[alsa-devel] [PATCH 19/44] ASoC: sof: pcm: remove snd_pcm_ops

[Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>]

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

snd_pcm_ops is no longer needed.
Let's use component driver callback.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
 sound/soc/sof/pcm.c | 88 ++++++++++++++++++++++++++---------------------------
 1 file changed, 44 insertions(+), 44 deletions(-)

diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
index e3f6a6d..3249747 100644
--- a/sound/soc/sof/pcm.c
+++ b/sound/soc/sof/pcm.c
@@ -19,12 +19,11 @@
 #define DRV_NAME	"sof-audio-component"
 
 /* Create DMA buffer page table for DSP */
-static int create_page_table(struct snd_pcm_substream *substream,
+static int create_page_table(struct snd_soc_component *component,
+			     struct snd_pcm_substream *substream,
 			     unsigned char *dma_area, size_t size)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	struct snd_dma_buffer *dmab = snd_pcm_get_dma_buf(substream);
@@ -95,13 +94,12 @@ void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream)
 EXPORT_SYMBOL(snd_sof_pcm_period_elapsed);
 
 /* this may get called several times by oss emulation */
-static int sof_pcm_hw_params(struct snd_pcm_substream *substream,
+static int sof_pcm_hw_params(struct snd_soc_component *component,
+			     struct snd_pcm_substream *substream,
 			     struct snd_pcm_hw_params *params)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	struct sof_ipc_pcm_params pcm;
@@ -135,7 +133,7 @@ static int sof_pcm_hw_params(struct snd_pcm_substream *substream,
 		 * ret == 0 means the buffer is not changed
 		 * so no need to regenerate the page table
 		 */
-		ret = create_page_table(substream, runtime->dma_area,
+		ret = create_page_table(component, substream, runtime->dma_area,
 					runtime->dma_bytes);
 		if (ret < 0)
 			return ret;
@@ -237,11 +235,10 @@ static int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream,
 	return ret;
 }
 
-static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
+static int sof_pcm_hw_free(struct snd_soc_component *component,
+			   struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	int ret;
@@ -276,11 +273,10 @@ static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
 	return ret;
 }
 
-static int sof_pcm_prepare(struct snd_pcm_substream *substream)
+static int sof_pcm_prepare(struct snd_soc_component *component,
+			   struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	int ret;
@@ -300,7 +296,8 @@ static int sof_pcm_prepare(struct snd_pcm_substream *substream)
 		substream->stream);
 
 	/* set hw_params */
-	ret = sof_pcm_hw_params(substream, &spcm->params[substream->stream]);
+	ret = sof_pcm_hw_params(component,
+				substream, &spcm->params[substream->stream]);
 	if (ret < 0) {
 		dev_err(sdev->dev, "error: set pcm hw_params after resume\n");
 		return ret;
@@ -313,11 +310,10 @@ static int sof_pcm_prepare(struct snd_pcm_substream *substream)
  * FE dai link trigger actions are always executed in non-atomic context because
  * they involve IPC's.
  */
-static int sof_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int sof_pcm_trigger(struct snd_soc_component *component,
+			   struct snd_pcm_substream *substream, int cmd)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	struct sof_ipc_stream stream;
@@ -349,7 +345,7 @@ static int sof_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 		break;
 	case SNDRV_PCM_TRIGGER_RESUME:
 		/* set up hw_params */
-		ret = sof_pcm_prepare(substream);
+		ret = sof_pcm_prepare(component, substream);
 		if (ret < 0) {
 			dev_err(sdev->dev,
 				"error: failed to set up hw_params upon resume\n");
@@ -382,11 +378,10 @@ static int sof_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 	return ret;
 }
 
-static snd_pcm_uframes_t sof_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t sof_pcm_pointer(struct snd_soc_component *component,
+					 struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	snd_pcm_uframes_t host, dai;
@@ -415,12 +410,22 @@ static snd_pcm_uframes_t sof_pcm_pointer(struct snd_pcm_substream *substream)
 	return host;
 }
 
-static int sof_pcm_open(struct snd_pcm_substream *substream)
+#ifdef CONFIG_SND_DMA_SGBUF
+static struct page *sof_pcm_page(struct snd_soc_component *component,
+				 struct snd_pcm_substream *substream,
+				 unsigned long offset)
+{
+	return snd_pcm_sgbuf_ops_page(substream, offset);
+}
+#else
+#define sof_pcm_page	NULL
+#endif /* CONFIG_SND_DMA_SGBUF */
+
+static int sof_pcm_open(struct snd_soc_component *component,
+			struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	struct snd_soc_tplg_stream_caps *caps;
@@ -492,11 +497,10 @@ static int sof_pcm_open(struct snd_pcm_substream *substream)
 	return ret;
 }
 
-static int sof_pcm_close(struct snd_pcm_substream *substream)
+static int sof_pcm_close(struct snd_soc_component *component,
+			 struct snd_pcm_substream *substream)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	int err;
@@ -525,27 +529,14 @@ static int sof_pcm_close(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static struct snd_pcm_ops sof_pcm_ops = {
-	.open		= sof_pcm_open,
-	.close		= sof_pcm_close,
-	.ioctl		= snd_pcm_lib_ioctl,
-	.hw_params	= sof_pcm_hw_params,
-	.prepare	= sof_pcm_prepare,
-	.hw_free	= sof_pcm_hw_free,
-	.trigger	= sof_pcm_trigger,
-	.pointer	= sof_pcm_pointer,
-	.page		= snd_pcm_sgbuf_ops_page,
-};
-
 /*
  * Pre-allocate playback/capture audio buffer pages.
  * no need to explicitly release memory preallocated by sof_pcm_new in pcm_free
  * snd_pcm_lib_preallocate_free_for_all() is called by the core.
  */
-static int sof_pcm_new(struct snd_soc_pcm_runtime *rtd)
+static int sof_pcm_new(struct snd_soc_component *component,
+		       struct snd_soc_pcm_runtime *rtd)
 {
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
 	struct snd_sof_pcm *spcm;
 	struct snd_pcm *pcm = rtd->pcm;
@@ -739,11 +730,20 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
 	pd->name = "sof-audio-component";
 	pd->probe = sof_pcm_probe;
 	pd->remove = sof_pcm_remove;
-	pd->ops	= &sof_pcm_ops;
+	pd->open = sof_pcm_open;
+	pd->close = sof_pcm_close;
+	pd->ioctl = snd_soc_pcm_lib_ioctl;
+	pd->hw_params = sof_pcm_hw_params;
+	pd->prepare = sof_pcm_prepare;
+	pd->hw_free = sof_pcm_hw_free;
+	pd->trigger = sof_pcm_trigger;
+	pd->pointer = sof_pcm_pointer;
+	pd->page = sof_pcm_page;
+
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS)
 	pd->compr_ops = &sof_compressed_ops;
 #endif
-	pd->pcm_new = sof_pcm_new;
+	pd->pcm_construct = sof_pcm_new;
 	pd->ignore_machine = drv_name;
 	pd->be_hw_params_fixup = sof_pcm_dai_link_fixup;
 	pd->be_pcm_base = SOF_BE_PCM_BASE;
-- 
2.7.4

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