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| author | Shengjiu Wang <shengjiu.wang@nxp.com> | 2022-03-10 05:37:43 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-08 15:23:22 +0300 |
| commit | 06e6f4ba25343c7dde4e2872603fb28efe69cedf (patch) | |
| tree | fd56ff507829da98ad4af6c2ae5160c3ac5145d3 /sound | |
| parent | 44acdaf7acb60054d872bed18ce0e7db8ce900ce (diff) | |
| download | linux-06e6f4ba25343c7dde4e2872603fb28efe69cedf.tar.xz | |
ASoC: fsl_spdif: Disable TX clock when stop
[ Upstream commit 6ddf611219ba8f7c8fa0d26b39710a641e7d37a5 ]
The TX clock source may be changed in next case, need to
disable it when stop, otherwise the TX may not work after
changing the clock source, error log is:
aplay: pcm_write:2058: write error: Input/output error
Fixes: a2388a498ad2 ("ASoC: fsl: Add S/PDIF CPU DAI driver")
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/1646879863-27711-1-git-send-email-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/fsl/fsl_spdif.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index 1c53719bb61e..8b5c3ba48516 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -598,6 +598,8 @@ static void fsl_spdif_shutdown(struct snd_pcm_substream *substream, mask = SCR_TXFIFO_AUTOSYNC_MASK | SCR_TXFIFO_CTRL_MASK | SCR_TXSEL_MASK | SCR_USRC_SEL_MASK | SCR_TXFIFO_FSEL_MASK; + /* Disable TX clock */ + regmap_update_bits(regmap, REG_SPDIF_STC, STC_TXCLK_ALL_EN_MASK, 0); } else { scr = SCR_RXFIFO_OFF | SCR_RXFIFO_CTL_ZERO; mask = SCR_RXFIFO_FSEL_MASK | SCR_RXFIFO_AUTOSYNC_MASK| |