diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2011-09-29 16:04:38 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-09-30 21:57:21 +0200 |
| commit | 40b96408831f038b1a6b45e8b22cd050f82a3896 (patch) | |
| tree | c8ea29b9d01ba28d484cf2d4c4a0cd576d598b79 /net/mac80211/driver-trace.h | |
| parent | mac80211: add missing station flags to debugfs (diff) | |
| download | linux-40b96408831f038b1a6b45e8b22cd050f82a3896.tar.xz linux-40b96408831f038b1a6b45e8b22cd050f82a3896.zip | |
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.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h index 531fbd086794..aef08969e353 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. */ |