PCI: xgene: Clean up whitespace

Use tabs (not spaces) for indentation.  No functional change intended.
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>

drivers/pci/host/pci-xgene.c

@@ -593,8 +593,7 @@ static void xgene_pcie_clear_config(struct xgene_pcie_port *port)
 		xgene_pcie_writel(port, i, 0);
 }
 
-static int xgene_pcie_setup(struct xgene_pcie_port *port,
-			    struct list_head *res,
+static int xgene_pcie_setup(struct xgene_pcie_port *port, struct list_head *res,
 			    resource_size_t io_base)
 {
 	struct device *dev = port->dev;