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authorSimon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de>2013-07-11 16:09:06 +0200
committerJohannes Berg <johannes.berg@intel.com>2013-08-01 18:30:33 +0200
commit73da7d5bab79ad7e16ff44d67c3fe8b9c0b33e5b (patch)
treecb4eee7b96aae1d31a4841167a3f36c638bd0a11 /net/mac80211/trace.h
parent16ef1fe272332b2f7fd99236017b891db48d9cd6 (diff)
downloadlinux-73da7d5bab79ad7e16ff44d67c3fe8b9c0b33e5b.tar.bz2
mac80211: add channel switch command and beacon callbacks
The count field in CSA must be decremented with each beacon transmitted. This patch implements the functionality for drivers using ieee80211_beacon_get(). Other drivers must call back manually after reaching count == 0. This patch also contains the handling and finish worker for the channel switch command, and mac80211/chanctx code to allow to change a channel definition of an active channel context. Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de> Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de> [small cleanups, catch identical chandef] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/trace.h')
-rw-r--r--net/mac80211/trace.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index c215fafd7a2f..1aba645882bd 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -1906,6 +1906,32 @@ TRACE_EVENT(api_radar_detected,
)
);
+TRACE_EVENT(drv_channel_switch_beacon,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
+ struct cfg80211_chan_def *chandef),
+
+ TP_ARGS(local, sdata, chandef),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ VIF_ENTRY
+ CHANDEF_ENTRY
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ VIF_ASSIGN;
+ CHANDEF_ASSIGN(chandef);
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT VIF_PR_FMT " channel switch to " CHANDEF_PR_FMT,
+ LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG
+ )
+);
+
+
#ifdef CONFIG_MAC80211_MESSAGE_TRACING
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mac80211_msg