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brcmfmac: add support for P2P listen mode. 

With this patch a device can be put in p2p listen mode and becomes
visible for other p2p devices (via p2p_find).

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hante Meuleman 2013-02-08 15:53:38 +01:00 committed by John W. Linville
parent d3c0b63396
commit 0de8aace0f
6 changed files with 341 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/net/wireless/brcm80211/brcmfmac/dhd.h
View File

@ -452,6 +452,19 @@ struct brcmf_sta_info_le {
__le32 rx_decrypt_failures; /* # of packet decrypted failed */
};
/*
* WLC_E_PROBRESP_MSG
* WLC_E_P2P_PROBREQ_MSG
* WLC_E_ACTION_FRAME_RX
*/
struct brcmf_rx_mgmt_data {
__be16 version;
__be16 chanspec;
__be32 rssi;
__be32 mactime;
__be32 rate;
};
/* Bus independent dongle command */
struct brcmf_dcmd {
uint cmd; /* common dongle cmd definition */

6
drivers/net/wireless/brcm80211/brcmfmac/fweh.h
View File

@ -83,6 +83,7 @@ struct brcmf_event;
BRCMF_ENUM_DEF(MULTICAST_DECODE_ERROR, 51) \
BRCMF_ENUM_DEF(TRACE, 52) \
BRCMF_ENUM_DEF(IF, 54) \
BRCMF_ENUM_DEF(P2P_DISC_LISTEN_COMPLETE, 55) \
BRCMF_ENUM_DEF(RSSI, 56) \
BRCMF_ENUM_DEF(PFN_SCAN_COMPLETE, 57) \
BRCMF_ENUM_DEF(EXTLOG_MSG, 58) \
@ -96,8 +97,11 @@ struct brcmf_event;
BRCMF_ENUM_DEF(DFS_AP_RESUME, 66) \
BRCMF_ENUM_DEF(ESCAN_RESULT, 69) \
BRCMF_ENUM_DEF(ACTION_FRAME_OFF_CHAN_COMPLETE, 70) \
BRCMF_ENUM_DEF(PROBERESP_MSG, 71) \
BRCMF_ENUM_DEF(P2P_PROBEREQ_MSG, 72) \
BRCMF_ENUM_DEF(DCS_REQUEST, 73) \
BRCMF_ENUM_DEF(FIFO_CREDIT_MAP, 74)
BRCMF_ENUM_DEF(FIFO_CREDIT_MAP, 74) \
BRCMF_ENUM_DEF(ACTION_FRAME_RX, 75)
#define BRCMF_ENUM_DEF(id, val) \
BRCMF_E_##id = (val),

