ASoC: fsl: using params_width function to simplify code

using params_width function to simplify code.
Signed-off-by: Zidan Wang <zidan.wang@freescale.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/fsl_asrc.c

@@ -447,7 +447,7 @@ static int fsl_asrc_dai_hw_params(struct snd_pcm_substream *substream,
 				  struct snd_soc_dai *dai)
 {
 	struct fsl_asrc *asrc_priv = snd_soc_dai_get_drvdata(dai);
-	int width = snd_pcm_format_width(params_format(params));
+	int width = params_width(params);
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct fsl_asrc_pair *pair = runtime->private_data;
 	unsigned int channels = params_channels(params);

sound/soc/fsl/fsl_esai.c

@@ -510,7 +510,7 @@ static int fsl_esai_hw_params(struct snd_pcm_substream *substream,
 {
 	struct fsl_esai *esai_priv = snd_soc_dai_get_drvdata(dai);
 	bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
-	u32 width = snd_pcm_format_width(params_format(params));
+	u32 width = params_width(params);
 	u32 channels = params_channels(params);
 	u32 pins = DIV_ROUND_UP(channels, esai_priv->slots);
 	u32 slot_width = width;

sound/soc/fsl/fsl_sai.c

@@ -404,7 +404,7 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
 	struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
 	bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
 	unsigned int channels = params_channels(params);
-	u32 word_width = snd_pcm_format_width(params_format(params));
+	u32 word_width = params_width(params);
 	u32 val_cr4 = 0, val_cr5 = 0;
 	u32 slots = (channels == 1) ? 2 : channels;
 	u32 slot_width = word_width;

sound/soc/fsl/fsl_ssi.c

@@ -767,8 +767,7 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
 	struct fsl_ssi_private *ssi_private = snd_soc_dai_get_drvdata(cpu_dai);
 	struct regmap *regs = ssi_private->regs;
 	unsigned int channels = params_channels(hw_params);
-	unsigned int sample_size =
-		snd_pcm_format_width(params_format(hw_params));
+	unsigned int sample_size = params_width(hw_params);
 	u32 wl = CCSR_SSI_SxCCR_WL(sample_size);
 	int ret;
 	u32 scr_val;