ATCS_SET_PCIE_BUS_WIDTH_SUPPORTED 420 drivers/gpu/drm/amd/include/amd_acpi.h # define ATCS_SET_PCIE_BUS_WIDTH_SUPPORTED (1 << 3) ATCS_SET_PCIE_BUS_WIDTH_SUPPORTED 401 drivers/gpu/drm/radeon/radeon_acpi.h # define ATCS_SET_PCIE_BUS_WIDTH_SUPPORTED (1 << 3)