ASoC: fsl_ssi: Rename cpu_dai parameter to dai

Shortens the variable name to save space, useful for dev_err outputs.
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Tested-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Reviewed-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Acked-by: Timur Tabi <timur@tabi.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/fsl_ssi.c

@@ -683,10 +683,10 @@ static void fsl_ssi_shutdown(struct snd_pcm_substream *substream,
  *       (In 2-channel I2S Master mode, slot_width is fixed 32)
  */
 static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
-			    struct snd_soc_dai *cpu_dai,
+			    struct snd_soc_dai *dai,
 			    struct snd_pcm_hw_params *hw_params)
 {
-	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
+	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(dai);
 	struct regmap *regs = ssi->regs;
 	int synchronous = ssi->cpu_dai_drv.symmetric_rates, ret;
 	u32 pm = 999, div2, psr, stccr, mask, afreq, factor, i;
@@ -716,7 +716,7 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
 	 * never greater than 1/5 IPG clock rate
 	 */
 	if (freq * 5 > clk_get_rate(ssi->clk)) {
-		dev_err(cpu_dai->dev, "bitclk > ipgclk / 5\n");
+		dev_err(dai->dev, "bitclk > ipgclk / 5\n");
 		return -EINVAL;
 	}
 
@@ -765,7 +765,7 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
 
 	/* No proper pm found if it is still remaining the initial value */
 	if (pm == 999) {
-		dev_err(cpu_dai->dev, "failed to handle the required sysclk\n");
+		dev_err(dai->dev, "failed to handle the required sysclk\n");
 		return -EINVAL;
 	}
 
@@ -781,7 +781,7 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
 	if (!baudclk_is_used) {
 		ret = clk_set_rate(ssi->baudclk, baudrate);
 		if (ret) {
-			dev_err(cpu_dai->dev, "failed to set baudclk rate\n");
+			dev_err(dai->dev, "failed to set baudclk rate\n");
 			return -EINVAL;
 		}
 	}
@@ -802,9 +802,9 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
  */
 static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
 			     struct snd_pcm_hw_params *hw_params,
-			     struct snd_soc_dai *cpu_dai)
+			     struct snd_soc_dai *dai)
 {
-	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
+	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(dai);
 	struct regmap *regs = ssi->regs;
 	unsigned int channels = params_channels(hw_params);
 	unsigned int sample_size = params_width(hw_params);
@@ -826,7 +826,7 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
 		return 0;
 
 	if (fsl_ssi_is_i2s_master(ssi)) {
-		ret = fsl_ssi_set_bclk(substream, cpu_dai, hw_params);
+		ret = fsl_ssi_set_bclk(substream, dai, hw_params);
 		if (ret)
 			return ret;
 
@@ -864,7 +864,7 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
 }
 
 static int fsl_ssi_hw_free(struct snd_pcm_substream *substream,
-			   struct snd_soc_dai *cpu_dai)
+			   struct snd_soc_dai *dai)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(rtd->cpu_dai);
@@ -1033,30 +1033,30 @@ static int _fsl_ssi_set_dai_fmt(struct device *dev,
 /**
  * Configure Digital Audio Interface (DAI) Format
  */
-static int fsl_ssi_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
+static int fsl_ssi_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 {
-	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
+	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(dai);
 
 	/* AC97 configured DAIFMT earlier in the probe() */
 	if (fsl_ssi_is_ac97(ssi))
 		return 0;
 
-	return _fsl_ssi_set_dai_fmt(cpu_dai->dev, ssi, fmt);
+	return _fsl_ssi_set_dai_fmt(dai->dev, ssi, fmt);
 }
 
 /**
  * Set TDM slot number and slot width
  */
-static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai, u32 tx_mask,
+static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask,
 				    u32 rx_mask, int slots, int slot_width)
 {
-	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
+	struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(dai);
 	struct regmap *regs = ssi->regs;
 	u32 val;
 
 	/* The word length should be 8, 10, 12, 16, 18, 20, 22 or 24 */
 	if (slot_width & 1 || slot_width < 8 || slot_width > 24) {
-		dev_err(cpu_dai->dev, "invalid slot width: %d\n", slot_width);
+		dev_err(dai->dev, "invalid slot width: %d\n", slot_width);
 		return -EINVAL;
 	}
 
@@ -1064,7 +1064,7 @@ static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai, u32 tx_mask,
 	regmap_read(regs, REG_SSI_SCR, &val);
 	val &= SSI_SCR_I2S_MODE_MASK | SSI_SCR_NET;
 	if (val && slots < 2) {
-		dev_err(cpu_dai->dev, "slot number should be >= 2 in I2S or NET\n");
+		dev_err(dai->dev, "slot number should be >= 2 in I2S or NET\n");
 		return -EINVAL;
 	}