From: Nicolin Chen <nicoleotsuka@gmail.com>
To: Shengjiu Wang <shengjiu.wang@nxp.com>
Cc: alsa-devel@alsa-project.org, lars@metafoo.de, timur@kernel.org,
Xiubo.Lee@gmail.com, linux-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, lgirdwood@gmail.com,
tiwai@suse.com, broonie@kernel.org, festevam@gmail.com
Subject: Re: [RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked
Date: Fri, 12 Jun 2020 01:00:38 -0700 [thread overview]
Message-ID: <20200612080037.GA22422@Asurada-Nvidia> (raw)
In-Reply-To: <55f6e0d76f67a517b9a44136d790ff2a06b5caa8.1591947428.git.shengjiu.wang@nxp.com>
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 <shengjiu.wang@nxp.com>
Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>
WARNING: multiple messages have this Message-ID (diff)
From: Nicolin Chen <nicoleotsuka@gmail.com>
To: Shengjiu Wang <shengjiu.wang@nxp.com>
Cc: alsa-devel@alsa-project.org, lars@metafoo.de, timur@kernel.org,
Xiubo.Lee@gmail.com, linux-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, lgirdwood@gmail.com,
tiwai@suse.com, broonie@kernel.org, perex@perex.cz,
festevam@gmail.com
Subject: Re: [RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked
Date: Fri, 12 Jun 2020 01:00:38 -0700 [thread overview]
Message-ID: <20200612080037.GA22422@Asurada-Nvidia> (raw)
In-Reply-To: <55f6e0d76f67a517b9a44136d790ff2a06b5caa8.1591947428.git.shengjiu.wang@nxp.com>
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 <shengjiu.wang@nxp.com>
Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>
WARNING: multiple messages have this Message-ID (diff)
From: Nicolin Chen <nicoleotsuka@gmail.com>
To: Shengjiu Wang <shengjiu.wang@nxp.com>
Cc: lars@metafoo.de, perex@perex.cz, tiwai@suse.com,
lgirdwood@gmail.com, broonie@kernel.org, timur@kernel.org,
Xiubo.Lee@gmail.com, festevam@gmail.com,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked
Date: Fri, 12 Jun 2020 01:00:38 -0700 [thread overview]
Message-ID: <20200612080037.GA22422@Asurada-Nvidia> (raw)
In-Reply-To: <55f6e0d76f67a517b9a44136d790ff2a06b5caa8.1591947428.git.shengjiu.wang@nxp.com>
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 <shengjiu.wang@nxp.com>
Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>
next prev parent reply other threads:[~2020-06-12 8:01 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-12 7:37 [RFC PATCH v3 0/4] Reuse the dma channel if available in Back-End Shengjiu Wang
2020-06-12 7:37 ` [RFC PATCH v3 1/4] ASoC: soc-card: export snd_soc_lookup_component_nolocked Shengjiu Wang
2020-06-12 8:00 ` Nicolin Chen [this message]
2020-06-12 8:00 ` Nicolin Chen
2020-06-12 8:00 ` Nicolin Chen
2020-06-12 7:37 ` [RFC PATCH v3 2/4] ASoC: dmaengine_pcm: export soc_component_to_pcm Shengjiu Wang
2020-06-12 8:01 ` Nicolin Chen
2020-06-12 8:01 ` Nicolin Chen
2020-06-12 8:01 ` Nicolin Chen
2020-06-12 7:37 ` [RFC PATCH v3 3/4] ASoC: fsl_asrc_dma: Reuse the dma channel if available in Back-End Shengjiu Wang
2020-06-12 8:08 ` Nicolin Chen
2020-06-12 8:08 ` Nicolin Chen
2020-06-12 8:08 ` Nicolin Chen
2020-06-12 7:37 ` [RFC PATCH v3 4/4] ASoC: fsl_asrc_dma: Fix data copying speed issue with EDMA Shengjiu Wang
2020-06-12 8:10 ` Nicolin Chen
2020-06-12 8:10 ` Nicolin Chen
2020-06-12 8:10 ` Nicolin Chen
2020-06-12 13:59 ` [RFC PATCH v3 0/4] Reuse the dma channel if available in Back-End Mark Brown
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