From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 109887] vega56 undervolting/overclocking voltage issues Date: Sun, 13 Oct 2019 18:26:46 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0462260880==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id D3A126E160 for ; Sun, 13 Oct 2019 18:26:47 +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 --===============0462260880== Content-Type: multipart/alternative; boundary="15709912072.381d4.5571" Content-Transfer-Encoding: 7bit --15709912072.381d4.5571 Date: Sun, 13 Oct 2019 18:26:47 +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=3D109887 --- Comment #11 from Stefan Springer --- Loading a powerplay table only temporarily alleviates the issue. It comes b= ack after a while of desktop usage. I think the culprit might be here: https://github.com/torvalds/linux/blob/master/drivers/gpu/drm/amd/powerplay= /hwmgr/vega10_hwmgr.c#L348 Why set the voltage for a state to max_vddc in the first place? --=20 You are receiving this mail because: You are the assignee for the bug.= --15709912072.381d4.5571 Date: Sun, 13 Oct 2019 18:26:47 +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 # 11 on bug 10988= 7 from Stefan Springer 
Loading a powerplay table only temporarily alleviates the issu=
e. It comes back
after a while of desktop usage.

I think the culprit might be here:
https://github.com/torvalds/linux/bl=
ob/master/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c#L348

Why set the voltage for a state to max_vddc in the first place?

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