From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 109001] Freezes when waking up after screen goes blank. Date: Sat, 05 Jan 2019 15:57:15 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0752103194==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id A2FF66E2D5 for ; Sat, 5 Jan 2019 15:57:15 +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 --===============0752103194== Content-Type: multipart/alternative; boundary="15467038351.B379dFB8.23135" Content-Transfer-Encoding: 7bit --15467038351.B379dFB8.23135 Date: Sat, 5 Jan 2019 15:57:15 +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=3D109001 --- Comment #14 from Alex Deucher --- (In reply to Matt Garman from comment #13) > If I set amdgpu.dc=3D0 on my Ryzen 5 2400g, the system hard-locks as soon= as X > starts (i.e. hard reset via physical power button required). There is no non-DC code for raven, so if you set dc=3D0, the display hardwa= re is not initialized and no display features are exposed to the OS. The GPU basically a render only device in that case. --=20 You are receiving this mail because: You are the assignee for the bug.= --15467038351.B379dFB8.23135 Date: Sat, 5 Jan 2019 15:57:15 +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 # 14 on bug 10900= 1 from Alex Deucher 
(In reply to Matt Garman from comment #13)
> If I set amdgpu.dc=3D0 on my Ryzen 5 2400g, the =
system hard-locks as soon as X
> starts (i.e. hard reset via physical power button required).

There is no non-DC code for raven, so if you set dc=3D0, the display hardwa=
re is
not initialized and no display features are exposed to the OS.  The GPU
basically a render only device in that case.

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