From: Alexander Shiyan Date: Fri, 2 Apr 2021 08:14:05 +0000 (+0300) Subject: ASoC: fsl_esai: Fix TDM slot setup for I2S mode X-Git-Tag: v4.4.268~26 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3e70e67b390b1159b1d3243aec1194e37c4db33b;p=thirdparty%2Fkernel%2Fstable.git ASoC: fsl_esai: Fix TDM slot setup for I2S mode [ Upstream commit e7a48c710defa0e0fef54d42b7d9e4ab596e2761 ] When using the driver in I2S TDM mode, the fsl_esai_startup() function rewrites the number of slots previously set by the fsl_esai_set_dai_tdm_slot() function to 2. To fix this, let's use the saved slot count value or, if TDM is not used and the number of slots is not set, the driver will use the default value (2), which is set by fsl_esai_probe(). Signed-off-by: Alexander Shiyan Acked-by: Nicolin Chen Link: https://lore.kernel.org/r/20210402081405.9892-1-shc_work@mail.ru Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c index 40075b9afb792..fad711a3f4b42 100644 --- a/sound/soc/fsl/fsl_esai.c +++ b/sound/soc/fsl/fsl_esai.c @@ -488,11 +488,13 @@ static int fsl_esai_startup(struct snd_pcm_substream *substream, ESAI_SAICR_SYNC, esai_priv->synchronous ? ESAI_SAICR_SYNC : 0); - /* Set a default slot number -- 2 */ + /* Set slots count */ regmap_update_bits(esai_priv->regmap, REG_ESAI_TCCR, - ESAI_xCCR_xDC_MASK, ESAI_xCCR_xDC(2)); + ESAI_xCCR_xDC_MASK, + ESAI_xCCR_xDC(esai_priv->slots)); regmap_update_bits(esai_priv->regmap, REG_ESAI_RCCR, - ESAI_xCCR_xDC_MASK, ESAI_xCCR_xDC(2)); + ESAI_xCCR_xDC_MASK, + ESAI_xCCR_xDC(esai_priv->slots)); } return 0;