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| author |   Libin Yang <libin.yang@intel.com> | 2015-05-12 09:43:20 +0800 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2015-05-18 10:06:20 +0200 |
| commit | 598dfb56b016615f5f49848b58a1ce151acd3bd3 (patch) | |
| tree | 4c272033e253aa5c71a5732e74e82d248828dccf /sound/hda/trace.h | |
| parent | ALSA: hda/hdmi - Add Tegra210 support (diff) | |
| download | linux-dev-598dfb56b016615f5f49848b58a1ce151acd3bd3.tar.xz linux-dev-598dfb56b016615f5f49848b58a1ce151acd3bd3.zip | |
ALSA: hda - add hdac stream trace
Add the trace of snd_hdac_stream_start and snd_hdac_stream_stop.
Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/hda/trace.h')
| -rw-r--r-- | sound/hda/trace.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sound/hda/trace.h b/sound/hda/trace.h index 33a7eb5573d4..e27e2c0b7b17 100644 --- a/sound/hda/trace.h +++ b/sound/hda/trace.h @@ -50,6 +50,33 @@ TRACE_EVENT(hda_unsol_event, ), TP_printk("%s", __get_str(msg)) ); + +DECLARE_EVENT_CLASS(hdac_stream, + TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev), + + TP_ARGS(bus, azx_dev), + + TP_STRUCT__entry( + __field(unsigned char, stream_tag) + ), + + TP_fast_assign( + __entry->stream_tag = (azx_dev)->stream_tag; + ), + + TP_printk("stream_tag: %d", __entry->stream_tag) +); + +DEFINE_EVENT(hdac_stream, snd_hdac_stream_start, + TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev), + TP_ARGS(bus, azx_dev) +); + +DEFINE_EVENT(hdac_stream, snd_hdac_stream_stop, + TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev), + TP_ARGS(bus, azx_dev) +); + #endif /* __HDAC_TRACE_H */ /* This part must be outside protection */ |