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authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-11-17 11:24:36 +0300
committerJohannes Berg <johannes.berg@intel.com>2015-12-04 16:43:32 +0300
commit0ead2510f8cec11ce96308d79a1b4ee272fb5238 (patch)
tree440e48a4356a939a982ac047ca2a9c9b55cde022 /net/mac80211/trace.h
parent1b9df2d20eee9f3a675d1a3a7aa3640e6d8d7e94 (diff)
downloadlinux-0ead2510f8cec11ce96308d79a1b4ee272fb5238.tar.xz
mac80211: allow the driver to send EOSP when needed
This can happen when the driver needs to send less frames than expected and then needs to close the SP. Mac80211 still needs to set the more_data properly based on its buffer state (ps_tx_buffer and buffered frames on other TIDs). To that end, refactor the code that delivers frames upon uAPSD trigger frames to be able to get only the more_data bit without actually delivering those frames in case the driver is just asking to set a NDP with EOSP and MORE_DATA bit properly set. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/trace.h')
-rw-r--r--net/mac80211/trace.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 56c6d6cfa5a1..a6b4442776a0 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -2027,6 +2027,31 @@ TRACE_EVENT(api_eosp,
)
);
+TRACE_EVENT(api_send_eosp_nullfunc,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sta *sta,
+ u8 tid),
+
+ TP_ARGS(local, sta, tid),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ STA_ENTRY
+ __field(u8, tid)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ STA_ASSIGN;
+ __entry->tid = tid;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT STA_PR_FMT " tid:%d",
+ LOCAL_PR_ARG, STA_PR_ARG, __entry->tid
+ )
+);
+
TRACE_EVENT(api_sta_set_buffered,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sta *sta,