dri-devel Archive on lore.kernel.org
 help / color / mirror / Atom feed
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).
...

-- 
You are receiving this mail because:
You are watching the assignee of the bug.
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

             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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=bug-209159-2300@https.bugzilla.kernel.org/ \
    --to=bugzilla-daemon@bugzilla.kernel.org \
    --cc=dri-devel@lists.freedesktop.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox