ATOM_PM_MISCINFO_ENABLE_BACK_BIAS 8960 drivers/gpu/drm/amd/include/atombios.h #define ATOM_PM_MISCINFO_ENABLE_BACK_BIAS                0x80000000L
ATOM_PM_MISCINFO_ENABLE_BACK_BIAS 7655 drivers/gpu/drm/radeon/atombios.h #define ATOM_PM_MISCINFO_ENABLE_BACK_BIAS                0x80000000L