Re: [PATCH] drm/udl: Add ARGB8888 as a format

[Doug Anderson]

Hi,

On Tue, Feb 27, 2024 at 3:26 PM Dmitry Baryshkov
<dmitry.baryshkov@xxxxxxxxxx> wrote:
>
> On Wed, 28 Feb 2024 at 00:19, Douglas Anderson <dianders@xxxxxxxxxxxx> wrote:
> >
> > Even though the UDL driver converts to RGB565 internally (see
> > pixel32_to_be16() in udl_transfer.c), it advertises XRGB8888 for
> > compatibility. Let's add ARGB8888 to that list.
> >
> > This makes UDL devices work on ChromeOS again after commit
> > c91acda3a380 ("drm/gem: Check for valid formats"). Prior to that
> > commit things were "working" because we'd silently treat the ARGB8888
> > that ChromeOS wanted as XRGB8888.
> >
> > Fixes: c91acda3a380 ("drm/gem: Check for valid formats")
> > Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
> > ---
> >
> >  drivers/gpu/drm/udl/udl_modeset.c | 1 +
> >  1 file changed, 1 insertion(+)
>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

It's been ~a week, the fix is trivial, and according to MAINTAINERS
this driver goes through drm-misc. ...so I've applied this with
Dmitry's tag (thanks!) to drm-misc-fixes.

95bf25bb9ed5 drm/udl: Add ARGB8888 as a format

-Doug