ASoC: meson: aiu: simplify component addition

Now that the component name is unique within ASoC, there is no need to
hack the debugfs prefix to add more than one ASoC component to a linux
device. Remove the unnecessary function and use
snd_soc_register_component() directly.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://lore.kernel.org/r/20200217092019.433402-1-jbrunet@baylibre.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/meson/aiu-acodec-ctrl.c

@@ -197,8 +197,7 @@ static const struct snd_soc_component_driver aiu_acodec_ctrl_component = {
 
 int aiu_acodec_ctrl_register_component(struct device *dev)
 {
-	return aiu_add_component(dev, &aiu_acodec_ctrl_component,
-				 aiu_acodec_ctrl_dai_drv,
-				 ARRAY_SIZE(aiu_acodec_ctrl_dai_drv),
-				 "acodec");
+	return snd_soc_register_component(dev, &aiu_acodec_ctrl_component,
+					  aiu_acodec_ctrl_dai_drv,
+					  ARRAY_SIZE(aiu_acodec_ctrl_dai_drv));
 }

sound/soc/meson/aiu-codec-ctrl.c

@@ -144,9 +144,8 @@ static const struct snd_soc_component_driver aiu_hdmi_ctrl_component = {
 
 int aiu_hdmi_ctrl_register_component(struct device *dev)
 {
-	return aiu_add_component(dev, &aiu_hdmi_ctrl_component,
-				 aiu_hdmi_ctrl_dai_drv,
-				 ARRAY_SIZE(aiu_hdmi_ctrl_dai_drv),
-				 "hdmi");
+	return snd_soc_register_component(dev, &aiu_hdmi_ctrl_component,
+					  aiu_hdmi_ctrl_dai_drv,
+					  ARRAY_SIZE(aiu_hdmi_ctrl_dai_drv));
 }
 

sound/soc/meson/aiu.c

@@ -71,26 +71,6 @@ int aiu_of_xlate_dai_name(struct snd_soc_component *component,
 	return 0;
 }
 
-int aiu_add_component(struct device *dev,
-		      const struct snd_soc_component_driver *component_driver,
-		      struct snd_soc_dai_driver *dai_drv,
-		      int num_dai,
-		      const char *debugfs_prefix)
-{
-	struct snd_soc_component *component;
-
-	component = devm_kzalloc(dev, sizeof(*component), GFP_KERNEL);
-	if (!component)
-		return -ENOMEM;
-
-#ifdef CONFIG_DEBUG_FS
-	component->debugfs_prefix = debugfs_prefix;
-#endif
-
-	return snd_soc_add_component(dev, component, component_driver,
-				     dai_drv, num_dai);
-}
-
 static int aiu_cpu_of_xlate_dai_name(struct snd_soc_component *component,
 				     struct of_phandle_args *args,
 				     const char **dai_name)

sound/soc/meson/aiu.h

@@ -11,9 +11,7 @@ struct clk;
 struct clk_bulk_data;
 struct device;
 struct of_phandle_args;
-struct snd_soc_component_driver;
 struct snd_soc_dai;
-struct snd_soc_dai_driver;
 struct snd_soc_dai_ops;
 
 enum aiu_clk_ids {
@@ -45,12 +43,6 @@ int aiu_of_xlate_dai_name(struct snd_soc_component *component,
 			  const char **dai_name,
 			  unsigned int component_id);
 
-int aiu_add_component(struct device *dev,
-		      const struct snd_soc_component_driver *component_driver,
-		      struct snd_soc_dai_driver *dai_drv,
-		      int num_dai,
-		      const char *debugfs_prefix);
-
 int aiu_hdmi_ctrl_register_component(struct device *dev);
 int aiu_acodec_ctrl_register_component(struct device *dev);