150
drivers/net/wireless/brcm80211/brcmfmac/p2p.c
View File

@ -318,11 +318,6 @@ static s32 brcmf_p2p_deinit_discovery(struct brcmf_p2p_info *p2p)
brcmf_dbg(TRACE, "enter\n");
bss_dev = &p2p->bss_idx[P2PAPI_BSSCFG_DEVICE];
if (bss_dev->vif == NULL) {
brcmf_err("do nothing, not initialized\n");
return -EINVAL;
}
ifp = bss_dev->vif->ifp;
/* Set the discovery state to SCAN */
@ -348,8 +343,7 @@ static s32 brcmf_p2p_deinit_discovery(struct brcmf_p2p_info *p2p)
*
* Initializes the discovery device and configure the virtual interface.
*/
static int brcmf_p2p_enable_discovery(struct brcmf_p2p_info *p2p,
const u8 *ie, u32 ie_len)
static int brcmf_p2p_enable_discovery(struct brcmf_p2p_info *p2p)
{
struct brcmf_cfg80211_vif *vif;
s32 ret = 0;
@ -357,9 +351,8 @@ static int brcmf_p2p_enable_discovery(struct brcmf_p2p_info *p2p,
brcmf_dbg(TRACE, "enter\n");
vif = p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
if (vif) {
brcmf_dbg(INFO,
"DISCOVERY init already done, just process IE\n");
goto set_ie;
brcmf_dbg(INFO, "DISCOVERY init already done\n");
goto exit;
}
ret = brcmf_p2p_init_discovery(p2p);
@ -380,20 +373,36 @@ static int brcmf_p2p_enable_discovery(struct brcmf_p2p_info *p2p,
if (ret < 0)
brcmf_err("wsec error %d\n", ret);
set_ie:
if (ie_len) {
ret = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBREQ_FLAG,
ie, ie_len);
if (ret < 0) {
brcmf_err("set probreq ie occurs error %d\n", ret);
goto exit;
}
}
exit:
return ret;
}
/**
* brcmf_p2p_configure_probereq() - Configure probe request data.
*
* @p2p: P2P specific data.
* @ie: buffer containing information elements.
* @ie_len: length of @ie buffer.
*
*/
static int brcmf_p2p_configure_probereq(struct brcmf_p2p_info *p2p,
const u8 *ie, u32 ie_len)
{
struct brcmf_cfg80211_vif *vif;
s32 err = 0;
brcmf_dbg(TRACE, "enter\n");
vif = p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_PRBREQ_FLAG,
ie, ie_len);
if (err < 0)
brcmf_err("set probreq ie occurs error %d\n", err);
return err;
}
/*
* brcmf_p2p_escan() - initiate a P2P scan.
*
@ -420,9 +429,6 @@ static s32 brcmf_p2p_escan(struct brcmf_p2p_info *p2p, u32 num_chans,
struct brcmf_scan_params_le *sparams;
struct brcmf_ssid ssid;
/* add padding if uneven */
if (num_chans % 2)
memsize += sizeof(__le16);
memsize += num_chans * sizeof(__le16);
memblk = kzalloc(memsize, GFP_KERNEL);
if (!memblk)
@ -639,8 +645,10 @@ int brcmf_p2p_scan_prep(struct wiphy *wiphy,
clear_bit(BRCMF_P2P_STATUS_GO_NEG_PHASE, &p2p->status);
brcmf_dbg(INFO, "P2P: GO_NEG_PHASE status cleared\n");
err = brcmf_p2p_enable_discovery(p2p, request->ie,
request->ie_len);
err = brcmf_p2p_enable_discovery(p2p);
if (err == 0)
err = brcmf_p2p_configure_probereq(p2p, request->ie,
request->ie_len);
/*
* override .run_escan() callback.
@ -666,6 +674,92 @@ int brcmf_p2p_scan_prep(struct wiphy *wiphy,
return err;
}
/**
* brcmf_p2p_remain_on_channel() - put device on channel and stay there.
*
* @wiphy: wiphy device.
* @channel: channel to stay on.
* @duration: time in ms to remain on channel.
*
*/
int brcmf_p2p_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
struct ieee80211_channel *channel,
unsigned int duration, u64 *cookie)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
struct brcmf_p2p_info *p2p = &cfg->p2p;
struct brcmf_cfg80211_vif *vif;
s32 err;
u16 chanspec;
brcmf_dbg(TRACE, "Enter, channel: %d, duration ms (%d)\n",
ieee80211_frequency_to_channel(channel->center_freq),
duration);
*cookie = 0;
err = brcmf_p2p_enable_discovery(p2p);
if (err)
goto exit;
chanspec = channel_to_chanspec(channel);
vif = p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
err = brcmf_p2p_set_discover_state(vif->ifp, WL_P2P_DISC_ST_LISTEN,
chanspec, (u16)duration);
if (err)
goto exit;
memcpy(&p2p->remain_on_channel, channel,
sizeof(p2p->remain_on_channel));
set_bit(BRCMF_P2P_STATUS_REMAIN_ON_CHANNEL, &p2p->status);
exit:
cfg80211_ready_on_channel(wdev, *cookie, channel, duration, GFP_KERNEL);
return err;
}
/**
* brcmf_p2p_notify_listen_complete() - p2p listen has completed.
*
* @ifp: interfac control.
* @e: event message. Not used, to make it usable for fweh event dispatcher.
* @data: payload of message. Not used.
*
*/
int brcmf_p2p_notify_listen_complete(struct brcmf_if *ifp,
const struct brcmf_event_msg *e,
void *data)
{
struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
struct brcmf_p2p_info *p2p = &cfg->p2p;
brcmf_dbg(TRACE, "Enter\n");
if (test_and_clear_bit(BRCMF_P2P_STATUS_REMAIN_ON_CHANNEL,
&p2p->status))
cfg80211_remain_on_channel_expired(&ifp->vif->wdev, 0,
&p2p->remain_on_channel,
GFP_KERNEL);
return 0;
}
/**
* brcmf_p2p_cancel_remain_on_channel() - cancel p2p listen state.
*
* @ifp: interfac control.
*
*/
void brcmf_p2p_cancel_remain_on_channel(struct brcmf_if *ifp)
{
if (!ifp)
return;
brcmf_p2p_set_discover_state(ifp, WL_P2P_DISC_ST_SCAN, 0, 0);
brcmf_p2p_notify_listen_complete(ifp, NULL, NULL);
}
/**
* brcmf_p2p_attach() - attach for P2P.
*
@ -689,7 +783,11 @@ void brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg)
*/
void brcmf_p2p_detach(struct brcmf_p2p_info *p2p)
{
brcmf_p2p_deinit_discovery(p2p);
if (p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif != NULL) {
brcmf_p2p_cancel_remain_on_channel(
p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif->ifp);
brcmf_p2p_deinit_discovery(p2p);
}
/* just set it all to zero */
memset(p2p, 0, sizeof(*p2p));
}

