drivers/usb/ehci_debug.c: Drop preprocessor usage

There's no need to use ugly preprocessor here when regular C conditional
statements will work just fine.

Change-Id: I5abd445a335b43fb95e4df087d44e82c3f44349b
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43295
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
diff --git a/src/drivers/usb/ehci_debug.c b/src/drivers/usb/ehci_debug.c
index 5af8e2e..e5841d7 100644
--- a/src/drivers/usb/ehci_debug.c
+++ b/src/drivers/usb/ehci_debug.c
@@ -584,23 +584,21 @@
 	//return ret;
 
 next_debug_port:
-#if CONFIG_USBDEBUG_DEFAULT_PORT == 0
-	port_map_tried |= (1 << (debug_port - 1));
-	new_debug_port = ((debug_port-1 + 1) % n_ports) + 1;
-	if (port_map_tried != ((1 << n_ports) - 1)) {
-		ehci_debug_select_port(new_debug_port);
-		goto try_next_port;
+	if (CONFIG_USBDEBUG_DEFAULT_PORT == 0) {
+		port_map_tried |= (1 << (debug_port - 1));
+		new_debug_port = ((debug_port-1 + 1) % n_ports) + 1;
+		if (port_map_tried != ((1 << n_ports) - 1)) {
+			ehci_debug_select_port(new_debug_port);
+			goto try_next_port;
+		}
+		if (--playtimes) {
+			ehci_debug_select_port(new_debug_port);
+			goto try_next_time;
+		}
+	} else {
+		if (--playtimes)
+			goto try_next_time;
 	}
-	if (--playtimes) {
-		ehci_debug_select_port(new_debug_port);
-		goto try_next_time;
-	}
-#else
-	if (0)
-		goto try_next_port;
-	if (--playtimes)
-		goto try_next_time;
-#endif
 
 	return -10;
 }