#define SMMU_ADDR_TO_PFN(addr) ((addr) >> 12)
#define SMMU_ADDR_TO_PDN(addr) ((addr) >> 22)
-#define SMMU_PDN_TO_ADDR(addr) ((pdn) << 22)
+#define SMMU_PDN_TO_ADDR(pdn) ((pdn) << 22)
#define _READABLE (1 << SMMU_PTB_DATA_ASID_READABLE_SHIFT)
#define _WRITABLE (1 << SMMU_PTB_DATA_ASID_WRITABLE_SHIFT)