ASoC: cs53l30: Correct clock inversion check

SND_SOC_DAIFMT_IB_NF = 0x3 (11b) | SND_SOC_DAIFMT_IB_IF = 0x4 (100b)
creates a mask 0x7 (111b) which also includes SND_SOC_DAIFMT_NB_IF
= 0x2 (10b).

So this patch uses the traditional way to check the clock inversion.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 7 insertions, 1 deletions

diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c
index aa511e70099e..384a3f79f1c5 100644
--- a/sound/soc/codecs/cs53l30.c
+++ b/sound/soc/codecs/cs53l30.c
@@ -599,8 +599,14 @@ static int cs53l30_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
         }
 
         /* Check to see if the SCLK is inverted */
-        if (fmt & (SND_SOC_DAIFMT_IB_NF | SND_SOC_DAIFMT_IB_IF))
+        switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+        case SND_SOC_DAIFMT_IB_NF:
+        case SND_SOC_DAIFMT_IB_IF:
                 aspcfg ^= CS53L30_ASP_SCLK_INV;
+                break;
+        default:
+                break;
+        }
 
         regmap_update_bits(priv->regmap, CS53L30_ASPCFG_CTL,
                            CS53L30_ASP_MS | CS53L30_ASP_SCLK_INV, aspcfg);