[U-Boot] [PATCH v3 14/18] efi_loader: provide link between devices and EFI handles

[Heinrich Schuchardt <xypron.glpk@gmx.de>]

U-Boot devices and EFI handles can be related, e.g. an
IDE disk relates to a handle with the EFI_BLOCK_IO_PROTOCOL.
Provide a pointer to store this link.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
v3
	Don't add an unused handle field to struct udevice.
v2
	no change
---
 include/efi_loader.h          | 2 ++
 lib/efi_loader/efi_boottime.c | 1 +
 2 files changed, 3 insertions(+)

diff --git a/include/efi_loader.h b/include/efi_loader.h
index 188bc06bcc..3579db8b63 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -139,6 +139,8 @@ struct efi_object {
 	struct list_head protocols;
 	/* The object spawner can either use this for data or as identifier */
 	void *handle;
+	/* Device */
+	struct udevice *dev;
 };
 
 /**
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 324abe4d48..15baeb275f 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -361,6 +361,7 @@ efi_status_t efi_create_handle(void **handle)
 			      (void **)&obj);
 	if (r != EFI_SUCCESS)
 		return r;
+	memset(obj, 0, sizeof(struct efi_object));
 	efi_add_handle(obj);
 	*handle = obj->handle;
 	return r;
-- 
2.14.2