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-rw-r--r--include/trace/events/asoc.h45
-rw-r--r--sound/soc/soc-core.c2
2 files changed, 47 insertions, 0 deletions
diff --git a/include/trace/events/asoc.h b/include/trace/events/asoc.h
index ae973d2e27a1..603f5a0f0365 100644
--- a/include/trace/events/asoc.h
+++ b/include/trace/events/asoc.h
@@ -9,6 +9,7 @@
struct snd_soc_jack;
struct snd_soc_codec;
+struct snd_soc_platform;
struct snd_soc_card;
struct snd_soc_dapm_widget;
@@ -59,6 +60,50 @@ DEFINE_EVENT(snd_soc_reg, snd_soc_reg_read,
);
+DECLARE_EVENT_CLASS(snd_soc_preg,
+
+ TP_PROTO(struct snd_soc_platform *platform, unsigned int reg,
+ unsigned int val),
+
+ TP_ARGS(platform, reg, val),
+
+ TP_STRUCT__entry(
+ __string( name, platform->name )
+ __field( int, id )
+ __field( unsigned int, reg )
+ __field( unsigned int, val )
+ ),
+
+ TP_fast_assign(
+ __assign_str(name, platform->name);
+ __entry->id = platform->id;
+ __entry->reg = reg;
+ __entry->val = val;
+ ),
+
+ TP_printk("platform=%s.%d reg=%x val=%x", __get_str(name),
+ (int)__entry->id, (unsigned int)__entry->reg,
+ (unsigned int)__entry->val)
+);
+
+DEFINE_EVENT(snd_soc_preg, snd_soc_preg_write,
+
+ TP_PROTO(struct snd_soc_platform *platform, unsigned int reg,
+ unsigned int val),
+
+ TP_ARGS(platform, reg, val)
+
+);
+
+DEFINE_EVENT(snd_soc_preg, snd_soc_preg_read,
+
+ TP_PROTO(struct snd_soc_platform *platform, unsigned int reg,
+ unsigned int val),
+
+ TP_ARGS(platform, reg, val)
+
+);
+
DECLARE_EVENT_CLASS(snd_soc_card,
TP_PROTO(struct snd_soc_card *card, int val),
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 3049c37b14e0..70f477941892 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1665,6 +1665,7 @@ int snd_soc_platform_read(struct snd_soc_platform *platform,
ret = platform->driver->read(platform, reg);
dev_dbg(platform->dev, "read %x => %x\n", reg, ret);
+ trace_snd_soc_preg_read(platform, reg, ret);
return ret;
}
@@ -1679,6 +1680,7 @@ int snd_soc_platform_write(struct snd_soc_platform *platform,
}
dev_dbg(platform->dev, "write %x = %x\n", reg, val);
+ trace_snd_soc_preg_write(platform, reg, val);
return platform->driver->write(platform, reg, val);
}
EXPORT_SYMBOL_GPL(snd_soc_platform_write);