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From: Shawn Starr <shawn.starr-bJEeYj9oJeDQT0dZR+AlfA@public.gmane.org>
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: "Michel Dänzer" <michel-otUistvHUpPR7s880joybQ@public.gmane.org>,
	"Mario Kleiner"
	<mario.kleiner.de-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [AMDGPU][CIK] PRIME with DRI3 + stalls rendering
Date: Tue, 15 Nov 2016 03:25:04 -0500	[thread overview]
Message-ID: <7436783.BjWzAA5TzI@segfault> (raw)
In-Reply-To: <1502264.CaXMU5SOfp@segfault>

On Monday, November 14, 2016 3:40:17 PM EST Shawn Starr wrote:
> On Monday, November 14, 2016 10:40:17 AM EST Michel Dänzer wrote:
> > On 13/11/16 06:59 AM, Shawn Starr wrote:
> > > I'm currently trying the new fence patches that prevent tearing in PRIME
> > > on
> > > Bonaire CIK, it works with no tearing with latest patches from Mario,
> > > but
> > > there is significant frame stalls, even though the performance is higher
> > > than running the AMDGPU as dedicated.
> > 
> > Please elaborate on what "frame stalls" means exactly.
> 
> It looks like vsync issues, even though if I try vblank_mode=# it still
> shows stalling.
> 
> I'll have to make a video to show the results and post link here.
> 
> Thanks,
> Shawn

So, It turns out to be KDE (Kwin) fault, if I start a GNOME session, and run 
Valley, no such stalls. Even though I told KWIN to disable Vsync completely 
and disable composite on full screen windows. Seems it doesn't work right.

Consider the PRIME patches working for me.

Thanks,
Shawn


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  reply	other threads:[~2016-11-15  8:25 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-12 21:59 [AMDGPU][CIK] PRIME with DRI3 + stalls rendering Shawn Starr
2016-11-14  1:40 ` Michel Dänzer
     [not found]   ` <472120da-9ec1-3963-484f-24add93f8eb6-otUistvHUpPR7s880joybQ@public.gmane.org>
2016-11-14 20:40     ` Shawn Starr
2016-11-15  8:25       ` Shawn Starr [this message]
2016-11-16  0:42         ` Mario Kleiner
     [not found]           ` <3eff28a2-e53c-74b9-4e34-6e7e206f0fc5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-11-16 11:45             ` Mike Lothian

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