i915 and hardcoded 75 Hz refresh rate?

Alan Hourihane alanh at fairlite.demon.co.uk
Thu May 19 08:16:50 PDT 2005


On Thu, May 19, 2005 at 05:06:17PM +0200, Andreas Schildbach wrote:
> Alan Hourihane wrote:
> 
> >>Is there any way to override the hardcoded 75 Hz vertical refresh rate?
> >
> >Check your config file has VertRefresh set to 60.
> 
> There wasn't. However, adding VertRefresh does not change anything. 
> Shouldn't VertRefresh be redundant to a modeline (which contains 
> VertRefresh implicitely)?
 
Oh, and you might need to specify 

	Option "NoDDC"

in your Device Section so that VertRefresh is actually used, as we defer
to the monitor's actual reported capabilities which it may be mis-reporting.

Alan.



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