From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 111482] Sapphire Pulse RX 5700 XT power consumption Date: Sat, 02 Nov 2019 04:22:18 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0310993814==" 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 8BBA26E365 for ; Sat, 2 Nov 2019 04:22:18 +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 --===============0310993814== Content-Type: multipart/alternative; boundary="15726685382.8e8877FE.14423" Content-Transfer-Encoding: 7bit --15726685382.8e8877FE.14423 Date: Sat, 2 Nov 2019 04:22:18 +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=3D111482 --- Comment #30 from Andrew Sheldon --- (In reply to Shmerl from comment #29) > Which one exactly did you set it at? >=20 > I have 2560x1440 / 144 Hz monitor (LG 27GL850) and Sapphire Pulse RX 5700= XT > (hardware switch set to higher performance BIOS) and in general I noticed= a > similar thing. During normal idle KDE operation, power stays at around 32= W > or so. >=20 > If I suspend and resume, power drops to 11 W and the monitor starts > flickering wildly. I tried to do: >=20 > echo "low" > /sys/class/drm/card0/device/power_dpm_force_performance_level >=20 > But that didn't really help with flickering. You may have to first set it to "high", then back to "low". It will also stop working once a fix that adds "smu->disable_uclk_switch = =3D 0;" in amdgpu_smu.c filters down to the mainline kernels. --=20 You are receiving this mail because: You are the assignee for the bug.= --15726685382.8e8877FE.14423 Date: Sat, 2 Nov 2019 04:22:18 +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 # 30 on bug 11148= 2 from Andrew Sheldon 
(In reply to Shmerl from comment #29)

> Which one exactly did you set it at?
>=20
> I have 2560x1440 / 144 Hz monitor (LG 27GL850) and Sapphire Pulse RX 5=
700 XT
> (hardware switch set to higher performance BIOS) and in general I noti=
ced a
> similar thing. During normal idle KDE operation, power stays at around=
 32 W
> or so.
>=20
> If I suspend and resume, power drops to 11 W and the monitor starts
> flickering wildly. I tried to do:
>=20
> echo "low" > /sys/class/drm/card0/device/power_dpm_force_=
performance_level
>=20
> But that didn't really help with flickering.

You may have to first set it to "high", then back to "low&qu=
ot;.

It will also stop working once a fix that adds "smu->disable_uclk_s=
witch =3D 0;"
in amdgpu_smu.c filters down to the mainline kernels.

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