15
drivers/net/wireless/brcm80211/brcmfmac/p2p.h
View File

@ -60,10 +60,10 @@ struct p2p_bss {
* @BRCMF_P2P_STATUS_IF_DELETING: peer-to-peer vif delete sent to dongle.
* @BRCMF_P2P_STATUS_IF_CHANGING: peer-to-peer vif change sent to dongle.
* @BRCMF_P2P_STATUS_IF_CHANGED: peer-to-peer vif change completed on dongle.
* @BRCMF_P2P_STATUS_LISTEN_EXPIRED: listen duration expired.
* @BRCMF_P2P_STATUS_ACTION_TX_COMPLETED: action frame tx completed.
* @BRCMF_P2P_STATUS_ACTION_TX_NOACK: action frame tx not acked.
* @BRCMF_P2P_STATUS_GO_NEG_PHASE: P2P GO negotiation ongoing.
* @BRCMF_P2P_STATUS_REMAIN_ON_CHANNEL: P2P listen, remaining on channel.
*/
enum brcmf_p2p_status {
BRCMF_P2P_STATUS_IF_ADD = 0,
@ -71,10 +71,10 @@ enum brcmf_p2p_status {
BRCMF_P2P_STATUS_IF_DELETING,
BRCMF_P2P_STATUS_IF_CHANGING,
BRCMF_P2P_STATUS_IF_CHANGED,
BRCMF_P2P_STATUS_LISTEN_EXPIRED,
BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,
BRCMF_P2P_STATUS_ACTION_TX_NOACK,
BRCMF_P2P_STATUS_GO_NEG_PHASE
BRCMF_P2P_STATUS_GO_NEG_PHASE,
BRCMF_P2P_STATUS_REMAIN_ON_CHANNEL
};
/**
@ -88,6 +88,7 @@ enum brcmf_p2p_status {
* @listen_timer: timer for @WL_P2P_DISC_ST_LISTEN discover state.
* @ssid: ssid for P2P GO.
* @listen_channel: channel for @WL_P2P_DISC_ST_LISTEN discover state.
* @remain_on_channel: contains copy of struct used by cfg80211.
*/
struct brcmf_p2p_info {
struct brcmf_cfg80211_info *cfg;
@ -98,6 +99,7 @@ struct brcmf_p2p_info {
struct timer_list listen_timer;
struct brcmf_ssid ssid;
u8 listen_channel;
struct ieee80211_channel remain_on_channel;
};
void brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg);
@ -110,5 +112,12 @@ int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev);
void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev);
int brcmf_p2p_scan_prep(struct wiphy *wiphy,
struct cfg80211_scan_request *request);
int brcmf_p2p_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
struct ieee80211_channel *channel,
unsigned int duration, u64 *cookie);
int brcmf_p2p_notify_listen_complete(struct brcmf_if *ifp,
const struct brcmf_event_msg *e,
void *data);
void brcmf_p2p_cancel_remain_on_channel(struct brcmf_if *ifp);
#endif /* WL_CFGP2P_H_ */

