ASoC: Use params_width() at appropriate places

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c
index 3dd063f..04b25cb 100644
--- a/sound/soc/codecs/wm8996.c
+++ b/sound/soc/codecs/wm8996.c
@@ -1780,7 +1780,7 @@
 	wm8996->rx_rate[dai->id] = params_rate(params);
 
 	/* Needs looking at for TDM */
-	bits = snd_pcm_format_width(params_format(params));
+	bits = params_width(params);
 	if (bits < 0)
 		return bits;
 	aifdata |= (bits << WM8996_AIF1TX_WL_SHIFT) | bits;