openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ASoC: core - Add platform IO tracing 

Trace platform IO just like CODEC IO.

Signed-off-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Liam Girdwood 2011-07-04 22:10:50 +01:00 committed by Mark Brown
parent cb2cf612fb
commit a82ce2ae0d
2 changed files with 47 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
include/trace/events/asoc.h
View File

@ -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),

2
sound/soc/soc-core.c
View File

@ -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);