diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2016-02-23 23:05:06 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2016-04-05 10:48:55 +0200 |
| commit | 162dd6a7253ab009c6335c21ce6b80cf227ddda4 (patch) | |
| tree | 7728515321dbf40d62ce7cd7f36a20caf8635084 | |
| parent | 646e76bb5daf4ca38438c69ffb72cccb605f3466 (diff) | |
mac80211: allow drivers to report CLOCK_BOOTTIME for scan results
This was requested by Android, and the appropriate cfg80211 API
had been added by Dmitry. Support it in mac80211, allowing drivers
to provide the timestamp.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| -rw-r--r-- | include/net/mac80211.h | 3 | ||||
| -rw-r--r-- | net/mac80211/scan.c | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 0c09da34b67a..1b9f729bb074 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1120,6 +1120,8 @@ enum mac80211_rx_vht_flags { * * @mactime: value in microseconds of the 64-bit Time Synchronization Function * (TSF) timer when the first data symbol (MPDU) arrived at the hardware. + * @boottime_ns: CLOCK_BOOTTIME timestamp the frame was received at, this is + * needed only for beacons and probe responses that update the scan cache. * @device_timestamp: arbitrary timestamp for the device, mac80211 doesn't use * it but can store it and pass it back to the driver for synchronisation * @band: the active band when this frame was received @@ -1146,6 +1148,7 @@ enum mac80211_rx_vht_flags { */ struct ieee80211_rx_status { u64 mactime; + u64 boottime_ns; u32 device_timestamp; u32 ampdu_reference; u32 flag; diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index ae980ce8daff..a3fea1f35ef9 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -66,7 +66,9 @@ ieee80211_bss_info_update(struct ieee80211_local *local, struct cfg80211_bss *cbss; struct ieee80211_bss *bss; int clen, srlen; - struct cfg80211_inform_bss bss_meta = {}; + struct cfg80211_inform_bss bss_meta = { + .boottime_ns = rx_status->boottime_ns, + }; bool signal_valid; if (ieee80211_hw_check(&local->hw, SIGNAL_DBM)) |