Hardware bound keys buffer has additional information,
that will be accessed using this new structure.
structure members are:
- flags, flags for hardware specific information.
- key_sz, size of the plain key.
Signed-off-by: Pankaj Gupta <pankaj.gupta@xxxxxxx>
---
include/linux/hw_bound_key.h | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
create mode 100644 include/linux/hw_bound_key.h
diff --git a/include/linux/hw_bound_key.h b/include/linux/hw_bound_key.h
new file mode 100644
index 000000000000..e7f152410438
--- /dev/null
+++ b/include/linux/hw_bound_key.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-only
+ *
+ * Copyright 2022 NXP
+ * Author: Pankaj Gupta <pankaj.gupta@xxxxxxx>
+ */
+
+#ifndef _HW_BOUND_KEY_H
+#define _HW_BOUND_KEY_H
+
+#include "types.h"
+
+struct hw_bound_key_info {
+ /* Key types specific to the hw. [Implementation Defined]
+ */
+ uint8_t flags;
+ uint8_t reserved;
+ /* Plain key size.
+ */
+ uint16_t key_sz;
+};
+
+#define set_hbk_info(hbk_info, hw_flags, key_len) do {\
+ hbk_info->flags = hw_flags;\
+ hbk_info->key_sz = key_len;\
+} while (0)
+
+#endif /* _HW_BOUND_KEY_H */
--
2.17.1
