From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 101528] RX460 Memory clock stays high until card is "used" Date: Thu, 29 Jun 2017 17:36:48 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0779529019==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 017246E6BA for ; Thu, 29 Jun 2017 17:36:48 +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 --===============0779529019== Content-Type: multipart/alternative; boundary="14987578071.e91e12E.32456"; charset="UTF-8" --14987578071.e91e12E.32456 Date: Thu, 29 Jun 2017 17:36:47 +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=3D101528 --- Comment #1 from Alexander Tsoy --- Same problem with TONGA. When GPU is idle, mclk goes to its maximum. This is easily reproducible: just turn off the monitor. I noticed this issue after upgrade from 4.9.x kernels to 4.11.7. Maybe I'll check the mainline kernel later and/or bisect. # cat /sys/class/drm/card0/device/pp_dpm_mclk 0: 150Mhz 1: 300Mhz 2: 700Mhz 3: 1450Mhz * # sensors amdgpu-\* amdgpu-pci-0100 Adapter: PCI adapter fan1: 2025 RPM temp1: +47.0=C2=B0C (crit =3D +0.0=C2=B0C, hyst =3D +0.0=C2=B0C) --=20 You are receiving this mail because: You are the assignee for the bug.= --14987578071.e91e12E.32456 Date: Thu, 29 Jun 2017 17:36:47 +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

Commen= t # 1 on bug 10152= 8 from Alexander Tsoy 
Same problem with TONGA. When GPU is idle, mclk goes to its ma=
ximum. This is
easily reproducible: just turn off the monitor. I noticed this issue after
upgrade from 4.9.x kernels to 4.11.7. Maybe I'll check the mainline kernel
later and/or bisect.

# cat /sys/class/drm/card0/device/pp_dpm_mclk
0: 150Mhz
1: 300Mhz
2: 700Mhz
3: 1450Mhz *
# sensors amdgpu-\*
amdgpu-pci-0100
Adapter: PCI adapter
fan1:        2025 RPM
temp1:        +47.0=C2=B0C  (crit =3D  +0.0=C2=B0C, hyst =3D  +0.0=C2=B0C)<=
/pre>

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