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| author | Kai Chieh Chuang <kaichieh.chuang@mediatek.com> | 2018-05-28 10:18:19 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-05-29 14:56:38 +0100 |
| commit | 99bcedbdebc57fe5d02fb470b7265f2208c2cf96 (patch) | |
| tree | 258e0b2a185b56b470fee39e01b421d813beb180 /sound/soc/soc-pcm.c | |
| parent | 9c0ac70ad24d76b873c1551e27790c7f6a815d5c (diff) | |
| download | linux-99bcedbdebc57fe5d02fb470b7265f2208c2cf96.tar.gz linux-99bcedbdebc57fe5d02fb470b7265f2208c2cf96.tar.bz2 linux-99bcedbdebc57fe5d02fb470b7265f2208c2cf96.zip | |
ASoC: dpcm: symmetry constraint on FE substream
We should set BE symmetric constraint on FE substream.
in case one BE is used by two FE1/FE2,
the first BE runtime will use FE1's substream->runtime.
hence the FE1's will be constrained by BE symmetry property.
Though, second FE2 call dpcm_apply_symmetry,
the be_substream->runtime == FE1's substream->runtime.
The FE2's substream->runtime will not be constrained
by BE's symmetry property.
Signed-off-by: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-pcm.c')
| -rw-r--r-- | sound/soc/soc-pcm.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 2d846b3dd70c..0e2b2c6c60bd 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1779,14 +1779,15 @@ static int dpcm_apply_symmetry(struct snd_pcm_substream *fe_substream, /* Symmetry only applies if we've got an active stream. */ if (rtd->cpu_dai->active) { - err = soc_pcm_apply_symmetry(be_substream, rtd->cpu_dai); + err = soc_pcm_apply_symmetry(fe_substream, + rtd->cpu_dai); if (err < 0) return err; } for (i = 0; i < rtd->num_codecs; i++) { if (rtd->codec_dais[i]->active) { - err = soc_pcm_apply_symmetry(be_substream, + err = soc_pcm_apply_symmetry(fe_substream, rtd->codec_dais[i]); if (err < 0) return err; |