[alsa-devel] [PATCH 38/38] ASoC: mt2701/mt8173: replace platform to component

12 Jan 2018

From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
Now platform can be replaced to component, let's do it.
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
---
 sound/soc/mediatek/common/mtk-afe-fe-dai.c         | 16 ++++---
 .../soc/mediatek/common/mtk-afe-platform-driver.c  |  9 ++--
 .../soc/mediatek/common/mtk-afe-platform-driver.h  |  3 +-
 sound/soc/mediatek/mt2701/mt2701-afe-pcm.c         | 50 ++++++++++++++--------
 sound/soc/mediatek/mt8173/mt8173-afe-pcm.c         | 42 ++++++++++--------
 5 files changed, 73 insertions(+), 47 deletions(-)

diff --git a/sound/soc/mediatek/common/mtk-afe-fe-dai.c b/sound/soc/mediatek/common/mtk-afe-fe-dai.c
index ac231d3..c91e5f4 100644
--- a/sound/soc/mediatek/common/mtk-afe-fe-dai.c
+++ b/sound/soc/mediatek/common/mtk-afe-fe-dai.c
@@ -18,6 +18,7 @@
 #include <linux/pm_runtime.h>
 #include <linux/regmap.h>
 #include <sound/soc.h>
+#include "mtk-afe-platform-driver.h"
 #include "mtk-afe-fe-dai.h"
 #include "mtk-base-afe.h"
@@ -43,7 +44,8 @@ int mtk_afe_fe_startup(struct snd_pcm_substream *substream,
    	       struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct snd_pcm_runtime *runtime = substream->runtime;
    int memif_num = rtd->cpu_dai->id;
    struct mtk_base_afe_memif *memif = &afe->memif[memif_num];
@@ -105,7 +107,8 @@ void mtk_afe_fe_shutdown(struct snd_pcm_substream *substream,
    		 struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
    int irq_id;
@@ -128,7 +131,8 @@ int mtk_afe_fe_hw_params(struct snd_pcm_substream *substream,
    		 struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
    int msb_at_bit33 = 0;
    int ret, fs = 0;
@@ -192,7 +196,8 @@ int mtk_afe_fe_trigger(struct snd_pcm_substream *substream, int cmd,
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
    struct snd_pcm_runtime * const runtime = substream->runtime;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
    struct mtk_base_afe_irq *irqs = &afe->irqs[memif->irq_usage];
    const struct mtk_base_irq_data *irq_data = irqs->irq_data;
@@ -255,7 +260,8 @@ int mtk_afe_fe_prepare(struct snd_pcm_substream *substream,
    	       struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd  = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
    int hd_audio = 0;
diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.c b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
index 82d439c..53215b5 100644
--- a/sound/soc/mediatek/common/mtk-afe-platform-driver.c
+++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
@@ -25,7 +25,8 @@
    		 (struct snd_pcm_substream *substream)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
    const struct mtk_base_memif_data *memif_data = memif->data;
    struct regmap *regmap = afe->regmap;
@@ -65,7 +66,8 @@ static int mtk_afe_pcm_new(struct snd_soc_pcm_runtime *rtd)
    size_t size;
    struct snd_card *card = rtd->card->snd_card;
    struct snd_pcm *pcm = rtd->pcm;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
size = afe->mtk_afe_hardware->buffer_bytes_max;
    return snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
@@ -77,7 +79,8 @@ static void mtk_afe_pcm_free(struct snd_pcm *pcm)
    snd_pcm_lib_preallocate_free_for_all(pcm);
 }
-const struct snd_soc_platform_driver mtk_afe_pcm_platform = {
+const struct snd_soc_component_driver mtk_afe_pcm_platform = {
+	.name = AFE_PCM_NAME,
    .ops = &mtk_afe_pcm_ops,
    .pcm_new = mtk_afe_pcm_new,
    .pcm_free = mtk_afe_pcm_free,
diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.h b/sound/soc/mediatek/common/mtk-afe-platform-driver.h
index a973fc9..8dcdbed 100644
--- a/sound/soc/mediatek/common/mtk-afe-platform-driver.h
+++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.h
@@ -17,7 +17,8 @@
 #ifndef _MTK_AFE_PLATFORM_DRIVER_H_
 #define _MTK_AFE_PLATFORM_DRIVER_H_
-extern const struct snd_soc_platform_driver mtk_afe_pcm_platform;
+#define AFE_PCM_NAME "mtk-afe-pcm"
+extern const struct snd_soc_component_driver mtk_afe_pcm_platform;
#endif
diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
index f0cd08f..271fd62 100644
--- a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
