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Subject[PATCH] ASoC: cs53l30: Correct clock inversion check
Date
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_IB_NF
= 0x2 (10b).

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

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
---
sound/soc/codecs/cs53l30.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c
index ac90dd7..62daa0c 100644
--- a/sound/soc/codecs/cs53l30.c
+++ b/sound/soc/codecs/cs53l30.c
@@ -598,8 +598,14 @@ 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);
--
2.1.4
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