From 6476c4d9818beac88610f18ff3c3cb05c7a1f33b Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Thu, 16 Dec 2021 20:59:32 -0700
Subject: dm: core: Allow getting some basic stats

Add a function that returns some basic stats about driver model. For now
we only have two.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 drivers/core/root.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'drivers/core/root.c')

diff --git a/drivers/core/root.c b/drivers/core/root.c
index 26b8195faa3..815173f86eb 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -26,6 +26,7 @@
 #include <dm/read.h>
 #include <dm/root.h>
 #include <dm/uclass.h>
+#include <dm/uclass-internal.h>
 #include <dm/util.h>
 #include <linux/list.h>
 
@@ -407,6 +408,12 @@ int dm_init_and_scan(bool pre_reloc_only)
 	return 0;
 }
 
+void dm_get_stats(int *device_countp, int *uclass_countp)
+{
+	*device_countp = device_get_decendent_count(gd->dm_root);
+	*uclass_countp = uclass_get_count();
+}
+
 #ifdef CONFIG_ACPIGEN
 static int root_acpi_get_name(const struct udevice *dev, char *out_name)
 {
-- 
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