+++ b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
@@ -93,7 +93,8 @@ static int mt2701_afe_i2s_startup(struct snd_pcm_substream *substream,
    			  struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    int i2s_num = mt2701_dai_num_to_i2s(afe, dai->id);
if (i2s_num < 0)
@@ -108,7 +109,8 @@ static int mt2701_afe_i2s_path_shutdown(struct snd_pcm_substream *substream,
    				int dir_invert)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt2701_afe_private *afe_priv = afe->platform_priv;
    struct mt2701_i2s_path *i2s_path = &afe_priv->i2s_path[i2s_num];
    const struct mt2701_i2s_data *i2s_data;
@@ -144,7 +146,8 @@ static void mt2701_afe_i2s_shutdown(struct snd_pcm_substream *substream,
    			    struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt2701_afe_private *afe_priv = afe->platform_priv;
    int i2s_num = mt2701_dai_num_to_i2s(afe, dai->id);
    struct mt2701_i2s_path *i2s_path;
@@ -176,7 +179,8 @@ static int mt2701_i2s_path_prepare_enable(struct snd_pcm_substream *substream,
    				  int dir_invert)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt2701_afe_private *afe_priv = afe->platform_priv;
    struct mt2701_i2s_path *i2s_path = &afe_priv->i2s_path[i2s_num];
    const struct mt2701_i2s_data *i2s_data;
@@ -247,7 +251,8 @@ static int mt2701_afe_i2s_prepare(struct snd_pcm_substream *substream,
 {
    int clk_domain;
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt2701_afe_private *afe_priv = afe->platform_priv;
    int i2s_num = mt2701_dai_num_to_i2s(afe, dai->id);
    struct mt2701_i2s_path *i2s_path;
@@ -312,7 +317,8 @@ static int mt2701_btmrg_startup(struct snd_pcm_substream *substream,
    			struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt2701_afe_private *afe_priv = afe->platform_priv;
    int ret;
@@ -329,7 +335,8 @@ static int mt2701_btmrg_hw_params(struct snd_pcm_substream *substream,
    			  struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    int stream_fs;
    u32 val, msk;
@@ -372,7 +379,8 @@ static void mt2701_btmrg_shutdown(struct snd_pcm_substream *substream,
    			  struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt2701_afe_private *afe_priv = afe->platform_priv;
/* if the other direction stream is not occupied */
@@ -392,7 +400,8 @@ static int mt2701_simple_fe_startup(struct snd_pcm_substream *substream,
    			    struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    int stream_dir = substream->stream;
    int memif_num = rtd->cpu_dai->id;
    struct mtk_base_afe_memif *memif_tmp;
@@ -414,7 +423,8 @@ static int mt2701_simple_fe_hw_params(struct snd_pcm_substream *substream,
    			      struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    int stream_dir = substream->stream;
/* single DL use PAIR_INTERLEAVE */
@@ -431,7 +441,8 @@ static int mt2701_dlm_fe_startup(struct snd_pcm_substream *substream,
    			 struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif_tmp;
    const struct mtk_base_memif_data *memif_data;
    int i;
@@ -458,7 +469,8 @@ static void mt2701_dlm_fe_shutdown(struct snd_pcm_substream *substream,
    			   struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    const struct mtk_base_memif_data *memif_data;
    int i;
@@ -477,7 +489,8 @@ static int mt2701_dlm_fe_hw_params(struct snd_pcm_substream *substream,
    			   struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    int channels = params_channels(params);
regmap_update_bits(afe->regmap,
@@ -500,7 +513,8 @@ static int mt2701_dlm_fe_trigger(struct snd_pcm_substream *substream,
    			 int cmd, struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif_tmp = &afe->memif[MT2701_MEMIF_DL1];
switch (cmd) {
@@ -1508,7 +1522,8 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)
    }
    pm_runtime_get_sync(dev);
-	ret = snd_soc_register_platform(dev, &mtk_afe_pcm_platform);
+	ret = devm_snd_soc_register_component(&pdev->dev, &mtk_afe_pcm_platform,
+					      NULL, 0);
    if (ret) {
    	dev_warn(dev, "err_platform\n");
    	goto err_platform;
@@ -1520,13 +1535,11 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)
    			    ARRAY_SIZE(mt2701_afe_pcm_dais));
    if (ret) {
    	dev_warn(dev, "err_dai_component\n");
