[alsa-devel] [PATCH v4 5/6] ASoC: fsl_ssi: Fix channel slipping in Playback at startup

Fabio Estevam festevam at gmail.com
Tue May 3 14:24:32 CEST 2016


On Tue, May 3, 2016 at 9:13 AM, Arnaud Mouiche
<arnaud.mouiche at invoxia.com> wrote:
> Previously, SCR.SSIEN and SCR.TE were enabled at once if no capture
> stream was also running.
> This may not give a chance for the DMA to write the first sample in
> TX FIFO before the streaming starts on the PCM bus, inserting void
> samples first.
> Those void samples are then responsible for slipping the channels.
>
> Signed-off-by: Arnaud Mouiche <arnaud.mouiche at invoxia.com>

Reviewed-by: Fabio Estevam <fabio.estevam at nxp.com>


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