src/sb: Use 'print("%s...", __func__)'

Change-Id: Ie0d845d3e501ed5ebeef1997944445d31768e410
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39373
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/amd/pi/hudson/hudson.c b/src/southbridge/amd/pi/hudson/hudson.c
index 63fe473..852144b 100644
--- a/src/southbridge/amd/pi/hudson/hudson.c
+++ b/src/southbridge/amd/pi/hudson/hudson.c
@@ -26,7 +26,7 @@
 
 void hudson_enable(struct device *dev)
 {
-	printk(BIOS_DEBUG, "hudson_enable()\n");
+	printk(BIOS_DEBUG, "%s()\n", __func__);
 	switch (dev->path.pci.devfn) {
 	case PCI_DEVFN(0x14, 7): /* SD */
 		if (dev->enabled == 0) {