ucPpllId         2057 drivers/gpu/drm/amd/include/atombios.h   UCHAR  ucPpllId;            // use when enable DCCG pixel clock ucFlag[1]=1
ucPpllId         8330 drivers/gpu/drm/amd/include/atombios.h   UCHAR ucPpllId;
ucPpllId         7059 drivers/gpu/drm/radeon/atombios.h   UCHAR ucPpllId;