mmDP8_DP_SEC_TIMESTAMP 4775 drivers/gpu/drm/amd/include/asic_reg/dce/dce_11_0_d.h #define mmDP8_DP_SEC_TIMESTAMP 0x57cd mmDP8_DP_SEC_TIMESTAMP 6007 drivers/gpu/drm/amd/include/asic_reg/dce/dce_11_2_d.h #define mmDP8_DP_SEC_TIMESTAMP 0x57cd