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drm/i915/edp: enable eDP MSO during link training
If the source and sink support MSO, enable it during link training. v4: Divide DRRS pixel clock by link count before M/N calculation v3: Adjust timings, refer to splitter v2: Limit MSO to pipe A using ->pipe_mask Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/2711 Cc: Nischal Varide <nischal.varide@intel.com> Reviewed-by:Uma Shankar <uma.shankar@intel.com> Signed-off-by:
Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/66da48b4b3c5ccffaac7989097cd96d6c6af8243.1614682842.git.jani.nikula@intel.com
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- drivers/gpu/drm/i915/display/intel_ddi.c 37 additions, 0 deletionsdrivers/gpu/drm/i915/display/intel_ddi.c
- drivers/gpu/drm/i915/display/intel_display.c 13 additions, 0 deletionsdrivers/gpu/drm/i915/display/intel_display.c
- drivers/gpu/drm/i915/display/intel_dp.c 39 additions, 4 deletionsdrivers/gpu/drm/i915/display/intel_dp.c
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