linux-kernel - Re: [PATCH v4 16/23] ASoC: soc-pcm: Get all BEs along DAPM path

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Date:   Mon, 29 Jun 2020 22:59:15 +0530
From:   Sameer Pujar <spujar@...dia.com>
To:     Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
CC:     <spujar@...dia.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <robh+dt@...nel.org>, <lgirdwood@...il.com>,
        <thierry.reding@...il.com>, <jonathanh@...dia.com>,
        <digetx@...il.com>, <alsa-devel@...a-project.org>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <sharadg@...dia.com>, <mkumard@...dia.com>,
        <viswanathl@...dia.com>, <rlokhande@...dia.com>,
        <dramesh@...dia.com>, <atalambedu@...dia.com>,
        <nwartikar@...dia.com>, <swarren@...dia.com>,
        <nicoleotsuka@...il.com>
Subject: Re: [PATCH v4 16/23] ASoC: soc-pcm: Get all BEs along DAPM path



On 6/29/2020 7:11 AM, Kuninori Morimoto wrote:
> External email: Use caution opening links or attachments
>
>
> Hi Sameer
>
>> dpcm_end_walk_at_be() stops the graph walk when first BE is found for
>> the given FE component. In a component model we may want to connect
>> multiple DAIs from different components. A new flag is introduced in
>> 'snd_soc_card', which when set allows DAI/component chaining. Later
>> PCM operations can be called for all these listed components for a
>> valid DAPM path.
> (snip)
>> @@ -1069,6 +1069,7 @@ struct snd_soc_card {
>>        int num_of_dapm_widgets;
>>        const struct snd_soc_dapm_route *of_dapm_routes;
>>        int num_of_dapm_routes;
>> +     bool component_chaining;
> snd_soc_card has many /* bit field */ variables.
> Please use it instead of bool.

OK, will use.
>
> Thank you for your help !!
>
> Best regards
> ---
> Kuninori Morimoto