Bug#614221: iMac-G3 fails to boot with 2.6.37-1-powerpc (Bug#614221)

[Dave Airlie <airlied@gmail.com>]

>
> I've been using radeon KMS on my PowerBook ever since I got it working
> initially about 1.5 years ago and fixing issues as time permits.
>
> The major outstanding issues I'm aware of are:
>
>      * The uninorth AGP driver doesn't allow AGP transfer rates beyond
>        1x to work reliably with KMS. Benjamin Herrenschmidt (CC'd) was
>        working on a fix for this, any progress Ben?
>      * Come to think of it, the OFfb handover probably only works for
>        me thanks to a patch "drm/radeon: Add early unregister of
>        firmware fb's" by BenH. Ben/Dave, what's the status of that?

That was merged in 2.6.37.

>      * LVDS backlight control was only added for 2.6.38, and some
>        concerns were raised about the prerequisite backlight
>        infrastructure changes, so I'm not sure if it's staying in for
>        2.6.38 final.

I've no idea where the backlight stuff ended up I think its sitting in
akpm's tree
due to requiring the other changes.

>      * No suspend to RAM support yet. Suspend to disk seems to work
>        though without AGP, I have some hackish fixes for it to work
>        with AGP as well that I need to clean up and submit.
>      * Various endianness issues in the Mesa drivers.
>

Dave.