ASoC: ssm2602: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index 97b0454..484b3bb 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -275,17 +275,17 @@
 	regmap_write(ssm2602->regmap, SSM2602_SRATE, srate);
 
 	/* bit size */
-	switch (params_format(params)) {
-	case SNDRV_PCM_FORMAT_S16_LE:
+	switch (params_width(params)) {
+	case 16:
 		iface = 0x0;
 		break;
-	case SNDRV_PCM_FORMAT_S20_3LE:
+	case 20:
 		iface = 0x4;
 		break;
-	case SNDRV_PCM_FORMAT_S24_LE:
+	case 24:
 		iface = 0x8;
 		break;
-	case SNDRV_PCM_FORMAT_S32_LE:
+	case 32:
 		iface = 0xc;
 		break;
 	default: