[RFC PATCH v3 0/4] Reuse the dma channel if available in Back-End · Shengjiu Wang <hidden> · 2020-06-12
[RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked · Shengjiu Wang <hidden> · 2020-06-12
Re: [RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked · Nicolin Chen <nicoleotsuka@gmail.com> · 2020-06-12
[RFC PATCH v3 2/4] ASoC: dmaengine_pcm: export soc_component_to_pcm · Shengjiu Wang <hidden> · 2020-06-12
Re: [RFC PATCH v3 2/4] ASoC: dmaengine_pcm: export soc_component_to_pcm · Nicolin Chen <nicoleotsuka@gmail.com> · 2020-06-12
[RFC PATCH v3 4/4] ASoC: fsl_asrc_dma: Fix data copying speed issue with EDMA · Shengjiu Wang <hidden> · 2020-06-12
Re: [RFC PATCH v3 4/4] ASoC: fsl_asrc_dma: Fix data copying speed issue with EDMA · Nicolin Chen <nicoleotsuka@gmail.com> · 2020-06-12
[RFC PATCH v3 3/4] ASoC: fsl_asrc_dma: Reuse the dma channel if available in Back-End · Shengjiu Wang <hidden> · 2020-06-12
Re: [RFC PATCH v3 3/4] ASoC: fsl_asrc_dma: Reuse the dma channel if available in Back-End · Nicolin Chen <nicoleotsuka@gmail.com> · 2020-06-12
Re: [RFC PATCH v3 0/4] Reuse the dma channel if available in Back-End · Mark Brown <broonie@kernel.org> · 2020-06-12

Re: [RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked

From: Nicolin Chen <nicoleotsuka@gmail.com>
Date: 2020-06-12 08:00:55
Also in: alsa-devel, lkml

On Fri, Jun 12, 2020 at 03:37:48PM +0800, Shengjiu Wang wrote:

snd_soc_lookup_component_nolocked can be used for the DPCM case
that Front-End needs to get the unused platform component but
added by Back-End cpu dai driver.

If the component is gotten, then we can get the dma chan created
by Back-End component and reused it in Front-End.

Signed-off-by: Shengjiu Wang <redacted>

Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>

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