device/pci_device.c: Use __func__

Change-Id: Ia6c7de99164682dcbcc375969403d2bfb9675f3c
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49544
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
diff --git a/src/device/pci_device.c b/src/device/pci_device.c
index 5d38423..66f5447 100644
--- a/src/device/pci_device.c
+++ b/src/device/pci_device.c
@@ -1211,14 +1211,13 @@
 	struct device *dev, **prev;
 	int once = 0;
 
-	printk(BIOS_DEBUG, "PCI: pci_scan_bus for bus %02x\n", bus->secondary);
+	printk(BIOS_DEBUG, "PCI: %s for bus %02x\n", __func__, bus->secondary);
 
 	/* Maximum sane devfn is 0xFF. */
 	if (max_devfn > 0xff) {
-		printk(BIOS_ERR, "PCI: pci_scan_bus limits devfn %x - "
-		       "devfn %x\n", min_devfn, max_devfn);
-		printk(BIOS_ERR, "PCI: pci_scan_bus upper limit too big. "
-		       "Using 0xff.\n");
+		printk(BIOS_ERR, "PCI: %s limits devfn %x - devfn %x\n",
+		       __func__, min_devfn, max_devfn);
+		printk(BIOS_ERR, "PCI: %s upper limit too big. Using 0xff.\n", __func__);
 		max_devfn=0xff;
 	}