189
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
View File

@ -3359,6 +3359,11 @@ s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
mgmt_ie_len = &saved_ie->probe_req_ie_len;
mgmt_ie_buf_len = sizeof(saved_ie->probe_req_ie);
break;
case BRCMF_VNDR_IE_PRBRSP_FLAG:
mgmt_ie_buf = saved_ie->probe_res_ie;
mgmt_ie_len = &saved_ie->probe_res_ie_len;
mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie);
break;
default:
err = -EPERM;
brcmf_err("not suitable type\n");
@ -3674,6 +3679,150 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev,
return err;
}
static void
brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
struct wireless_dev *wdev,
u16 frame_type, bool reg)
{
struct brcmf_if *ifp = netdev_priv(wdev->netdev);
struct brcmf_cfg80211_vif *vif = ifp->vif;
u16 mgmt_type;
brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg);
mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4;
if (reg)
vif->mgmt_rx_reg |= BIT(mgmt_type);
else
vif->mgmt_rx_reg |= ~BIT(mgmt_type);
}
static int
brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
struct ieee80211_channel *chan, bool offchan,
unsigned int wait, const u8 *buf, size_t len,
bool no_cck, bool dont_wait_for_ack, u64 *cookie)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
const struct ieee80211_mgmt *mgmt;
struct brcmf_cfg80211_vif *vif;
s32 err = 0;
s32 ie_offset;
s32 ie_len;
brcmf_dbg(TRACE, "Enter\n");
*cookie = 0;
mgmt = (const struct ieee80211_mgmt *)buf;
if (ieee80211_is_mgmt(mgmt->frame_control)) {
if (ieee80211_is_probe_resp(mgmt->frame_control)) {
/* Right now the only reason to get a probe response */
/* is for p2p listen response from wpa_supplicant. */
/* Unfortunately the wpa_supplicant sends it on the */
/* primary ndev, while dongle wants it on the p2p */
/* vif. Since this is only reason for a probe */
/* response to be sent, the vif is taken from cfg. */
/* If ever desired to send proberesp for non p2p */
/* response then data should be checked for */
/* "DIRECT-". Note in future supplicant will take */
/* dedicated p2p wdev to do this and then this 'hack'*/
/* is not needed anymore. */
ie_offset = DOT11_MGMT_HDR_LEN +
DOT11_BCN_PRB_FIXED_LEN;
ie_len = len - ie_offset;
vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
if (vif == NULL) {
brcmf_err("No p2p device available for probe response\n");
err = -ENODEV;
goto exit;
}
err = brcmf_vif_set_mgmt_ie(vif,
BRCMF_VNDR_IE_PRBRSP_FLAG,
&buf[ie_offset],
ie_len);
cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true,
GFP_KERNEL);
goto exit;
}
}
brcmf_dbg(TRACE, "Unhandled, is_mgmt %d, fc=%04x!!!!!\n",
ieee80211_is_mgmt(mgmt->frame_control), mgmt->frame_control);
exit:
return err;
}
static int
brcmf_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
struct wireless_dev *wdev,
u64 cookie)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
struct brcmf_cfg80211_vif *vif;
int err = 0;
brcmf_dbg(TRACE, "Enter p2p listen cancel\n");
vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
if (vif == NULL) {
brcmf_err("No p2p device available for probe response\n");
err = -ENODEV;
goto exit;
}
brcmf_p2p_cancel_remain_on_channel(vif->ifp);
exit:
return err;
}
static s32 brcmf_notify_rx_mgmt_p2p_probereq(struct brcmf_if *ifp,
const struct brcmf_event_msg *e,
void *data)
{
struct wireless_dev *wdev;
struct brcmf_cfg80211_vif *vif = ifp->vif;
struct brcmf_rx_mgmt_data *rxframe = (struct brcmf_rx_mgmt_data *)data;
u16 chanspec = be16_to_cpu(rxframe->chanspec);
u8 *mgmt_frame;
u32 mgmt_frame_len;
s32 freq;
u16 mgmt_type;
brcmf_dbg(INFO,
"Enter: event %d reason %d\n", e->event_code, e->reason);
