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ASoC: dpcm: fix BE dai not hw_free and shutdown
In case, one BE is used by two FE1/FE2 FE1--->BE--> | FE2----] when FE1/FE2 call dpcm_be_dai_hw_free() together the BE users will be 2 (> 1), hence cannot be hw_free the be state will leave at, ex. SND_SOC_DPCM_STATE_STOP later FE1/FE2 call dpcm_be_dai_shutdown(), will be skip due to wrong state. leaving the BE not being hw_free and shutdown. The BE dai will be hw_free later when calling dpcm_be_dai_shutdown() if still in invalid state. Signed-off-by: KaiChieh Chuang <kaichieh.chuang@mediatek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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1 changed files with 4 additions and 2 deletions
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@ -1866,8 +1866,10 @@ int dpcm_be_dai_shutdown(struct snd_soc_pcm_runtime *fe, int stream)
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continue;
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if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) &&
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(be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN))
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continue;
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(be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN)) {
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soc_pcm_hw_free(be_substream);
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be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE;
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}
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dev_dbg(be->dev, "ASoC: close BE %s\n",
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be->dai_link->name);
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