OPT_COMB_MAX     4163 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_1_enum.h 	OPT_COMB_MAX                                     = 0x4,
OPT_COMB_MAX     16263 drivers/gpu/drm/amd/include/navi10_enum.h OPT_COMB_MAX                             = 0x00000004,
OPT_COMB_MAX     19485 drivers/gpu/drm/amd/include/vega10_enum.h OPT_COMB_MAX                             = 0x00000004,