[PATCH xserver] Revert "prime: Sync shared pixmap from root window instead of screen pixmap"

[Michel Dänzer]

On 11/03/17 01:15 AM, Adam Jackson wrote:
> On Fri, 2017-03-10 at 11:40 +0900, Michel Dänzer wrote:
>> On 09/03/17 08:25 PM, Chris Wilson wrote:
>>> This reverts commit b5b292896f647c85f03f53b20b2f03c0e94de428.
>>>
>>> This breaks the concept of the screen->pixmap_dirty_list as it no longer
>>> tracks the relationship between the PixmapDirtyUpdate src and slave_dst,
>>> for the supposed convenience of not tracking present flips.
>>
>> Bugzilla: https://bugs.freedesktop.org/100086
>>
>>
>> I agree with reverting this on the 1.19 branch, sorry for jumping the
>> gun there (I guess I was expecting all drivers to just use
>> PixmapSyncDirtyHelper, but of course there's no requirement for that).
>> Note that 5c1dd4eba833 ("present: Allow flipping with PRIME slave
>> outputs") needs to be reverted first, and then I'd suggest cherry
>> picking bb9128fdc86d ("present: disable page flip only when a slave crtc
>> is active") to 1.19 instead.
> 
> Done, with a fixup to keep dmx building:
> 
> To ssh://git.freedesktop.org/git/xorg/xserver
>    f23e65f..db1326c  server-1.19-branch -> server-1.19-branch

Right, I'd forgotten about the DMX build break, thanks!


-- 
Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer