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authorJohannes Berg <johannes.berg@intel.com>2013-01-22 15:34:29 +0400
committerJohannes Berg <johannes.berg@intel.com>2013-01-31 17:00:21 +0400
commitcd8f7cb4e6dfa4ea08fc250a814240b883ef7911 (patch)
tree2bcb8f04f01ee9768e5524799b0d429e51fb583d /net/wireless/trace.h
parent3b144658bc7be5f7fa68d13ba24afb4c24489965 (diff)
downloadlinux-cd8f7cb4e6dfa4ea08fc250a814240b883ef7911.tar.xz
cfg80211/mac80211: support reporting wakeup reason
When waking up from WoWLAN, it is useful to know what triggered the wakeup. Support reporting the wakeup reason(s) in cfg80211 (and a pass-through in mac80211) to allow userspace to know. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/trace.h')
-rw-r--r--net/wireless/trace.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index 8bc553199686..c9cafb0ea95f 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -2333,6 +2333,41 @@ TRACE_EVENT(cfg80211_return_u32,
TP_printk("ret: %u", __entry->ret)
);
+TRACE_EVENT(cfg80211_report_wowlan_wakeup,
+ TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev,
+ struct cfg80211_wowlan_wakeup *wakeup),
+ TP_ARGS(wiphy, wdev, wakeup),
+ TP_STRUCT__entry(
+ WIPHY_ENTRY
+ WDEV_ENTRY
+ __field(bool, disconnect)
+ __field(bool, magic_pkt)
+ __field(bool, gtk_rekey_failure)
+ __field(bool, eap_identity_req)
+ __field(bool, four_way_handshake)
+ __field(bool, rfkill_release)
+ __field(s32, pattern_idx)
+ __field(u32, packet_len)
+ __dynamic_array(u8, packet, wakeup->packet_present_len)
+ ),
+ TP_fast_assign(
+ WIPHY_ASSIGN;
+ WDEV_ASSIGN;
+ __entry->disconnect = wakeup->disconnect;
+ __entry->magic_pkt = wakeup->magic_pkt;
+ __entry->gtk_rekey_failure = wakeup->gtk_rekey_failure;
+ __entry->eap_identity_req = wakeup->eap_identity_req;
+ __entry->four_way_handshake = wakeup->four_way_handshake;
+ __entry->rfkill_release = wakeup->rfkill_release;
+ __entry->pattern_idx = wakeup->pattern_idx;
+ __entry->packet_len = wakeup->packet_len;
+ if (wakeup->packet && wakeup->packet_present_len)
+ memcpy(__get_dynamic_array(packet), wakeup->packet,
+ wakeup->packet_present_len);
+ ),
+ TP_printk(WIPHY_PR_FMT ", " WDEV_PR_FMT, WIPHY_PR_ARG, WDEV_PR_ARG)
+);
+
#endif /* !__RDEV_OPS_TRACE || TRACE_HEADER_MULTI_READ */
#undef TRACE_INCLUDE_PATH