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brcmfmac: reports boottime_ns while informing bss 

Provides a timestamp in bss information so user space can see when the
bss info was updated. Since tsf is not available from the dongle events
boottime is reported instead.

Reported-by: Dmitry Shmidt <dimitrysh@google.com>
Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Franky Lin 2018-04-26 12:18:35 +02:00 committed by Kalle Valo
parent cb746e4783
commit 7742fce4c0
1 changed files with 12 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
View File

@ -2728,7 +2728,6 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg,
struct brcmf_bss_info_le *bi)
{
struct wiphy *wiphy = cfg_to_wiphy(cfg);
struct ieee80211_channel *notify_channel;
struct cfg80211_bss *bss;
struct ieee80211_supported_band *band;
struct brcmu_chan ch;
@ -2738,7 +2737,7 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg,
u16 notify_interval;
u8 *notify_ie;
size_t notify_ielen;
s32 notify_signal;
struct cfg80211_inform_bss bss_data = { 0 };
if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) {
brcmf_err("Bss info is larger than buffer. Discarding\n");
@ -2758,27 +2757,28 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg,
band = wiphy->bands[NL80211_BAND_5GHZ];
freq = ieee80211_channel_to_frequency(channel, band->band);
notify_channel = ieee80211_get_channel(wiphy, freq);
bss_data.chan = ieee80211_get_channel(wiphy, freq);
bss_data.scan_width = NL80211_BSS_CHAN_WIDTH_20;
bss_data.boottime_ns = ktime_to_ns(ktime_get_boottime());
notify_capability = le16_to_cpu(bi->capability);
notify_interval = le16_to_cpu(bi->beacon_period);
notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset);
notify_ielen = le32_to_cpu(bi->ie_length);
notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100;
bss_data.signal = (s16)le16_to_cpu(bi->RSSI) * 100;
brcmf_dbg(CONN, "bssid: %pM\n", bi->BSSID);
brcmf_dbg(CONN, "Channel: %d(%d)\n", channel, freq);
brcmf_dbg(CONN, "Capability: %X\n", notify_capability);
brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval);
brcmf_dbg(CONN, "Signal: %d\n", notify_signal);
brcmf_dbg(CONN, "Signal: %d\n", bss_data.signal);
bss = cfg80211_inform_bss(wiphy, notify_channel,
CFG80211_BSS_FTYPE_UNKNOWN,
(const u8 *)bi->BSSID,
0, notify_capability,
notify_interval, notify_ie,
notify_ielen, notify_signal,
GFP_KERNEL);
bss = cfg80211_inform_bss_data(wiphy, &bss_data,
CFG80211_BSS_FTYPE_UNKNOWN,
(const u8 *)bi->BSSID,
0, notify_capability,
notify_interval, notify_ie,
notify_ielen, GFP_KERNEL);
if (!bss)
return -ENOMEM;