Bug#462582: xserver-xorg-video-ati: regression, size configuration incredibly broken, on bog-standard display size

[Alex Deucher]

On Sun, Mar 7, 2010 at 5:03 AM, Brice Goglin <Brice.Goglin at ens-lyon.org> wrote:
> On Fri, Jan 25, 2008 at 09:33:48PM +0100, Andreas Mohr wrote:
>> Package: xserver-xorg-video-ati
>> Version: 1:6.7.197-1
>> Severity: important
>>
>> Hi,
>>
>> my 14"(!) VGA-connected 1024x768 _desktop_ LCD was working just fine with my
>> config file on 1:6.6.193, however both 1:6.7.197-1 and
>> 6.7.198~git20080117.6bd510a2 manage to mess up size detection in a
>> spectacularly awful way, it seems (either with or without xorg.conf).
>>
>> - there are 12 references to 1024x768 resolution in the log (DDC detection
>>   etc.), however it chooses to pick 1280x800 which has never been announced
>>   _anywhere_!
>> - the DPI calculations are not "WAY off" as in another Debian bug report,
>>   they're "rather very extremely off" (147, 145 instead of 89, 92 previously)
>>
>> The display size detection of 290x210mm seems _correct_ since it matches
>> physical dimensions.
>
> Do you still have these problems with latest packages in unstable?
>

FWIW, the DPI calculation is all handled in the xserver.  All the
driver does is pass along the EDID if there is one.

Alex