ATOM_IGP_INFO_V6_SYSTEM_CONFIG__PCIE_POWER_GATING_ENABLE 5713 drivers/gpu/drm/amd/include/atombios.h #define ATOM_IGP_INFO_V6_SYSTEM_CONFIG__PCIE_POWER_GATING_ENABLE 1 // refer to ulSystemConfig bit[0] ATOM_IGP_INFO_V6_SYSTEM_CONFIG__PCIE_POWER_GATING_ENABLE 4786 drivers/gpu/drm/radeon/atombios.h #define ATOM_IGP_INFO_V6_SYSTEM_CONFIG__PCIE_POWER_GATING_ENABLE 1 // refer to ulSystemConfig bit[0]