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authorJohannes Berg <johannes.berg@intel.com>2011-09-29 16:04:38 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-09-30 15:57:21 -0400
commit40b96408831f038b1a6b45e8b22cd050f82a3896 (patch)
treec8ea29b9d01ba28d484cf2d4c4a0cd576d598b79 /net/mac80211/driver-trace.h
parent5bade101eceedb716e39bd35b2928c465e3fbd10 (diff)
mac80211: explicitly notify drivers of frame release
iwlwifi needs to know the number of frames that are going to be sent to a station while it is asleep so it can properly handle the uCode blocking of that station. Before uAPSD, we got by by telling the device that a single frame was going to be released whenever we encountered IEEE80211_TX_CTL_POLL_RESPONSE. With uAPSD, however, that is no longer possible since there could be more than a single frame. To support this model, add a new callback to notify drivers when frames are going to be released. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/driver-trace.h')
-rw-r--r--net/mac80211/driver-trace.h22
1 files changed, 21 insertions, 1 deletions
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index 531fbd08679..aef08969e35 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -1129,7 +1129,7 @@ TRACE_EVENT(drv_rssi_callback,
)
);
-TRACE_EVENT(drv_release_buffered_frames,
+DECLARE_EVENT_CLASS(release_evt,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sta *sta,
u16 tids, int num_frames,
@@ -1164,6 +1164,26 @@ TRACE_EVENT(drv_release_buffered_frames,
)
);
+DEFINE_EVENT(release_evt, drv_release_buffered_frames,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sta *sta,
+ u16 tids, int num_frames,
+ enum ieee80211_frame_release_type reason,
+ bool more_data),
+
+ TP_ARGS(local, sta, tids, num_frames, reason, more_data)
+);
+
+DEFINE_EVENT(release_evt, drv_allow_buffered_frames,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sta *sta,
+ u16 tids, int num_frames,
+ enum ieee80211_frame_release_type reason,
+ bool more_data),
+
+ TP_ARGS(local, sta, tids, num_frames, reason, more_data)
+);
+
/*
* Tracing for API calls that drivers call.
*/