linux-kernel - Re: [PATCH v2 04/10] drm/fourcc: Add DRM_FORMAT_Y10

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAMuHMdUSqiwGynNTCs7eVcr5EL4Toud90AVRb=85egWfDAc6Ew@mail.gmail.com>
Date: Wed, 15 Jan 2025 15:49:35 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Cc: Vishal Sagar <vishal.sagar@....com>, Anatoliy Klymenko <anatoliy.klymenko@....com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
	Laurent Pinchart <laurent.pinchart@...asonboard.com>, Michal Simek <michal.simek@....com>, 
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 04/10] drm/fourcc: Add DRM_FORMAT_Y10_LE32

Hi Tomi,

On Wed, Jan 15, 2025 at 3:34 PM Tomi Valkeinen
<tomi.valkeinen@...asonboard.com> wrote:
> On 15/01/2025 16:08, Geert Uytterhoeven wrote:
> > On Wed, Jan 15, 2025 at 2:46 PM Tomi Valkeinen
> > <tomi.valkeinen@...asonboard.com> wrote:
> >> On 15/01/2025 14:52, Geert Uytterhoeven wrote:
> >>> On Wed, Jan 15, 2025 at 1:42 PM Tomi Valkeinen
> >>> <tomi.valkeinen@...asonboard.com> wrote:
> >>>> On 15/01/2025 14:33, Geert Uytterhoeven wrote:
> >>>>> On Wed, Jan 15, 2025 at 12:11 PM Tomi Valkeinen
> >>>>> <tomi.valkeinen@...asonboard.com> wrote:
> >>>>>> On 15/01/2025 12:33, Geert Uytterhoeven wrote:
> >>>>>>> On Wed, Jan 15, 2025 at 10:04 AM Tomi Valkeinen
> >>>>>>> <tomi.valkeinen@...asonboard.com> wrote:
> >>>>>>>> Add Y10_LE32, a 10 bit greyscale format, with 3 pixels packed into
> >>>>>>>> 32-bit container.

> Well, this is all somewhat beside the point. So is "_Y10_32" (or
> "_R10_32" if we use R) fine?

IAARDD[*], but "10_32" makes me think it stores one 10-bit pixel in a
32-bit word (i.e. a 32-bit variant of R10). So [YR]PA4 would be better.

[*] I am a rookie DRM developer...


Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

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