ALSA: asoc: machines - add Digital Audio Interface (DAI) control functions.

This patch adds several functions for DAI control and config
and replaces the current method of calling function pointers within
the DAI struct within the machine drivers.

Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 24 insertions, 34 deletions

diff --git a/sound/soc/fsl/mpc8610_hpcd.c b/sound/soc/fsl/mpc8610_hpcd.c
index 59d7e49bd66..4bdc9d8fc90 100644
--- a/sound/soc/fsl/mpc8610_hpcd.c
+++ b/sound/soc/fsl/mpc8610_hpcd.c
@@ -103,55 +103,45 @@ static int mpc8610_hpcd_startup(struct snd_pcm_substream *substream)
 	int ret = 0;
 
 	/* Tell the CPU driver what the serial protocol is. */
-	if (cpu_dai->dai_ops.set_fmt) {
-		ret = cpu_dai->dai_ops.set_fmt(cpu_dai,
-			machine_data->dai_format);
-		if (ret < 0) {
-			dev_err(substream->pcm->card->dev,
-				"could not set CPU driver audio format\n");
-			return ret;
-		}
+	ret = snd_soc_dai_set_fmt(cpu_dai, machine_data->dai_format);
+	if (ret < 0) {
+		dev_err(substream->pcm->card->dev,
+			"could not set CPU driver audio format\n");
+		return ret;
 	}
 
 	/* Tell the codec driver what the serial protocol is. */
-	if (codec_dai->dai_ops.set_fmt) {
-		ret = codec_dai->dai_ops.set_fmt(codec_dai,
-			machine_data->dai_format);
-		if (ret < 0) {
-			dev_err(substream->pcm->card->dev,
-				"could not set codec driver audio format\n");
-			return ret;
-		}
+	ret = snd_soc_dai_set_fmt(codec_dai, machine_data->dai_format);
+	if (ret < 0) {
+		dev_err(substream->pcm->card->dev,
+			"could not set codec driver audio format\n");
+		return ret;
 	}
 
 	/*
 	 * Tell the CPU driver what the clock frequency is, and whether it's a
 	 * slave or master.
 	 */
-	if (cpu_dai->dai_ops.set_sysclk) {
-		ret = cpu_dai->dai_ops.set_sysclk(cpu_dai, 0,
-			machine_data->clk_frequency,
-			machine_data->cpu_clk_direction);
-		if (ret < 0) {
-			dev_err(substream->pcm->card->dev,
-				"could not set CPU driver clock parameters\n");
-			return ret;
-		}
+	ret = snd_soc_dai_set_sysclk(cpu_dai, 0,
+					machine_data->clk_frequency,
+					machine_data->cpu_clk_direction);
+	if (ret < 0) {
+		dev_err(substream->pcm->card->dev,
+			"could not set CPU driver clock parameters\n");
+		return ret;
 	}
 
 	/*
 	 * Tell the codec driver what the MCLK frequency is, and whether it's
 	 * a slave or master.
 	 */
-	if (codec_dai->dai_ops.set_sysclk) {
-		ret = codec_dai->dai_ops.set_sysclk(codec_dai, 0,
-			machine_data->clk_frequency,
-			machine_data->codec_clk_direction);
-		if (ret < 0) {
-			dev_err(substream->pcm->card->dev,
-				"could not set codec driver clock params\n");
-			return ret;
-		}
+	ret = snd_soc_dai_set_sysclk(codec_dai, 0,
+					machine_data->clk_frequency,
+					machine_data->codec_clk_direction);
+	if (ret < 0) {
+		dev_err(substream->pcm->card->dev,
+			"could not set codec driver clock params\n");
+		return ret;
 	}
 
 	return 0;