Re: [PATCH 3/5] drm/st7571-i2c: add support inverted pixel format

From: Javier Martinez Canillas
Date: Mon Jul 14 2025 - 06:54:44 EST


Marcus Folkesson <marcus.folkesson@xxxxxxxxx> writes:

> Depending on which display that is connected to the controller, an
> "1" means either a black or a white pixel.
>
> The supported formats (R1/R2/XRGB8888) expects the pixels
> to map against (4bit):
> 00 => Black
> 01 => Dark Gray
> 10 => Light Gray
> 11 => White
>
> If this is not what the display map against, make it possible to invert
> the pixels.
>
> Signed-off-by: Marcus Folkesson <marcus.folkesson@xxxxxxxxx>
> ---

Reviewed-by: Javier Martinez Canillas <javierm@xxxxxxxxxx>

--
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat