Il Mon, Jan 29, 2007 at 03:37:22PM +0100, Giuseppe Bilotta ha scritto:
> On 1/29/07, Dave Airlie <[email protected]> wrote:
> > > > > Because most users won't even be aware of the module option: they'll just
> > > > > know that their card doesn't work right.
> > > >
> > > > This isn't a card problem this is a monitor problem, the card just
> > > > passes through the edid data from the monitor... or else the
> > > > programming of the card registers from edid is wrong..
> > >
> > > In which case the same problem would occur with different video cards, so
> > > this patch should be some generic thing, available to all drivers, no?
> >
> > It should be in the fb layer not card specific.. as it may happen on any card...
>
> Although solving the problem at the fb layer level is probably the
> correct/best way to do it, I am not aware of people having problems
> with broken EDIDs and non-nVidia cards. By contrast, workarounds for
> nVidia and broken EDIDs is a very common thing to do even on Windows.
Not all drivers have support for reading EDID information, so in many
cases it just "works". My old monitor had garbage in the EDID eeprom and
I had to pass "ignore_edid" to radeonfb (before I reprogrammed the
eeprom that is :P).
> Plus, providing an fb-layer-level solution is way beyond my kernel
> programming experience :)
I'll try to code something in the weekend.
Luca
--
Do, or do not. There is no try.
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