Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 15 Dec 2023 11:14:16 -0500 | Subject | Re: regression/bisected/6.7rc1: Instead of desktop I see a horizontal flashing bar with a picture of the desktop background on white screen | From | Hamza Mahfooz <> |
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On 11/14/23 05:55, Mikhail Gavrilov wrote: > Hi, > Yesterday came the 6.7-rc1 kernel. > And surprisingly it turned out it is not working with my LG C3. > I use this OLED TV as my primary monitor. > After login to GNOME I see a horizontal flashing bar with a picture of > the desktop background on white screen. > Demonstration: https://youtu.be/7F76VfRkrVo > > I made a bisection. > And bisect said that the first bad commit is: > commit ed6e2782e9747508888f671e1101250bb19045be > Author: Alvin Lee <alvin.lee2@amd.com> > Date: Mon Oct 23 14:33:16 2023 -0400 > > drm/amd/display: For cursor P-State allow for SubVP > > [Description] > - Similar to FPO, SubVP should also force cursor P-State > allow instead of relying on natural assertion > - Implement code path to force and unforce cursor P-State > allow for SubVP > > Reviewed-by: Samson Tam <samson.tam@amd.com> > Acked-by: Hersen Wu <hersenxs.wu@amd.com> > Signed-off-by: Alvin Lee <alvin.lee2@amd.com> > Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> > Signed-off-by: Alex Deucher <alexander.deucher@amd.com> > > drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c | 17 ++--------------- > 1 file changed, 2 insertions(+), 15 deletions(-) > > My hardware specs: https://linux-hardware.org/?probe=1c989dab38
Can you try the following patch with old fw (version 0x07002100 should be fine)?: https://patchwork.freedesktop.org/patch/572298/
> -- Hamza
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