linux-kernel - Re: [PATCH] ASoC: add dai_reoder flag to reverse the stop sequence

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Message-ID: <20210706123035.GE4529@sirena.org.uk>
Date:   Tue, 6 Jul 2021 13:30:35 +0100
From:   Mark Brown <broonie@...nel.org>
To:     "Mukunda,Vijendar" <vijendar.mukunda@....com>
Cc:     peter.ujfalusi@...com, alsa-devel@...a-project.org,
        amistry@...gle.com, nartemiev@...gle.com,
        Alexander.Deucher@....com, Basavaraj.Hiregoudar@....com,
        Sunil-kumar.Dommati@....com, Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Chuhong Yuan <hslester96@...il.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ASoC: add dai_reoder flag to reverse the stop sequence

On Tue, Jul 06, 2021 at 01:40:59AM +0530, Mukunda,Vijendar wrote:

> To make AMD specific platform change(which uses ACP 2.x IP), As per our
> understanding we should only update the flag in ACP DMA driver by adding
> flag in snd_pcm_substream structure rather than adding flag in card
> structure.
> Please suggest us, if there is any better place holder to add
> "stop_dma_first" flag.

I'd expect this to be configured by the machine driver in the dai_link.
It might need copying over to the substream for runtime use but the core
should do that.

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