[Intel-gfx] since kernel commit cb0953d734: X chooses wrong resolution at startup
florian at mickler.org
Wed May 18 18:15:23 CEST 2011
On Wed, 18 May 2011 11:17:30 -0400
Adam Jackson <ajax at redhat.com> wrote:
> On 5/18/11 9:41 AM, Florian Mickler wrote:
> > Since
> > commit cb0953d734348e8862d6d7edc666cfb3bf6d8fae
> > Author: Adam Jackson<ajax at redhat.com>
> > Date: Fri Jul 16 14:46:29 2010 -0400
> > drm/i915: Initialize LVDS and eDP outputs before anything else
> > my xserver chooses a wrong resolution for my VGA output at startup.
> > The kernel continues to correctly start up fbcon in cloning mode with
> > vga1 at 1680x1050 and lvds1 at 1400x1050 but Xorg then chooses 1280x1024 for
> > my vga screen and I have to manually set the right mode via xrandr.
> > Why? It looks like everything gets correctly detected..
> Well, the log says:
> > [ 6947.293] (II) intel(0): Using user preference for initial modes
> > [ 6947.293] (II) intel(0): Output LVDS1 using initial mode 1400x1050
> > [ 6947.293] (II) intel(0): Output VGA1 using initial mode 1280x1024
> which implies that it thinks you've asked for 12x10 in xorg.conf. Have you?
> It's entirely possible that you haven't and that this is simply a bug in
> X's setup heuristic, but let's check the obvious things first.
> - ajax
yep, shure. Attached my xorg.conf. It's a bit messy, but it should boil
down to just having vga-1 right of lvds-1.
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