1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c
index 93ef8c31fb39..31f6331ca46f 100644
--- a/drivers/pci/controller/dwc/pcie-designware.c
+++ b/drivers/pci/controller/dwc/pcie-designware.c
@@ -22,7 +22,7 @@
 
 int dw_pcie_read(void __iomem *addr, int size, u32 *val)
 {
-        if ((uintptr_t)addr & (size - 1)) {
+        if (!IS_ALIGNED((uintptr_t)addr, size)) {
                 *val = 0;
                 return PCIBIOS_BAD_REGISTER_NUMBER;
         }
@@ -43,7 +43,7 @@ int dw_pcie_read(void __iomem *addr, int size, u32 *val)
 
 int dw_pcie_write(void __iomem *addr, int size, u32 val)
 {
-        if ((uintptr_t)addr & (size - 1))
+        if (!IS_ALIGNED((uintptr_t)addr, size))
                 return PCIBIOS_BAD_REGISTER_NUMBER;
 
         if (size == 4)
@@ -306,7 +306,7 @@ void dw_pcie_disable_atu(struct dw_pcie *pci, int index,
         }
 
         dw_pcie_writel_dbi(pci, PCIE_ATU_VIEWPORT, region | index);
-        dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, ~PCIE_ATU_ENABLE);
+        dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, (u32)~PCIE_ATU_ENABLE);
 }
 
 int dw_pcie_wait_for_link(struct dw_pcie *pci)