DE2.0 YV12 playback issues after ea067aee45a8

[Jernej Škrabec]

Hi!

Dne petek, 27. avgust 2021 ob 15:16:03 CEST je Roman Stratiienko napisal(a):
> +CC: jernej.skrabec at gmail.com
> 
> пт, 27 авг. 2021 г. в 16:12, Roman Stratiienko <r.stratiienko at gmail.com>:
> >
> > Hello Jernej,
> >
> > During local testing I faced an issue where YV12 buffers are displayed
> > all in blue.
> >
> > Issue can be fixed by reverting:
> > ea067aee45a8 ("drm/sun4i: de2/de3: Remove redundant CSC matrices")
> >
> > Could you have a look please?

I believe I found the issue. Can you try replacing this line:
https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/sun4i/
sun8i_csc.h#L20

with:
#define SUN8I_CSC_COEFF(base, i)	(base + 0x10 + 4 * (i))

Note that "i" is in parenthesis.

Best regards,
Jernej

> >
> > Best regards,
> > Roman Stratiienko
>