From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 109135] R9 390 hangs at boot with DPM/DC enabled for kernels 4.19.x and above, says KMS not supported Date: Thu, 10 Jan 2019 23:47:05 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0107750106==" 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 59D946F4A8 for ; Thu, 10 Jan 2019 23:47:05 +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 --===============0107750106== Content-Type: multipart/alternative; boundary="15471640252.Daa3e5e8.554" Content-Transfer-Encoding: 7bit --15471640252.Daa3e5e8.554 Date: Thu, 10 Jan 2019 23:47:05 +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=3D109135 --- Comment #5 from iive@yahoo.com --- (In reply to rmuncrief from comment #2) [...] > Here's the grub line I use for all testing: > GRUB_CMDLINE_LINUX_DEFAULT=3D"quiet > resume=3DUUID=3Db4f71480-8fe3-43c2-99c9-fc3f5687545b libata.atapi_passthr= u16=3D0 > rd.modules-load=3Dvfio-pci amd_iommu=3Don iommu=3Dpt amdgpu.modeset=3D1 [...] Would you try with "iommu=3Dsoft", aka disable the hardware one? Maybe try tuning it off entirely. --=20 You are receiving this mail because: You are the assignee for the bug.= --15471640252.Daa3e5e8.554 Date: Thu, 10 Jan 2019 23:47:05 +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 # 5 on bug 10913= 5 from iive@yahoo.com 
(In reply to rmuncrief from comment #2)
[...]
> Here's the grub line I use for all testing:
> GRUB_CMDLINE_LINUX_DEFAULT=3D"quiet
> resume=3DUUID=3Db4f71480-8fe3-43c2-99c9-fc3f5687545b libata.atapi_pass=
thru16=3D0
> rd.modules-load=3Dvfio-pci amd_iommu=3Don iommu=3Dpt amdgpu.modeset=3D=
1
[...]

Would you try with "iommu=3Dsoft", aka disable the hardware one?
Maybe try tuning it off entirely.

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