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authorNoah Klayman <noah.klayman@intel.com>2022-09-19 14:21:03 +0200
committerMark Brown <broonie@kernel.org>2022-09-19 15:44:04 +0100
commitbaedc6300b3d52c71a06f4bddd426488ec243c2b (patch)
treeaf897a7edd45a2c2b3fd3a76b41984d07a4be7c3 /include/trace
parentfa6e73d69193d0ba3b794f7c303beae498732f40 (diff)
downloadlwn-baedc6300b3d52c71a06f4bddd426488ec243c2b.tar.gz
lwn-baedc6300b3d52c71a06f4bddd426488ec243c2b.zip
ASoC: SOF: Intel: add HDA interrupt source tracing
The Intel HDaudio controller relies on a single interrupt line which wire-ORs multiple interrupt sources, such as stream, IPC, SoundWire and wakes. This patch adds the ability to trace each event occurrence. Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: Noah Klayman <noah.klayman@intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220919122108.43764-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/sof_intel.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/trace/events/sof_intel.h b/include/trace/events/sof_intel.h
new file mode 100644
index 000000000000..37a9b92d494e
--- /dev/null
+++ b/include/trace/events/sof_intel.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright(c) 2022 Intel Corporation. All rights reserved.
+ *
+ * Author: Noah Klayman <noah.klayman@intel.com>
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM sof_intel
+
+#if !defined(_TRACE_SOF_INTEL_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_SOF_INTEL_H
+#include <linux/tracepoint.h>
+#include "../../../sound/soc/sof/sof-audio.h"
+
+TRACE_EVENT(sof_intel_hda_irq,
+ TP_PROTO(struct snd_sof_dev *sdev, char *source),
+ TP_ARGS(sdev, source),
+ TP_STRUCT__entry(
+ __string(device_name, dev_name(sdev->dev))
+ __string(source, source)
+ ),
+ TP_fast_assign(
+ __assign_str(device_name, dev_name(sdev->dev));
+ __assign_str(source, source);
+ ),
+ TP_printk("device_name=%s source=%s",
+ __get_str(device_name), __get_str(source))
+);
+
+#endif /* _TRACE_SOF_INTEL_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>