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authorPradeep Kumar Chitrapu <pradeepc@codeaurora.org>2018-09-20 17:30:09 -0700
committerJohannes Berg <johannes.berg@intel.com>2018-10-02 09:56:30 +0200
commit81e54d08d9d845053111f30045a93f3eb1c3ca96 (patch)
treedb343ba31c48765e209a6c358fb1744f63321470 /net/wireless/trace.h
parent7057f2496cc63193d8c7795779b640461b70d998 (diff)
cfg80211: support FTM responder configuration/statistics
Allow userspace to enable fine timing measurement responder functionality with configurable lci/civic parameters in AP mode. This can be done at AP start or changing beacon parameters. A new EXT_FEATURE flag is introduced for drivers to advertise the capability. Also nl80211 API support for retrieving statistics is added. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org> [remove unused cfg80211_ftm_responder_params, clarify docs, move validation into policy] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/trace.h')
-rw-r--r--net/wireless/trace.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index e51348e24ff5..7e0380192445 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -3250,6 +3250,50 @@ DEFINE_EVENT(wiphy_wdev_evt, rdev_get_txq_stats,
TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev),
TP_ARGS(wiphy, wdev)
);
+
+TRACE_EVENT(rdev_get_ftm_responder_stats,
+ TP_PROTO(struct wiphy *wiphy, struct net_device *netdev,
+ struct cfg80211_ftm_responder_stats *ftm_stats),
+
+ TP_ARGS(wiphy, netdev, ftm_stats),
+
+ TP_STRUCT__entry(
+ WIPHY_ENTRY
+ NETDEV_ENTRY
+ __field(u64, timestamp)
+ __field(u32, success_num)
+ __field(u32, partial_num)
+ __field(u32, failed_num)
+ __field(u32, asap_num)
+ __field(u32, non_asap_num)
+ __field(u64, duration)
+ __field(u32, unknown_triggers)
+ __field(u32, reschedule)
+ __field(u32, out_of_window)
+ ),
+
+ TP_fast_assign(
+ WIPHY_ASSIGN;
+ NETDEV_ASSIGN;
+ __entry->success_num = ftm_stats->success_num;
+ __entry->partial_num = ftm_stats->partial_num;
+ __entry->failed_num = ftm_stats->failed_num;
+ __entry->asap_num = ftm_stats->asap_num;
+ __entry->non_asap_num = ftm_stats->non_asap_num;
+ __entry->duration = ftm_stats->total_duration_ms;
+ __entry->unknown_triggers = ftm_stats->unknown_triggers_num;
+ __entry->reschedule = ftm_stats->reschedule_requests_num;
+ __entry->out_of_window = ftm_stats->out_of_window_triggers_num;
+ ),
+
+ TP_printk(WIPHY_PR_FMT "Ftm responder stats: success %u, partial %u, "
+ "failed %u, asap %u, non asap %u, total duration %llu, unknown "
+ "triggers %u, rescheduled %u, out of window %u", WIPHY_PR_ARG,
+ __entry->success_num, __entry->partial_num, __entry->failed_num,
+ __entry->asap_num, __entry->non_asap_num, __entry->duration,
+ __entry->unknown_triggers, __entry->reschedule,
+ __entry->out_of_window)
+);
#endif /* !__RDEV_OPS_TRACE || TRACE_HEADER_MULTI_READ */
#undef TRACE_INCLUDE_PATH