drm pixel formats update

[Jesse Barnes]

On Thu, 17 Nov 2011 00:20:44 +0200
Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:

> On Wed, Nov 16, 2011 at 01:23:01PM -0800, Jesse Barnes wrote:
> > On Wed, 16 Nov 2011 23:19:38 +0200
> > Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> > > Oh and one extra detail just occured to me regarding the three plane
> > > formats. Should we even define formats for both the YUV vs. YVU
> > > variant. Seeing as we now have independent handles and offsets for
> > > each plane, we can make do with just one format definition.
> > 
> > Don't you still need to know the order?  I.e. what's in handle[1], U or
> > V?
> 
> We could define it so that handle[1] is always Cb and handle [2] is Cr,
> for example. Then it's up to user space to set the handles orrectly,
> which it has to do anyway.

Yeah see my other mail; I'm mainly worried about single bo cases.

-- 
Jesse Barnes, Intel Open Source Technology Center
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