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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 /include/net/cfg80211.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 'include/net/cfg80211.h')
-rw-r--r--include/net/cfg80211.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 36e076e374d2..48add7e3ba1d 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1597,6 +1597,32 @@ struct cfg80211_wowlan {
};
/**
+ * struct cfg80211_wowlan_wakeup - wakeup report
+ * @disconnect: woke up by getting disconnected
+ * @magic_pkt: woke up by receiving magic packet
+ * @gtk_rekey_failure: woke up by GTK rekey failure
+ * @eap_identity_req: woke up by EAP identity request packet
+ * @four_way_handshake: woke up by 4-way handshake
+ * @rfkill_release: woke up by rfkill being released
+ * @pattern_idx: pattern that caused wakeup, -1 if not due to pattern
+ * @packet_present_len: copied wakeup packet data
+ * @packet_len: original wakeup packet length
+ * @packet: The packet causing the wakeup, if any.
+ * @packet_80211: For pattern match, magic packet and other data
+ * frame triggers an 802.3 frame should be reported, for
+ * disconnect due to deauth 802.11 frame. This indicates which
+ * it is.
+ */
+struct cfg80211_wowlan_wakeup {
+ bool disconnect, magic_pkt, gtk_rekey_failure,
+ eap_identity_req, four_way_handshake,
+ rfkill_release, packet_80211;
+ s32 pattern_idx;
+ u32 packet_present_len, packet_len;
+ const void *packet;
+};
+
+/**
* struct cfg80211_gtk_rekey_data - rekey data
* @kek: key encryption key
* @kck: key confirmation key
@@ -3852,6 +3878,21 @@ int cfg80211_get_p2p_attr(const u8 *ies, unsigned int len,
enum ieee80211_p2p_attr_id attr,
u8 *buf, unsigned int bufsize);
+/**
+ * cfg80211_report_wowlan_wakeup - report wakeup from WoWLAN
+ * @wdev: the wireless device reporting the wakeup
+ * @wakeup: the wakeup report
+ * @gfp: allocation flags
+ *
+ * This function reports that the given device woke up. If it
+ * caused the wakeup, report the reason(s), otherwise you may
+ * pass %NULL as the @wakeup parameter to advertise that something
+ * else caused the wakeup.
+ */
+void cfg80211_report_wowlan_wakeup(struct wireless_dev *wdev,
+ struct cfg80211_wowlan_wakeup *wakeup,
+ gfp_t gfp);
+
/* Logging, debugging and troubleshooting/diagnostic helpers. */
/* wiphy_printk helpers, similar to dev_printk */