[alsa-devel] [PATCH 0/3] ASoC: omap: Fix and add pm_qos configuration

[Peter Ujfalusi]

On 2018-11-15 16:29, Peter Ujfalusi wrote:
>> Sometimes, there is a scratchy tenth of a second (in handsfree and headset),
> 
> If you set CONFIG_CPU_IDLE=n, do you still have the scratchy sound? Or
> with 4.19 kernel if you can cross check it?

If it is not there w/o CPU_IDLE then can you try one thing: print out
the latency usec the patch is calculating and, by guess divide it by 10
and pass that to pm_qos API. My calculation of the usec is not correct
or I'm calculating it in a wrong way?

- Péter

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