[PATCH xserver] glx: Only assign 8 bpc fbconfigs for composite visuals.

[Adam Jackson]

On Mon, 2018-02-05 at 11:25 +0100, Thomas Hellstrom wrote:
> On 02/05/2018 11:20 AM, Mario Kleiner wrote:
> > Commit 91c42093b248 ("glx: Duplicate relevant fbconfigs for
> > compositing visuals") adds many new depth 32 fbconfigs as
> > composite visuals. On a X-Screen running at depth 24, this
> > also adds bgra 10-10-10-2 fbconigs, as they also have
> > config.rgbBits == 32, but these are not displayable on a
> > depth 24 screen, leading to visually corrupted desktops
> > under some compositors, e.g., fdo bug 104597 "Compton
> > weird colors" when running compton with
> > "compton --backend glx".
> > 
> > Be more conservative for now and only select fbconfigs with
> > 8 bpc red, green, blue components for composite visuals.
> > 
> > Fixes: 91c42093b248 ("glx: Duplicate relevant fbconfigs for
> >                        compositing visuals")
> > Bugzilla: https://urldefense.proofpoint.com/v2/url?u=https-3A__bugs.freedesktop.org_show-5Fbug.cgi-3Fid-3D104597&d=DwIBAg&c=uilaK90D4TOVoH58JNXRgQ&r=wnSlgOCqfpNS4d02vP68_E9q2BNMCwfD2OZ_6dCFVQQ&m=IbtkCrmjzJVhB0PdaE0y9A3Zqx2CEYhUPvtI6PeGSEo&s=6MOlztrQC3tRtcJvqesPVJ1ri_ILRWLMh-iZbrs7NJ0&e=
> > Signed-off-by: Mario Kleiner <mario.kleiner.de at gmail.com>
> > Cc: Thomas Hellstrom <thellstrom at vmware.com>
> > Cc: Adam Jackson <ajax at redhat.com>
> 
> Reviewed-by: Thomas Hellstrom <thellstrom at vmware.com>

remote: I: patch #202588 updated using rev bebcc8477c8070ade9dd4be7299c718baeab3d7a.
remote: I: 1 patch(es) updated to state Accepted.
To ssh://git.freedesktop.org/git/xorg/xserver
   98edb9a35e..bebcc8477c  master -> master

- ajax