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Re: [PATCH] rtl8xxxu: increase polling timeout for firmware startup

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Daniel Lenski <dlenski@xxxxxxxxx> writes:
> You're welcome, and thanks for writing this great driver. It really
> makes a huge difference for stability of the Yoga 13 wifi!

You're welcome! It made a big difference for my own Yoga 13 and it's
been an exciting project. I learned a lot in the process.

> Unfortunately, I ran into a case today where even 5000 loops was not
> enough after a cold boot. 5000 loops meant about 1.5 second delay
> between finishing the firmware checksum poll, while waiting for the
> firmware to start. It now appears to me that the number of required
> polling loops must be strongly bimodal.
>
> I added some logging, so that the driver reports to me the number of
> loops required for the firmware to start.

This is bizarre, I wonder if the hardware is having issues in your
laptop? Another thing to try would be to do an additional reset of the
chip and wait a bit before trying to load the firmware?

Cheers,
Jes
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