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ASoC: fsl_spdif: Silence output on stop
[ Upstream commit0e4c2b6b0c
] Clear TX registers on stop to prevent the SPDIF interface from sending last written word over and over again. Fixes:a2388a498a
("ASoC: fsl: Add S/PDIF CPU DAI driver") Signed-off-by: Matus Gajdos <matuszpd@gmail.com> Reviewed-by: Fabio Estevam <festevam@gmail.com> Link: https://lore.kernel.org/r/20230719164729.19969-1-matuszpd@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -615,6 +615,8 @@ static int fsl_spdif_trigger(struct snd_pcm_substream *substream,
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case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
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regmap_update_bits(regmap, REG_SPDIF_SCR, dmaen, 0);
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regmap_update_bits(regmap, REG_SPDIF_SIE, intr, 0);
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regmap_write(regmap, REG_SPDIF_STL, 0x0);
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regmap_write(regmap, REG_SPDIF_STR, 0x0);
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break;
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default:
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return -EINVAL;
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