Fedora and the horrible EDID checksum issue with various video cards

Bill Davidsen davidsen at tmr.com
Mon Mar 26 20:14:10 UTC 2012


Mark Haney wrote:
> On 03/26/2012 12:06 PM, Michael Cronenworth wrote:
>> Mark Haney wrote:
>
>>
>> What is your video chip?
>
> It's an Intel i915. And apparently it's one of the ones with the biggest
> problems. It seems the older integrated Intel chips are the ones mostly
> causing the trouble.
>
>>
>> You can try a Fedora Live image, which will contain the 3.1.0 kernel.
>> This is a read-only image that does not modify your hard drive. Fedora
>> 16 has just received the 3.3.0 kernel as an update, which may also
>> contain fixes for you.
>
> Yeah, I can do that, I was kinda hoping for something definitive though.
> I don't mind doing it, but this thing has been a PITA for almost a year
> now and no one seems to be able to find a way to fix it. Or if it has,
> the patch is still upstream for some reason.
>
To some extent it depends on how much you are attached to GNUOME3. There 
is fallback mode, there are other window managers which are nicer to the 
video hardware.

For what it's worth the built-in video on recent Intel offerings use the 
915 driver and my newest i5 even runs GNOME3 in normal mode, should 
someone think that's a desirable thing to do. Functionality seems to be 
version dependent, however, as most people have found.

-- 
Bill Davidsen <davidsen at tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot


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