[Xorg-driver-geode] proposal: DCON devices default to 16bpp and others to 24bpp

[Mart Raudsepp]

On N, 2011-10-06 at 16:02 +0300, Martin-Éric Racine wrote:
> Greetings,
> 
> It has been repeatedly requested that xf86-video-geode's default color
> depth be raised to 24bpp for the LX component. However, one major
> obstacle to fulfilling this request has been that the OLPC XO-1
> features a very limited amount of memory.
> 
> The attached patch would implement different default color depths for
> DCON-based devices than for standard Geode devices. Please note that
> these defaults can always be deviated from via xorg.conf options; the
> only goal with this patch is to facilitate an xorg.conf-less operation
> at optimal color depth for each case.
> 
> Feedback is welcome as to whether this would be a suitable solution,
> as well as alternate proposals to achieve the same result.

Hello,

Can you expand on why would 24bpp actually be optimal for non-OLPC
systems in the first place?
I'm far from convinced of that given the affects on framebuffer memory
for example.


Best,
Mart