ATCS_PERF_LEVEL_3 454 drivers/gpu/drm/amd/include/amd_acpi.h # define ATCS_PERF_LEVEL_3 4 /* PCIE Gen 3 */ ATCS_PERF_LEVEL_3 435 drivers/gpu/drm/radeon/radeon_acpi.h # define ATCS_PERF_LEVEL_3 4 /* PCIE Gen 3 */