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authorShengjiu Wang <shengjiu.wang@nxp.com>2025-06-25 10:05:04 +0800
committerMark Brown <broonie@kernel.org>2025-06-29 22:10:24 +0100
commitcbe876121633dadb2b0ce52711985328638e9aab (patch)
tree868df0747aec8d419ca260bd1811e0e5c00f10b9
parentd0b3b7b22dfa1f4b515fd3a295b3fd958f9e81af (diff)
ASoC: fsl_asrc: use internal measured ratio for non-ideal ratio mode
When USRC=0, there is underrun issue for the non-ideal ratio mode; according to the reference mannual, the internal measured ratio can be used with USRC=1 and IDRC=0. Fixes: d0250cf4f2ab ("ASoC: fsl_asrc: Add an option to select internal ratio mode") Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Link: https://patch.msgid.link/20250625020504.2728161-1-shengjiu.wang@nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/fsl/fsl_asrc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index 677529916dc0..745532ccbdba 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -517,7 +517,8 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ATSi_MASK(index), ASRCTR_ATS(index));
regmap_update_bits(asrc->regmap, REG_ASRCTR,
- ASRCTR_USRi_MASK(index), 0);
+ ASRCTR_IDRi_MASK(index) | ASRCTR_USRi_MASK(index),
+ ASRCTR_USR(index));
/* Set the input and output clock sources */
regmap_update_bits(asrc->regmap, REG_ASRCSR,