pci: _dm_pci_phys_to_bus can be static

To avoid W=1 build warnings, declare this function as static, since it
is not used outside of this translation module.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
index efd8525..044babe 100644 (file)
--- a/drivers/pci/pci-uclass.c
+++ b/drivers/pci/pci-uclass.c
@@ -1426,9 +1426,9 @@ phys_addr_t dm_pci_bus_to_phys(struct udevice *dev, pci_addr_t bus_addr,
        return phys_addr;
 }
 
-int _dm_pci_phys_to_bus(struct udevice *dev, phys_addr_t phys_addr,
-                       unsigned long flags, unsigned long skip_mask,
-                       pci_addr_t *ba)
+static int _dm_pci_phys_to_bus(struct udevice *dev, phys_addr_t phys_addr,
+                              unsigned long flags, unsigned long skip_mask,
+                              pci_addr_t *ba)
 {
        struct pci_region *res;
        struct udevice *ctlr;