i915 and 1680x1050 (yes , again :)

[Alex Deucher]

On 9/27/06, Helmut Zimmer <helmut.zimmer at gmail.com> wrote:
> Hi,
>
> I'm having some problems getting my i915 to display 1680x1050. I know that
> this seems to be quite a common problem with this chipset and I did see many
> threads and web sites concerning this matter. However, since some of the
> people confirmed that they are able to run this resolution I'm frustrated
> since I can't.
> I've used 915resolution to set the correct resolution and X starts up
> normally, but the monitor can't find a signal. I am able to run my monitor
> with 1280x800 with the help of 915resolution but not 1680x1050.  It seems
> that nothing above 1280x1024 is acceptable for my 915. I've tried to change
> different modes to 1680x1050 with 915resolution, but all of them has either
> the same effect as above or then the whole mode is not found (and X defaults
> to 640x480).
> Is there anything I could try to get the signal out of my chipset?

try the modesetting branch of the xf86-video-intel driver in git.
That driver has code to program the modes directly.

Alex