Re: [PATCH 2/2] usb: musb: musb_cppi41: revert to old timer poll intervals

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> b) Both FS and HS audio devices should still function as before, with
> no regression regarding CPU load while streaming.


The patch destroys audio quality (pops, clicks and alsa underruns).
Tested with a USB 2.0 (Focusrite) device.

Test case is a simple audio loop:

$ arecord | aplay

Jackd generates cppi41_irq errors.

--
Sebastian

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