/* Firmware sends us two proberesponses for each idx one. At the */
/* moment only bsscfgidx 0 is passed up to supplicant */
if (e->bsscfgidx)
return 0;
/* Check if wpa_supplicant has registered for this frame */
brcmf_dbg(INFO, "vif->mgmt_rx_reg %04x\n", vif->mgmt_rx_reg);
mgmt_type = (IEEE80211_STYPE_PROBE_REQ & IEEE80211_FCTL_STYPE) >> 4;
if ((vif->mgmt_rx_reg & BIT(mgmt_type)) == 0)
return 0;
mgmt_frame = (u8 *)(rxframe + 1);
mgmt_frame_len = e->datalen - sizeof(*rxframe);
freq = ieee80211_channel_to_frequency(CHSPEC_CHANNEL(chanspec),
CHSPEC_IS2G(chanspec) ?
IEEE80211_BAND_2GHZ :
IEEE80211_BAND_5GHZ);
wdev = ifp->ndev->ieee80211_ptr;
cfg80211_rx_mgmt(wdev, freq, 0, mgmt_frame, mgmt_frame_len, GFP_ATOMIC);
brcmf_dbg(INFO,
"mgmt_frame_len (%d) , e->datalen (%d), chanspec (%04x), freq (%d)\n",
mgmt_frame_len, e->datalen, chanspec, freq);
return 0;
}
static struct cfg80211_ops wl_cfg80211_ops = {
.add_virtual_intf = brcmf_cfg80211_add_iface,
.del_virtual_intf = brcmf_cfg80211_del_iface,
@ -3703,6 +3852,10 @@ static struct cfg80211_ops wl_cfg80211_ops = {
.del_station = brcmf_cfg80211_del_station,
.sched_scan_start = brcmf_cfg80211_sched_scan_start,
.sched_scan_stop = brcmf_cfg80211_sched_scan_stop,
.mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register,
.mgmt_tx = brcmf_cfg80211_mgmt_tx,
.remain_on_channel = brcmf_p2p_remain_on_channel,
.cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel,
#ifdef CONFIG_NL80211_TESTMODE
.testmode_cmd = brcmf_cfg80211_testmode
#endif
@ -3765,6 +3918,30 @@ static const struct ieee80211_iface_combination brcmf_iface_combos[] = {
}
};
static const struct ieee80211_txrx_stypes
brcmf_txrx_stypes[NUM_NL80211_IFTYPES] = {
[NL80211_IFTYPE_STATION] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
},
[NL80211_IFTYPE_P2P_CLIENT] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
},
[NL80211_IFTYPE_P2P_GO] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4)
}
};
static struct wiphy *brcmf_setup_wiphy(struct device *phydev)
{
struct wiphy *wiphy;
@ -3797,10 +3974,10 @@ static struct wiphy *brcmf_setup_wiphy(struct device *phydev)
wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
wiphy->cipher_suites = __wl_cipher_suites;
wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites);
wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; /* enable power
* save mode
* by default
*/
wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT |
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
wiphy->mgmt_stypes = brcmf_txrx_stypes;
wiphy->max_remain_on_channel_duration = 5000;
brcmf_wiphy_pno_params(wiphy);
err = wiphy_register(wiphy);
if (err < 0) {
@ -4271,6 +4448,10 @@ static void brcmf_register_event_handlers(struct brcmf_cfg80211_info *cfg)
brcmf_notify_sched_scan_results);
brcmf_fweh_register(cfg->pub, BRCMF_E_IF,
brcmf_notify_vif_event);
brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_PROBEREQ_MSG,
brcmf_notify_rx_mgmt_p2p_probereq);
brcmf_fweh_register(cfg->pub, BRCMF_E_P2P_DISC_LISTEN_COMPLETE,
brcmf_p2p_notify_listen_complete);
}
static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg)

2
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h
View File

@ -189,6 +189,7 @@ struct vif_saved_ie {
* @sme_state: SME state using enum brcmf_vif_status bits.
* @pm_block: power-management blocked.
* @list: linked list.
* @mgmt_rx_reg: registered rx mgmt frame types.
*/
struct brcmf_cfg80211_vif {
struct brcmf_if *ifp;
@ -200,6 +201,7 @@ struct brcmf_cfg80211_vif {
bool pm_block;
struct vif_saved_ie saved_ie;
struct list_head list;
u16 mgmt_rx_reg;
};
/* association inform */