From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 106175] amdgpu.dc=1 shows performance issues with Xorg compositors when moving windows Date: Tue, 24 Apr 2018 23:14:50 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1810962122==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [IPv6:2610:10:20:722:a800:ff:fe98:4b55]) by gabe.freedesktop.org (Postfix) with ESMTP id 19D1F6E4E7 for ; Tue, 24 Apr 2018 23:14:50 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1810962122== Content-Type: multipart/alternative; boundary="15246116900.C3f4b.13252" Content-Transfer-Encoding: 7bit --15246116900.C3f4b.13252 Date: Tue, 24 Apr 2018 23:14:50 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D106175 --- Comment #10 from Mike Bendel --- I have the same issue. For me amdgpu.dc=3D0 does not really fix it either. = I have a 3840x1600 monitor running at 75 Hz. This is the different behavior I noti= ced when toggling the DC setting: amdgpu.dc=3D0 Moving windows smooth most of the time but cursor frequently skips frames amdgpu.dc=3D1 There is stutter/tearing in the movement of windows but the cursor is completely smooth otherwise. Running 4.16.2 kernel here with a Radeon Pro WX 7100. --=20 You are receiving this mail because: You are the assignee for the bug.= --15246116900.C3f4b.13252 Date: Tue, 24 Apr 2018 23:14:50 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated

Comme= nt # 10 on bug 10617= 5 from = Mike Bendel 
I have the same issue. For me amdgpu.dc=3D0 does not really fi=
x it either. I have
a 3840x1600 monitor running at 75 Hz. This is the different behavior I noti=
ced
when toggling the DC setting:

amdgpu.dc=3D0

Moving windows smooth most of the time but cursor frequently skips frames

amdgpu.dc=3D1

There is stutter/tearing in the movement of windows but the cursor is
completely smooth otherwise.

Running 4.16.2 kernel here with a Radeon Pro WX 7100.

You are receiving this mail because:
  • You are the assignee for the bug.
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