[Nouveau] How to set a different resolution?

[Maarten Maathuis]

On Sat, Oct 4, 2008 at 5:16 PM, Calvin Walton <calvin.walton at gmail.com> wrote:
> On Wed, 2008-10-01 at 15:06 +0200, Maarten Maathuis wrote:
>> On Wed, Oct 1, 2008 at 7:34 AM, Tomasz Chmielewski <mangoo at wpkg.org> wrote:
>> > Michael Kreitzer schrieb:
>> >> Tomasz,
>> >>
>> >> It sounds to me like what may be happening is the video card is doing the
>> >> scaling instead of the monitor.  This is evidenced by the fact that the
>> >> resolution does change, but the LCD still sees the native resolution coming
>> >> in. This shouldn't affect dual head, however.
>> There should be a SCALING_MODE property, which can be set to
>> "fullscreen", the default however (iirc) is "aspect" scaling which may
>> leave top or bottom bars (but not both).
>
> To tell the graphics card not to scale, and leave it to the monitor,
> you'll want to run the following command:
>
> xrandr --output DVI-I-0 --set SCALING_MODE panel
>
> (replace DVI-I-0 with your actual output name - run xrandr with no
> options if you're not sure)
>
> That will cause the card to output the actual resolution you requested,
> instead of scaling it to your monitor native resolution.
>
> I'm not sure if there is some way to set this as the default, perhaps an
> option in the xorg.conf?
>
> --
> Calvin Walton <calvin.walton at gmail.com>
>
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