mmFMT4_FMT_420_HBLANK_EARLY_START 6512 drivers/gpu/drm/amd/include/asic_reg/dce/dce_11_2_d.h #define mmFMT4_FMT_420_HBLANK_EARLY_START                                       0x43f1
mmFMT4_FMT_420_HBLANK_EARLY_START 7416 drivers/gpu/drm/amd/include/asic_reg/dce/dce_12_0_offset.h #define mmFMT4_FMT_420_HBLANK_EARLY_START                                                              0x0f55