[PATCH] drm/vc4: Fix HDMI mode validation

[Nicolas Saenz Julienne]

On Fri, 2020-03-27 at 13:40 +0100, Maxime Ripard wrote:
> On Fri, Mar 27, 2020 at 12:46:52PM +0100, Nicolas Saenz Julienne wrote:
> > Hi Daniel,
> > 
> > On Thu, 2020-03-26 at 13:20 +0100, Nicolas Saenz Julienne wrote:
> > > Current mode validation impedes setting up some video modes which should
> > > be supported otherwise. Namely 1920x1200 at 60Hz.
> > > 
> > > Fix this by lowering the minimum HDMI state machine clock to pixel clock
> > > ratio allowed.
> > > 
> > > Fixes: 32e823c63e90 ("drm/vc4: Reject HDMI modes with too high of clocks")
> > > Reported-by: Stefan Wahren <stefan.wahren at i2se.com>
> > > Suggested-by: Dave Stevenson <dave.stevenson at raspberrypi.com>
> > > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne at suse.de>
> > 
> > Would it be possible for you to take this in for v5.7 (or as a fix for v5.6,
> > but it seems a little late)?
> > 
> > A device-tree patch I have to channel trough the SoC tree depends on this to
> > avoid regressions.
> 
> I've applied it for 5.7-rc1

Thanks!

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