linux-kernel - Re: [PATCH] ASoC: rk3399_gru_sound: Support 32, 44.1 and 88.2 kHz sample rates

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Message-ID: <20190620154150.GE5316@sirena.org.uk>
Date:   Thu, 20 Jun 2019 16:41:50 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Enric Balletbo i Serra <enric.balletbo@...labora.com>
Cc:     linux-kernel@...r.kernel.org,
        Collabora Kernel ML <kernel@...labora.com>,
        Xing Zheng <zhengxing@...k-chips.com>,
        Benson Leung <bleung@...omium.org>,
        Jaroslav Kysela <perex@...ex.cz>, alsa-devel@...a-project.org,
        Heiko Stuebner <heiko@...ech.de>,
        linux-rockchip@...ts.infradead.org, Takashi Iwai <tiwai@...e.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] ASoC: rk3399_gru_sound: Support 32, 44.1 and 88.2 kHz
 sample rates

On Thu, Jun 20, 2019 at 03:47:08PM +0200, Enric Balletbo i Serra wrote:
> According to the datasheet the max98357a also supports 32, 44.1 and
> 88.2 kHz sample rate. This support was also introduced recently by
> commit fdf34366d324 ("ASoC: max98357a: add missing supported rates").
> This patch adds support for these rates also for the machine driver so
> we get rid of the errors like the below and we are able to play files
> using these sample rates.

Does the machine actually need to validate this at all?  The component
drivers can all apply whatever constraints are needed and do their own
validation, the machine driver is just getting in the way here.

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