[PATCH] drm/vc4: Fix HDMI mode validation

[Nicolas Saenz Julienne]

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.

Regards,
Nicolas

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