Messages in this thread | | | Date | Sun, 7 May 2023 19:27:25 +0200 | Subject | Re: 6.1.23: 0fc6fea41c71 breaks GPD Pocket 3 modeset | From | Kurt Garloff <> |
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Hi Ville,
thanks for your response!
On 02/05/2023 15:13, Ville Syrjälä wrote: > On Sat, Apr 29, 2023 at 09:55:45PM +0200, Kurt Garloff wrote: >> Hi Ville, >> >> While >> 0fc6fea41c71 drm/i915: Disable DC states for all commits >> (cherry picked from commit 41b4c7fe72b6105a4b49395eea9aa40cef94288d) >> does look correct to me, it does break modesetting on the GPD Pocket 3, >> a i7-1195G7 laptop. I run the kernel with >> fbcon=rotate:1 video=DSI-1:panel_orientation=right_side_up \ >> mem_sleep_default=s2idle Note that the mem_sleep_default parm has been dropped meanwhile. It used to be required as the laptop would show a black screen after resuming from S3 until 6.1.5 or so. >> No special i915 parameters. >> Hardware is described here: >> https://wiki.archlinux.org/title/GPD_Pocket_3 >> >> I disected this patch which was merged (backported) for 6.1.23. >> I currently run 6.1.26 with it reverted. >> >> Without reverting it, when fbcon is switched to show the splash >> screen (GPD logo with Ubuntu added in on working kernels), the >> screen remains black (backlight on, but nothing displayed) and >> nothing happens any more. > Please file a bug at > https://gitlab.freedesktop.org/drm/intel/issues/new Find a bug report at
https://gitlab.freedesktop.org/drm/intel/-/issues/8419
> Boot both kernels (revert vs. no revert), passing > 'drm.debug=0xe log_buf_len=4M' to the kernel cmdline, > and attach the resulting dmesg from each to the bug.
Getting a boot log out of the crashing laptop required me to find a cable and get netconsole working. (If you know better ways, I'm open to learn.) Thus the delay ...
> Also would be good if you try to reproduce on the > latest drm-tip (git://anongit.freedesktop.org/drm-tip drm-tip) > as well.
I'll test drm-tip as requested and see what happens. I'll attach the info to the bug report, let nme know if you want eMail in addition.
Best,
--
Kurt Garloff <kurt@garloff.de> Cologne, Germany
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