linux-kernel - Re: [RFC PATCH 0/3] ALSA: compress: Add support for FLAC

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Date:   Fri, 15 Nov 2019 19:06:57 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     Takashi Iwai <tiwai@...e.com>, linux-arm-msm@...r.kernel.org,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Patrick Lai <plai@...eaurora.org>,
        Banajit Goswami <bgoswami@...eaurora.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 0/3] ALSA: compress: Add support for FLAC

On 15-11-19, 14:21, Takashi Iwai wrote:
> On Fri, 15 Nov 2019 11:27:02 +0100,
> Vinod Koul wrote:
> > 
> > The current design of sending codec parameters assumes that decoders
> > will have parsers so they can parse the encoded stream for parameters
> > and configure the decoder.
> > 
> > But this assumption may not be universally true and we know some DSPs
> > which do not contain the parsers so additional parameters are required
> > to be passed.
> > 
> > So add these parameters starting with FLAC decoder. The size of
> > snd_codec_options is still 120 bytes after this change (due to this
> > being a union)
> > 
> > I think we should also bump the (minor) version if this proposal is
> > acceptable so the userspace can check and populate flac specific structure.
> > 
> > Along, with the core header change, patches are added to support FLAC
> > in Qualcomm drivers. This was tested on 96boards db845c
> > 
> > Srinivas Kandagatla (1):
> >   ASoC: qcom: q6asm: add support to flac config
> > 
> > Vinod Koul (2):
> >   ALSA: compress: add flac decoder params
> >   ASoC: qcom: q6asm-dai: add support to flac decoder
> 
> Feel free to take my ACK for ALSA core part:
>   Acked-by: Takashi Iwai <tiwai@...e.de>

Thanks Takashi, should we bump the version for the header to check for.
Btw I plan to add other decoders required as well. I have mp3 working
without any additional params but rest need additional info

Thanks
-- 
~Vinod