-		goto err_dai_component;
+		goto err_platform;
    }
return 0;
-err_dai_component:
-	snd_soc_unregister_platform(dev);
 err_platform:
    pm_runtime_put_sync(dev);
 err_pm_disable:
@@ -1545,7 +1558,6 @@ static int mt2701_afe_pcm_dev_remove(struct platform_device *pdev)
    	mt2701_afe_runtime_suspend(&pdev->dev);
snd_soc_unregister_component(&pdev->dev);
-	snd_soc_unregister_platform(&pdev->dev);
return 0;
 }
diff --git a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
index c7f7f8a..65d1433 100644
--- a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
+++ b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
@@ -304,7 +304,8 @@ static int mt8173_afe_i2s_startup(struct snd_pcm_substream *substream,
    			  struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
if (dai->active)
    	return 0;
@@ -318,7 +319,8 @@ static void mt8173_afe_i2s_shutdown(struct snd_pcm_substream *substream,
    			    struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
if (dai->active)
    	return;
@@ -334,7 +336,8 @@ static int mt8173_afe_i2s_prepare(struct snd_pcm_substream *substream,
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
    struct snd_pcm_runtime * const runtime = substream->runtime;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt8173_afe_private *afe_priv = afe->platform_priv;
    int ret;
@@ -356,7 +359,8 @@ static int mt8173_afe_hdmi_startup(struct snd_pcm_substream *substream,
    			   struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt8173_afe_private *afe_priv = afe->platform_priv;
if (dai->active)
@@ -371,7 +375,8 @@ static void mt8173_afe_hdmi_shutdown(struct snd_pcm_substream *substream,
    			     struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt8173_afe_private *afe_priv = afe->platform_priv;
if (dai->active)
@@ -386,7 +391,8 @@ static int mt8173_afe_hdmi_prepare(struct snd_pcm_substream *substream,
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
    struct snd_pcm_runtime * const runtime = substream->runtime;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mt8173_afe_private *afe_priv = afe->platform_priv;
unsigned int val;
@@ -449,7 +455,8 @@ static int mt8173_afe_hdmi_trigger(struct snd_pcm_substream *substream, int cmd,
    			   struct snd_soc_dai *dai)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
dev_info(afe->dev, "%s cmd=%d %s\n", __func__, cmd, dai->name);
@@ -498,7 +505,8 @@ static int mt8173_memif_fs(struct snd_pcm_substream *substream,
    		   unsigned int rate)
 {
    struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct mtk_base_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
    struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
    int fs;
@@ -1172,31 +1180,29 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
    afe->runtime_resume = mt8173_afe_runtime_resume;
    afe->runtime_suspend = mt8173_afe_runtime_suspend;
-	ret = snd_soc_register_platform(&pdev->dev, &mtk_afe_pcm_platform);
+	ret = devm_snd_soc_register_component(&pdev->dev,
+					 &mtk_afe_pcm_platform,
+					 NULL, 0);
    if (ret)
    	goto err_pm_disable;
-	ret = snd_soc_register_component(&pdev->dev,
+	ret = devm_snd_soc_register_component(&pdev->dev,
    				 &mt8173_afe_pcm_dai_component,
    				 mt8173_afe_pcm_dais,
    				 ARRAY_SIZE(mt8173_afe_pcm_dais));
    if (ret)
-		goto err_platform;
+		goto err_pm_disable;
-	ret = snd_soc_register_component(&pdev->dev,
+	ret = devm_snd_soc_register_component(&pdev->dev,
    				 &mt8173_afe_hdmi_dai_component,
    				 mt8173_afe_hdmi_dais,
    				 ARRAY_SIZE(mt8173_afe_hdmi_dais));
    if (ret)
-		goto err_comp;
+		goto err_pm_disable;
dev_info(&pdev->dev, "MT8173 AFE driver initialized.\n");
    return 0;
-err_comp:
-	snd_soc_unregister_component(&pdev->dev);
-err_platform:
-	snd_soc_unregister_platform(&pdev->dev);
 err_pm_disable:
    pm_runtime_disable(&pdev->dev);
    return ret;
@@ -1207,8 +1213,6 @@ static int mt8173_afe_pcm_dev_remove(struct platform_device *pdev)
    pm_runtime_disable(&pdev->dev);
    if (!pm_runtime_status_suspended(&pdev->dev))
    	mt8173_afe_runtime_suspend(&pdev->dev);
-	snd_soc_unregister_component(&pdev->dev);
-	snd_soc_unregister_platform(&pdev->dev);
    return 0;
 }
-- 
1.9.1


    