[PATCH] Fix radeon support for LCD scaling

Benjamin Herrenschmidt mol-general@lists.maconlinux.org
29 Mar 2003 12:49:51 +0100


On Sat, 2003-03-29 at 00:52, Mark Guertin wrote:
> On March 28, 2003 09:05 pm, Benjamin Herrenschmidt wrote:
> > Look at the part where I comment out the access to tmds_transmitter_cntrl,
> > and un-comment it. let me know if that helps.
> >
> > Ben.
> 
> That was exactly the magic it needed to it working, thanks :)  I can mostly 
> use mol on console now.  fbset preforms as normal, and the scaling looks 
> great :)

Can you tell me exactly what you restored ? The TMDS_PLL_EN is still
commented out or not ?

> The one thing that is still a bit strange is that my native mode is not 
> 60.000hz, but 60.021 which still kind of throws mol for a loop a bit.  The 
> only way I can get the working native mode atm (the 60hz ones dont work for 
> 1280x1024) is to not configure any other modes, and the last option where it 
> asks to use current mode works fine.... maybe this current mode option should 
> be the first one?

Yah, I think molvconfig should provide a simpler way to add the "current"
mode first. I'm also trying to find a way to stuff retreival of that
"native panel" mode in the fbdev API and eventually let userland
retreive the EDID

Ben.