XTAL_REF_CLOCK_SOURCE_SEL_PPLL 931 drivers/gpu/drm/amd/include/asic_reg/dce/dce_11_2_enum.h XTAL_REF_CLOCK_SOURCE_SEL_PPLL = 0x1, XTAL_REF_CLOCK_SOURCE_SEL_PPLL 11048 drivers/gpu/drm/amd/include/vega10_enum.h XTAL_REF_CLOCK_SOURCE_SEL_PPLL = 0x00000001,