Re: [PATCH v2 05/10] drm/fourcc: Add DRM_FORMAT_C[124]

From: Geert Uytterhoeven
Date: Tue Mar 15 2022 - 03:52:40 EST


On Tue, Mar 15, 2022 at 8:51 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> > Also, when drm_fourcc.h is describing pixel formats, it needs to
> > consider only how a little-endian CPU accesses them. That's how pixel
> > data in memory is described. Display hardware plays no part in that.
> > It is the driver's job to expose the pixel formats that match display
> > hardware behaviour.
>
> But if the "CPU format" does not match the "display support",

s/support/format/

> all pixel data must be converted?

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds