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authorTakashi Iwai <tiwai@suse.de>2012-08-20 10:22:25 +0200
committerTakashi Iwai <tiwai@suse.de>2012-08-20 11:24:29 +0200
commitb244d335609f9bbf4c0204a365bf03b7ac53c3c8 (patch)
tree23a0a48e14788fae844c328ff64f97e0f084f9fb /sound/pci/hda/hda_trace.h
parent6f0fa66051e92f361bd293432466f5e62832adbf (diff)
ALSA: hda - Add tracepoints at snd_hda_power_up/down entrances.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_trace.h')
-rw-r--r--sound/pci/hda/hda_trace.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_trace.h b/sound/pci/hda/hda_trace.h
index 9884871ddb0..9a34b867d8c 100644
--- a/sound/pci/hda/hda_trace.h
+++ b/sound/pci/hda/hda_trace.h
@@ -87,6 +87,30 @@ DEFINE_EVENT(hda_power, hda_power_up,
TP_ARGS(codec)
);
+TRACE_EVENT(hda_power_count,
+ TP_PROTO(struct hda_codec *codec),
+ TP_ARGS(codec),
+ TP_STRUCT__entry(
+ __field( unsigned int, card )
+ __field( unsigned int, addr )
+ __field( int, power_count )
+ __field( int, power_on )
+ __field( int, power_transition )
+ ),
+
+ TP_fast_assign(
+ __entry->card = (codec)->bus->card->number;
+ __entry->addr = (codec)->addr;
+ __entry->power_count = (codec)->power_count;
+ __entry->power_on = (codec)->power_on;
+ __entry->power_transition = (codec)->power_transition;
+ ),
+
+ TP_printk("[%d:%d] power_count=%d, power_on=%d, power_transition=%d",
+ __entry->card, __entry->addr, __entry->power_count,
+ __entry->power_on, __entry->power_transition)
+);
+
TRACE_EVENT(hda_unsol_event,
TP_PROTO(struct hda_bus *bus, u32 res, u32 res_ex),