Bug#533550: i915: kernel mode setting -- wrong resolution

[Julien Cristau <jcristau@debian.org>]

On Thu, Jun 18, 2009 at 17:55:17 +0200, Julian Andres Klode wrote:

> Package: linux-image-2.6.30-1-amd64
> Version: 2.6.30-1
> Severity: normal
> 
> When running with kernel modesetting, the resolution of the
> console is set to 1024x768 although the native resolution is
> 1280x800.
> 
> The X server works correctly at 1280x800 and if I recall correctly,
> kernel 2.6.29 used the correct resolution for consoles.
> 
> 
> Another point is that the kernel reports:
> [    1.731636] allocated 1280x800 fb: 0x007df000, bo ffff8800377b3d40
> [    1.793657] [drm] TV-13: set mode 1024x768 18
> [    1.873923] [drm] LVDS-8: set mode 1280x800 15
> which says that the framebuffer should be 1280x800, AFAIK.
> 
Is a TV really connected?  If not this should be fixed with:

commit 03d6069912babc07a3da20e715dd6a5dc8f0f867
Author: Keith Packard <keithp@keithp.com>
Date:   Fri Jun 5 18:19:56 2009 -0700

    drm/i915: Hook connector to encoder during load detection (fixes tv/vga detect
    
    With the DRM-driven DPMS code, encoders are considered idle unless a
    connector is hooked to them, so mode setting is skipped. This makes load
    detection fail as none of the hardware is enabled.
    
    Signed-off-by: Keith Packard <keithp@keithp.com>
    Signed-off-by: Eric Anholt <eric@anholt.net>

Cheers,
Julien