PCIE_LTSSM_STATE_MASK  127 drivers/pci/controller/dwc/pcie-hisi.c #define PCIE_LTSSM_STATE_MASK			0x3F
PCIE_LTSSM_STATE_MASK   49 drivers/pci/controller/dwc/pcie-histb.c #define PCIE_LTSSM_STATE_MASK		GENMASK(5, 0)