Re: [PATCH] drm/bridge: imx8mp-hdmi-tx: allow 0.5% margin with selected clock

[Maxime Ripard]

On Thu, Sep 05, 2024 at 08:23:51PM GMT, Adam Ford wrote:
> On Wed, Sep 4, 2024 at 3:31 AM Dominique Martinet
> <dominique.martinet@xxxxxxxxxxxxxxxxx> wrote:
> >
> > This allows the hdmi driver to pick e.g. 64.8MHz instead of 65Mhz when we
> > cannot output the exact frequency, enabling the imx8mp HDMI output to
> > support more modes
> >
> I went from 19 options on Modetest with my AOC 4K monitor to 31.  Of
> those 31, three did not appear to sync, but not all the frequencies in
> the LUT sync for me either, so I have no objection to moving forward
> with this, but I wonder if we should have a note in there about why we
> have a 5% tolerance.

Yeah, I agree, it's something you want a comment for.

Maxime

Attachment: signature.asc
Description: PGP signature