From: bugzilla-daemon@bugzilla.kernel.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 209159] New: AMD Vega 20 framebuffer switch fails on 5.9rc2+
Date: Sat, 05 Sep 2020 10:19:22 +0000 [thread overview]
Message-ID: <bug-209159-2300@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=209159
Bug ID: 209159
Summary: AMD Vega 20 framebuffer switch fails on 5.9rc2+
Product: Drivers
Version: 2.5
Kernel Version: 5.9-rc2/3
Hardware: x86-64
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - non Intel)
Assignee: drivers_video-dri@kernel-bugs.osdl.org
Reporter: ryan@testtoast.com
Regression: No
Created attachment 292349
--> https://bugzilla.kernel.org/attachment.cgi?id=292349&action=edit
lspci
Vega 20 (Radeon VII) on X99 platform - boot freezes during FB switch. Booting
without quiet and with earlyprintk=efi,keep shows a stall immediately after
...
[ 1.941238] AMD-Vi: AMD IOMMUv2 driver by Joerg Roedel <jroedel@suse.de>
[ 1.941239] AMD-Vi: AMD IOMMUv2 functionality not available on this system
[ 1.948454] nvme nvme0: 20/0/0 default/read/poll queues
[ 1.953176] nvme0n1: p1 p2 p3 p4 p5 p6 p7
[ 1.956313] usb 1-14: new full-speed USB device number 5 using xhci_hcd
[ 1.989790] [drm] amdgpu kernel modesetting enabled.
[ 1.989849] CRAT table not found
[ 1.989850] Virtual CRAT table created for CPU
[ 1.989857] amdgpu: Topology: Add CPU node
[ 2.006244] checking generic (c0000000 300000) vs hw (c0000000 10000000)
[ 2.006246] fb0: switching to amdgpudrmfb from EFI VGA
On -rc1 boot continues normally with
...
[ 2.006315] amdgpu 0000:67:00.0: vgaarb: deactivate vga console
[ 2.006345] amdgpu 0000:67:00.0: enabling device (0106 -> 0107)
[ 2.006408] [drm] initializing kernel modesetting (VEGA20 0x1002:0x66AF
0x1002:0x081E 0xC1).
...
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next reply other threads:[~2020-09-05 10:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-05 10:19 bugzilla-daemon [this message]
2020-09-05 15:31 ` [Bug 209159] AMD Vega 20 framebuffer switch fails on 5.9rc2+ bugzilla-daemon
2020-09-06 2:00 ` bugzilla-daemon
2020-09-06 2:01 ` bugzilla-daemon
2020-09-06 2:42 ` bugzilla-daemon
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