[PATCH 1/1] drm/imx/ipuv-v3: Fix front porch adjustment upon hactive aligning

Philipp Zabel p.zabel at pengutronix.de
Fri Jul 28 08:31:48 PDT 2023


On Fr, 2023-07-21 at 10:36 +0200, Alexander Stein wrote:
> Hi,
> 
> Am Mittwoch, 3. Mai 2023, 13:14:56 CEST schrieb Alexander Stein:
> > When hactive is not aligned to 8 pixels, it is aligned accordingly and
> > hfront porch needs to be reduced the same amount. Unfortunately the front
> > porch is set to the difference rather than reducing it. There are some
> > Samsung TVs which can't cope with a front porch of instead of 70.
> > 
> > Fixes: 94dfec48fca7 ("drm/imx: Add 8 pixel alignment fix")
> > Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
> > ---
> > AFAICS ipu_di_adjust_videomode() checks that front porch is big enough to
> > reduce the alignment difference.
> 
> A gentle ping. Is there anything to do? Or is someone picking this patch was 
> tested by Ian?

Thank you, pushed to drm-misc-fixes with the subject changed to:
"drm/imx/ipuv3: Fix front porch adjustment upon hactive aligning".

regards
Philipp



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