Re: [PATCH v2] drm/i915/bdw: BDW Software Turbo

Daniel Vetter
2014-07-14T07:03:51Z

On Mon, Jul 14, 2014 at 8:59 AM, Daniel Vetter <daniel@ffwll.ch> wrote:
> On Mon, Jul 14, 2014 at 04:22:44AM +0000, Sun, Daisy wrote:
>> 3) The function will be called when flip happened, this should cover
>> most of the cases. One exception is background media process without any
>> display output, it's relatively rare. Please let me know if you have
>> concern on other cases, I will try to cover it definitely.
>
> Traditional X never flips. And we kinda have to keep this working. Instead
> of checking when flipping we need to check at regular time intervals I
> guess, for as long as the gt is busy.

Oh and transcode servers are a real thing apparently. They also never
flip, and we actually care from a business pov ...
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch