usMSTEn          4868 drivers/gpu/drm/amd/include/atombios.h       USHORT                  usMSTEn:1;            // Bit0 is for DP1.2 MST enable
usMSTEn          4870 drivers/gpu/drm/amd/include/atombios.h       USHORT                  usMSTEn:1;            // Bit0 is for DP1.2 MST enable