6.15-stable review patch. If anyone has any objections, please let me know.
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From: Shengjiu Wang shengjiu.wang@nxp.com
[ Upstream commit cbe876121633dadb2b0ce52711985328638e9aab ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/fsl/fsl_asrc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 677529916dc0e..745532ccbdba6 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,