From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 98505] [Topaz] Regression introduces in 4.8-rc3 Date: Wed, 02 Nov 2016 16:46:15 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1295824923==" 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 436D86E5D1 for ; Wed, 2 Nov 2016 16:46:15 +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 --===============1295824923== Content-Type: multipart/alternative; boundary="14781051752.fBEA4c3.11399"; charset="UTF-8" --14781051752.fBEA4c3.11399 Date: Wed, 2 Nov 2016 16:46:15 +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=3D98505 --- Comment #11 from Peter Wu --- (In reply to Alex Deucher from comment #10) > (In reply to Peter Wu from comment #7) > > Created attachment 127678 [details] [review] [review] > > amdgpu patch that checks whether the new interface can be used for PM > >=20 > > PCIe port PM is not enabled because this BIOS is pre-2015: 12/04/2014 > > The BIOS seems to be able to report support for lots of things (can you= post > > a fuller dmesg that include the supported functions?): >=20 > Can we bump the bios white list to 2014? Windows enabled Hybrid graphics= on > windows 8.x as well as 10, and a number of preliminary win10 systems have > 2014 bios versions. I'd prefer that to doing all of these hacks in the dr= ivers. Lowering the minumum from 2015 to 2014 should work for nouveau: https://lists.freedesktop.org/archives/nouveau/2016-July/025619.html You can try to ask Mika, see v4.7-rc2-3-g9d26d3a. Maybe the presence of a p= ower resource (_PR3 or flags.power_resources) can be used as a hint whether to enable port PM. --=20 You are receiving this mail because: You are the assignee for the bug.= --14781051752.fBEA4c3.11399 Date: Wed, 2 Nov 2016 16:46:15 +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

Commen= t # 11 on bug 98505<= /a> from Peter Wu 
(In reply to Alex Deucher from comment #10)
> (In reply to Peter Wu from comment #7)
> > Created attachment 127678 [details] [review] =
[review] [review]
> > amdgpu patch that checks whether the new interface can be used fo=
r PM
> >=20
> > PCIe port PM is not enabled because this BIOS is pre-2015: 12/04/=
2014
> > The BIOS seems to be able to report support for lots of things (c=
an you post
> > a fuller dmesg that include the supported functions?):
>=20
> Can we bump the bios white list to 2014?  Windows enabled Hybrid graph=
ics on
> windows 8.x as well as 10, and a number of preliminary win10 systems h=
ave
> 2014 bios versions. I'd prefer that to doing all of these hacks in the=
 drivers.

Lowering the minumum from 2015 to 2014 should work for nouveau:
https://lists.freedesktop.org/archives/nouveau/2016-July/025619.html<=
/a>

You can try to ask Mika, see v4.7-rc2-3-g9d26d3a. Maybe the presence of a p=
ower
resource (_PR3 or flags.power_resources) can be used as a hint whether to
enable port PM.

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