[mythtv-users] judder problems with nvidia 358.16

[Mark Goldberg]

On Aug 5, 2017 you wrote:
>
> I don't doubt that something changed in the NVIDIA driver that broke it.
> Digging into it some, I've found that MythTV handles its list of screen
> sizes/refresh rates the following way:
>
> Step 4 is clearly the one that is failing, I believe on one of the many
> checks needed to match the raw mode value: forcing some of the checks gets
> at least some difference in the reported refresh rates, although not the
> right ones. No doubt NVIDIA changed something in what is getting reported
> back by the NV-CTRL extension. Unfortunately I do not currently have an
> older driver version to compare against and this parsing logic is pretty
> involved.
>

My earlier posting at https://lists.gt.net/mythtv/users/596480 has some log
snippets that may be of help. It shows the difference in front end log
output with old and new Nvidia drivers.

Thanks for looking into this.

Mark
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