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-rw-r--r--include/sound/soc.h3
-rw-r--r--sound/soc/soc-io.c6
2 files changed, 9 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 1a7323238c49..6e865c2bcffe 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -802,6 +802,9 @@ struct snd_soc_component_driver {
int (*suspend)(struct snd_soc_component *);
int (*resume)(struct snd_soc_component *);
+ unsigned int (*read)(struct snd_soc_component *, unsigned int);
+ int (*write)(struct snd_soc_component *, unsigned int, unsigned int);
+
/* pcm creation and destruction */
int (*pcm_new)(struct snd_soc_pcm_runtime *);
void (*pcm_free)(struct snd_pcm *);
diff --git a/sound/soc/soc-io.c b/sound/soc/soc-io.c
index 20340ade20a7..2bc1c4c17896 100644
--- a/sound/soc/soc-io.c
+++ b/sound/soc/soc-io.c
@@ -34,6 +34,10 @@ int snd_soc_component_read(struct snd_soc_component *component,
ret = regmap_read(component->regmap, reg, val);
else if (component->read)
ret = component->read(component, reg, val);
+ else if (component->driver->read) {
+ *val = component->driver->read(component, reg);
+ ret = 0;
+ }
else
ret = -EIO;
@@ -70,6 +74,8 @@ int snd_soc_component_write(struct snd_soc_component *component,
return regmap_write(component->regmap, reg, val);
else if (component->write)
return component->write(component, reg, val);
+ else if (component->driver->write)
+ return component->driver->write(component, reg, val);
else
return -EIO;
}