[alsa-devel] [PATCH v2 06/39] ASoC: intel: baytrail: replace platform to component

[Kuninori Morimoto]

From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

Now platform can be replaced to component, let's do it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
 sound/soc/intel/baytrail/sst-baytrail-pcm.c | 66 +++++++++++------------------
 1 file changed, 25 insertions(+), 41 deletions(-)

diff --git a/sound/soc/intel/baytrail/sst-baytrail-pcm.c b/sound/soc/intel/baytrail/sst-baytrail-pcm.c
index c545293..aabb35b 100644
--- a/sound/soc/intel/baytrail/sst-baytrail-pcm.c
+++ b/sound/soc/intel/baytrail/sst-baytrail-pcm.c
@@ -23,6 +23,7 @@
 #include "../common/sst-dsp-priv.h"
 #include "../common/sst-dsp.h"
 
+#define DRV_NAME "byt-dai"
 #define BYT_PCM_COUNT		2
 
 static const struct snd_pcm_hardware sst_byt_pcm_hardware = {
@@ -69,8 +70,8 @@ static int sst_byt_pcm_hw_params(struct snd_pcm_substream *substream,
 				 struct snd_pcm_hw_params *params)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];
 	struct sst_byt *byt = pdata->byt;
 	u32 rate, bits;
@@ -141,8 +142,8 @@ static int sst_byt_pcm_hw_free(struct snd_pcm_substream *substream)
 static int sst_byt_pcm_restore_stream_context(struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];
 	struct sst_byt *byt = pdata->byt;
 	int ret;
@@ -174,8 +175,8 @@ static void sst_byt_pcm_work(struct work_struct *work)
 static int sst_byt_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];
 	struct sst_byt *byt = pdata->byt;
 
@@ -216,8 +217,8 @@ static u32 byt_notify_pointer(struct sst_byt_stream *stream, void *data)
 	struct snd_pcm_substream *substream = pcm_data->substream;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt *byt = pdata->byt;
 	u32 pos, hw_pos;
 
@@ -238,8 +239,8 @@ static snd_pcm_uframes_t sst_byt_pcm_pointer(struct snd_pcm_substream *substream
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];
 
 	dev_dbg(rtd->dev, "PCM: DMA pointer %u bytes\n", pcm_data->hw_ptr);
@@ -250,8 +251,8 @@ static snd_pcm_uframes_t sst_byt_pcm_pointer(struct snd_pcm_substream *substream
 static int sst_byt_pcm_open(struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];
 	struct sst_byt *byt = pdata->byt;
 
@@ -278,8 +279,8 @@ static int sst_byt_pcm_open(struct snd_pcm_substream *substream)
 static int sst_byt_pcm_close(struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct sst_byt_priv_data *pdata =
-		snd_soc_platform_get_drvdata(rtd->platform);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_byt_priv_data *pdata = snd_soc_component_get_drvdata(component);
 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];
 	struct sst_byt *byt = pdata->byt;
 	int ret;
@@ -324,8 +325,8 @@ static int sst_byt_pcm_new(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_pcm *pcm = rtd->pcm;
 	size_t size;
-	struct snd_soc_platform *platform = rtd->platform;
-	struct sst_pdata *pdata = dev_get_platdata(platform->dev);
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+	struct sst_pdata *pdata = dev_get_platdata(component->dev);
 	int ret = 0;
 
 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream ||
@@ -366,21 +367,21 @@ static int sst_byt_pcm_new(struct snd_soc_pcm_runtime *rtd)
 	},
 };
 
-static int sst_byt_pcm_probe(struct snd_soc_platform *platform)
+static int sst_byt_pcm_probe(struct snd_soc_component *component)
 {
-	struct sst_pdata *plat_data = dev_get_platdata(platform->dev);
+	struct sst_pdata *plat_data = dev_get_platdata(component->dev);
 	struct sst_byt_priv_data *priv_data;
 	int i;
 
 	if (!plat_data)
 		return -ENODEV;
 
-	priv_data = devm_kzalloc(platform->dev, sizeof(*priv_data),
+	priv_data = devm_kzalloc(component->dev, sizeof(*priv_data),
 				 GFP_KERNEL);
 	if (!priv_data)
 		return -ENOMEM;
 	priv_data->byt = plat_data->dsp;
-	snd_soc_platform_set_drvdata(platform, priv_data);
+	snd_soc_component_set_drvdata(component, priv_data);
 
 	for (i = 0; i < BYT_PCM_COUNT; i++) {
 		mutex_init(&priv_data->pcm[i].mutex);
@@ -390,22 +391,13 @@ static int sst_byt_pcm_probe(struct snd_soc_platform *platform)
 	return 0;
 }
 
-static int sst_byt_pcm_remove(struct snd_soc_platform *platform)
-{
-	return 0;
-}
-
-static const struct snd_soc_platform_driver byt_soc_platform = {
+static const struct snd_soc_component_driver byt_dai_component = {
+	.name		= DRV_NAME,
 	.probe		= sst_byt_pcm_probe,
-	.remove		= sst_byt_pcm_remove,
 	.ops		= &sst_byt_pcm_ops,
 	.pcm_new	= sst_byt_pcm_new,
 };
 
-static const struct snd_soc_component_driver byt_dai_component = {
-	.name		= "byt-dai",
-};
-
 #ifdef CONFIG_PM
 static int sst_byt_pcm_dev_suspend_late(struct device *dev)
 {
@@ -461,19 +453,13 @@ static int sst_byt_pcm_dev_probe(struct platform_device *pdev)
 	if (ret < 0)
 		return -ENODEV;
 
-	ret = snd_soc_register_platform(&pdev->dev, &byt_soc_platform);
-	if (ret < 0)
-		goto err_plat;
-
-	ret = snd_soc_register_component(&pdev->dev, &byt_dai_component,
+	ret = devm_snd_soc_register_component(&pdev->dev, &byt_dai_component,
 					 byt_dais, ARRAY_SIZE(byt_dais));
 	if (ret < 0)
-		goto err_comp;
+		goto err_plat;
 
 	return 0;
 
-err_comp:
-	snd_soc_unregister_platform(&pdev->dev);
 err_plat:
 	sst_byt_dsp_free(&pdev->dev, sst_pdata);
 	return ret;
@@ -483,8 +469,6 @@ static int sst_byt_pcm_dev_remove(struct platform_device *pdev)
 {
 	struct sst_pdata *sst_pdata = dev_get_platdata(&pdev->dev);
 
-	snd_soc_unregister_platform(&pdev->dev);
-	snd_soc_unregister_component(&pdev->dev);
 	sst_byt_dsp_free(&pdev->dev, sst_pdata);
 
 	return 0;
-- 
1.9.1