[PATCH 1/4] modesetting: Implement 32->24 bpp conversion in shadow update

Adam Jackson ajax at redhat.com
Wed Jul 29 07:16:51 PDT 2015


On Mon, 2015-07-27 at 13:29 -0700, Eric Anholt wrote:
> It's clearly derived from fb/fb24_32.c.  But I'm not sure where
> things would have switched from SuSE to keithp.
> 
> It does make me wonder why we don't just use fb's CopyArea to do the
> job, though.

shadow's not really set up that way in general, the dix code draws to a
pixmap but the "front buffer" is arbitrary storage.  I guess you could
wrap it in a scratch pixmap header for this case, but that would be
true of shpacked.c too.

- ajax



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