 err
= brcmf_fil_iovar_int_set(ifp
, "tdls_enable", 1);
6135 brcmf_dbg(INFO
, "TDLS not enabled (%d)\n", err
);
6136 wiphy
->flags
&= ~WIPHY_FLAG_SUPPORTS_TDLS
;
6138 brcmf_fweh_register(cfg
->pub
, BRCMF_E_TDLS_PEER_EVENT
,
6139 brcmf_notify_tdls_peer_event
);
6145 wiphy_unregister(cfg
->wiphy
);
6147 wl_deinit_priv(cfg
);
6148 brcmf_free_vif(vif
);
6150 brcmf_free_wiphy(wiphy
);
6154 void brcmf_cfg80211_detach(struct brcmf_cfg80211_info
*cfg
)
6159 WARN_ON(!list_empty(&cfg
->vif_list
));
6160 wiphy_unregister(cfg
->wiphy
);
6161 brcmf_btcoex_detach(cfg
);
6162 brcmf_p2p_detach(&cfg
->p2p
);
6163 wl_deinit_priv(cfg
);
6164 brcmf_free_wiphy(cfg
->wiphy
);