OPT_COMB_ADD 4160 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_1_enum.h OPT_COMB_ADD = 0x1, OPT_COMB_ADD 16260 drivers/gpu/drm/amd/include/navi10_enum.h OPT_COMB_ADD = 0x00000001, OPT_COMB_ADD 19482 drivers/gpu/drm/amd/include/vega10_enum.h OPT_COMB_ADD = 0x00000001,