If the panel is 12bpc then Dithering is not enabled in the Legacy dithering block , instead its Enabled after the C1 CC1 pipe post color space conversion.For a 6bpc pannel Dithering is enabled in Legacy block. Nischal Varide (1): drm/i915/xelpd: Enabling dithering after the CC1 drivers/gpu/drm/i915/display/intel_color.c | 15 +++++++++++++++ drivers/gpu/drm/i915/display/intel_display.c | 7 ++++++- drivers/gpu/drm/i915/i915_reg.h | 3 ++- 3 files changed, 23 insertions(+), 2 deletions(-) -- 2.29.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx