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path: root/drivers/core/tag.c
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Diffstat (limited to 'drivers/core/tag.c')
-rw-r--r--drivers/core/tag.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/core/tag.c b/drivers/core/tag.c
index 22999193a5..a3c5cb7e57 100644
--- a/drivers/core/tag.c
+++ b/drivers/core/tag.c
@@ -6,6 +6,7 @@
#include <malloc.h>
#include <asm/global_data.h>
+#include <dm/root.h>
#include <dm/tag.h>
#include <linux/err.h>
#include <linux/list.h>
@@ -15,6 +16,24 @@ struct udevice;
DECLARE_GLOBAL_DATA_PTR;
+static const char *const tag_name[] = {
+ [DM_TAG_PLAT] = "plat",
+ [DM_TAG_PARENT_PLAT] = "parent_plat",
+ [DM_TAG_UC_PLAT] = "uclass_plat",
+
+ [DM_TAG_PRIV] = "priv",
+ [DM_TAG_PARENT_PRIV] = "parent_priv",
+ [DM_TAG_UC_PRIV] = "uclass_priv",
+ [DM_TAG_DRIVER_DATA] = "driver_data",
+
+ [DM_TAG_EFI] = "efi",
+};
+
+const char *tag_get_name(enum dm_tag_t tag)
+{
+ return tag_name[tag];
+}
+
int dev_tag_set_ptr(struct udevice *dev, enum dm_tag_t tag, void *ptr)
{
struct dmtag_node *node;
@@ -137,3 +156,13 @@ int dev_tag_del_all(struct udevice *dev)
return -ENOENT;
}
+
+void dev_tag_collect_stats(struct dm_stats *stats)
+{
+ struct dmtag_node *node;
+
+ list_for_each_entry(node, &gd->dmtag_list, sibling) {
+ stats->tag_count++;
+ stats->tag_size += sizeof(struct dmtag_node);
+ }
+}