On Tue, Nov 14, 2023 at 11:03 PM Mikhail Gavrilov <mikhail.v.gavrilov@xxxxxxxxx> wrote: > > On Tue, Nov 14, 2023 at 3:55 PM Mikhail Gavrilov > <mikhail.v.gavrilov@xxxxxxxxx> 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@xxxxxxx> > > 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@xxxxxxx> > > Acked-by: Hersen Wu <hersenxs.wu@xxxxxxx> > > Signed-off-by: Alvin Lee <alvin.lee2@xxxxxxx> > > Tested-by: Daniel Wheeler <daniel.wheeler@xxxxxxx> > > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> > > > > 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 > > > > -- > > Best Regards, > > Mike Gavrilov. > > I forgot kernel logs. Not sure it would be helpful because I didn't > notice anything unusual. > This only appears on 7900XTX and 120Hz. -- Best Regards, Mike Gavrilov.
