DFP support for kernel radeonfb.c added
dan at cgsoftware.com
Fri Nov 16 08:51:53 EST 2001
On Thu, 15 Nov 2001, Kevin B. Hendricks wrote:
> That is interesting. I hard coded mine to 67 but the PLL probe code
> returned 12. Ani said it should be 67 so I just assumed OF was not
> setting up the card properly.
> Pleaase let me know if that is indeed the issue.
No, it's actually the setting of dfp parameters from the EDID that
If i remove of_edid from the command line, it works great.
Add it back, and i get the flashing.
If i change the if (use_OF_EDID) in radeon_get_dfpinfo to if (0), all is
So something is wrong.
I thought it was just the refdiv because
> Glad to hear it works basically!
> Care to try with adding:
> to see how that does ( I already added in the searching for EDID1)
> On November 15, 2001 01:04, Daniel Berlin wrote:
> > On Wed, 14 Nov 2001, Kevin B. Hendricks wrote:
> > > Anyway, please give it a try. I will send followup patches with other
> > > fixes and additions I make to improve things but this should be enough
> > > to get people working until the i2c stuff gets going.
> > >
> > > So Daniel, if you get a chance, please try this. If it works, then we
> > > have broken nothing for you and we can then decide if you want to move
> > > to the more general case of using EDID info. If it does not work,
> > > please let me know asap so I can back out my changes in groups until
> > > we identify what is going wrong here.
> > It works, but if i don't set the refdiv to 67 (like we do for the QD), i
> > get what looks like a very slow refresh rate (IE when you move the mouse
> > in X or cause a lot of screen updates on the console, you can see it's
> > going slower than it should).
> > I'll reboot a few times to verify this is indeed the cause.
> > > Thanks,
> > >
> > > Kevin
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