ASoC: SOF: replace dev_vdbg with tracepoints

This patch removes unneeded dev_vdbg calls and replaces remaining ones
with tracepoints to reduce overhead and enable use of trace collection
and analysis tools.

Signed-off-by: Noah Klayman <noah.klayman@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20220919122108.43764-7-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 60 insertions, 0 deletions

diff --git a/include/trace/events/sof.h b/include/trace/events/sof.h
index f25eef6c95c0..03751323aaa8 100644
--- a/include/trace/events/sof.h
+++ b/include/trace/events/sof.h
@@ -11,6 +11,7 @@
 #if !defined(_TRACE_SOF_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_SOF_H
 #include <linux/tracepoint.h>
+#include <linux/types.h>
 #include <sound/sof/stream.h>
 #include "../../../sound/soc/sof/sof-audio.h"
 
@@ -38,6 +39,65 @@ DEFINE_EVENT(sof_widget_template, sof_widget_free,
 	TP_ARGS(swidget)
 );
 
+TRACE_EVENT(sof_ipc3_period_elapsed_position,
+	TP_PROTO(struct snd_sof_dev *sdev, struct sof_ipc_stream_posn *posn),
+	TP_ARGS(sdev, posn),
+	TP_STRUCT__entry(
+		__string(device_name, dev_name(sdev->dev))
+		__field(u64, host_posn)
+		__field(u64, dai_posn)
+		__field(u64, wallclock)
+	),
+	TP_fast_assign(
+		__assign_str(device_name, dev_name(sdev->dev));
+		__entry->host_posn = posn->host_posn;
+		__entry->dai_posn = posn->dai_posn;
+		__entry->wallclock = posn->wallclock;
+	),
+	TP_printk("device_name=%s host_posn=%#llx dai_posn=%#llx wallclock=%#llx",
+		  __get_str(device_name), __entry->host_posn, __entry->dai_posn,
+		  __entry->wallclock)
+);
+
+TRACE_EVENT(sof_pcm_pointer_position,
+	TP_PROTO(struct snd_sof_dev *sdev,
+		struct snd_sof_pcm *spcm,
+		struct snd_pcm_substream *substream,
+		snd_pcm_uframes_t dma_posn,
+		snd_pcm_uframes_t dai_posn
+	),
+	TP_ARGS(sdev, spcm, substream, dma_posn, dai_posn),
+	TP_STRUCT__entry(
+		__string(device_name, dev_name(sdev->dev))
+		__field(u32, pcm_id)
+		__field(int, stream)
+		__field(unsigned long, dma_posn)
+		__field(unsigned long, dai_posn)
+	),
+	TP_fast_assign(
+		__assign_str(device_name, dev_name(sdev->dev));
+		__entry->pcm_id = le32_to_cpu(spcm->pcm.pcm_id);
+		__entry->stream = substream->stream;
+		__entry->dma_posn = dma_posn;
+		__entry->dai_posn = dai_posn;
+	),
+	TP_printk("device_name=%s pcm_id=%d stream=%d dma_posn=%lu dai_posn=%lu",
+		  __get_str(device_name), __entry->pcm_id, __entry->stream,
+		  __entry->dma_posn, __entry->dai_posn)
+);
+
+TRACE_EVENT(sof_stream_position_ipc_rx,
+	TP_PROTO(struct device *dev),
+	TP_ARGS(dev),
+	TP_STRUCT__entry(
+		__string(device_name, dev_name(dev))
+	),
+	TP_fast_assign(
+		__assign_str(device_name, dev_name(dev));
+	),
+	TP_printk("device_name=%s", __get_str(device_name))
+);
+
 #endif /* _TRACE_SOF_H */
 
 /* This part must be outside protection */