On Sun, 03 Dec 2023 03:31:59 +0300, Dmitry Baryshkov wrote: > I was not able to test it on my own, this is a call for testing for the > owners of these platforms. The git version of modetest now fully > supports writeback. > > Use libdrm >= 2.4.117, run modetest -ac to determine the writeback > connector, cat /sys/kernel/debug/dri/0/state to determine > spare CRTC and plane, then run something like: > > [...] Applied, thanks! [1/4] drm/msm/dpu: enable writeback on SM8150 https://gitlab.freedesktop.org/lumag/msm/-/commit/47cebb740a83 [2/4] drm/msm/dpu: enable writeback on SC8108X https://gitlab.freedesktop.org/lumag/msm/-/commit/1f5bcc4316b3 [3/4] drm/msm/dpu: enable writeback on SM6125 https://gitlab.freedesktop.org/lumag/msm/-/commit/ab2b03d73a66 [4/4] drm/msm/dpu: enable writeback on SM6350 https://gitlab.freedesktop.org/lumag/msm/-/commit/15302579373e Best regards, -- Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>