Re: [PATCH] ASoC: fsl: sai: Reduce underrun when stream starts

From: Fabio Estevam
Date: Fri Mar 08 2019 - 11:16:02 EST


Hi Daniel,

On Fri, Mar 8, 2019 at 1:09 PM Daniel Baluta <daniel.baluta@xxxxxxx> wrote:
>
> From: Shengjiu Wang <shengjiu.wang@xxxxxxx>
>
> Write initial words into SAI FIFO to reduce the underrun
> error.

Please provide a better explanation.

Why does performing these writes help?

Also, the commit message says "reduce", so it seems this is a
workaround instead of a proper fix?