[Intel-gfx] [PATCH] drm/i915/bdw: Broaden FBC resolution limit to 4096x4096

[Sun, Daisy]

IC. I started working from BDW FBC, did not check all the gens 
thoroughly:-)
Sent out a version 2 just now.
- Daisy

On 6/16/2014 2:49 PM, Daniel Vetter wrote:
> On Mon, Jun 16, 2014 at 10:41 PM, Sun, Daisy <daisy.sun at intel.com> wrote:
>> Yes, the change starts from HSW. I'll update the patch.
>> what's the "rant" I need to insert? I was not in the list a year ago:),
>> having some trouble find the email as reference.
>> Any archives I can look into?
> No rant to insert for you ;-) That was a placeholder in my mail,
> instead of boring people with all the details. Iirc that was to the
> internal mailing list, and could be older than a year even.
>
> Essentially there's a bunch of constraints about pixel depth and pfit
> usage on recent platforms that we don't quite check correctly. Your
> patch update to check for gen >= 8 || IS_HASWELL is perfectly fine
> as-is.
> -Daniel