diff --git a/src/log.c b/src/log.c
index 51d1b0d0..c31a76cc 100644
--- a/src/log.c
+++ b/src/log.c
@@ -174,16 +174,16 @@ static ofono_bool_t is_enabled(struct ofono_debug_desc *desc)
 	return FALSE;
 }
 
-int __ofono_log_init(const char *debug, ofono_bool_t detach)
+void __ofono_log_enable(struct ofono_debug_desc *start,
+					struct ofono_debug_desc *stop)
 {
-	int option = LOG_NDELAY | LOG_PID;
 	struct ofono_debug_desc *desc;
 	const char *name = NULL, *file = NULL;
 
-	if (debug != NULL)
-		enabled = g_strsplit_set(debug, ":, ", 0);
+	if (start == NULL || stop == NULL)
+		return;
 
-	for (desc = __start___debug; desc < __stop___debug; desc++) {
+	for (desc = start; desc < stop; desc++) {
 		if (file != NULL || name != NULL) {
 			if (g_strcmp0(desc->file, file) == 0) {
 				if (desc->name == NULL)
@@ -195,6 +195,16 @@ int __ofono_log_init(const char *debug, ofono_bool_t detach)
 		if (is_enabled(desc) == TRUE)
 			desc->flags |= OFONO_DEBUG_FLAG_PRINT;
 	}
+}
+
+int __ofono_log_init(const char *debug, ofono_bool_t detach)
+{
+	int option = LOG_NDELAY | LOG_PID;
+
+	if (debug != NULL)
+		enabled = g_strsplit_set(debug, ":, ", 0);
+
+	__ofono_log_enable(__start___debug, __stop___debug);
 
 	if (detach == FALSE)
 		option |= LOG_PERROR;
diff --git a/src/ofono.h b/src/ofono.h
index 5e3a6b59..188c6643 100644
--- a/src/ofono.h
+++ b/src/ofono.h
@@ -36,6 +36,8 @@ void __ofono_modem_shutdown(void);
 
 int __ofono_log_init(const char *debug, ofono_bool_t detach);
 void __ofono_log_cleanup(void);
+void __ofono_log_enable(struct ofono_debug_desc *start,
+					struct ofono_debug_desc *stop);
 
 #include <ofono/dbus.h>