1 files changed, 47 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-tegra/crypto.h b/arch/arm/include/asm/arch-tegra/crypto.h
new file mode 100644
index 0000000000..7646163b97
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra/crypto.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * (C) Copyright 2010 - 2011 NVIDIA Corporation <www.nvidia.com>
+ */
+
+#ifndef _CRYPTO_H_
+#define _CRYPTO_H_
+
+/**
+ * Sign a block of data
+ *
+ * \param source	Source data
+ * \param length	Size of source data
+ * \param signature	Destination address for signature, AES_KEY_LENGTH bytes
+ */
+int sign_data_block(u8 *source, unsigned int length, u8 *signature);
+
+/**
+ * Sign an encrypted block of data
+ *
+ * \param source	Source data
+ * \param length	Size of source data
+ * \param signature	Destination address for signature, AES_KEY_LENGTH bytes
+ * \param key		AES128 encryption key
+ */
+int sign_enc_data_block(u8 *source, unsigned int length, u8 *signature, u8 *key);
+
+/**
+ * Encrypt a block of data
+ *
+ * \param source	Source data
+ * \param length	Size of source data
+ * \param key		AES128 encryption key
+ */
+int encrypt_data_block(u8 *source, unsigned int length, u8 *key);
+
+/**
+ * Decrypt a block of data
+ *
+ * \param source	Source data
+ * \param length	Size of source data
+ * \param key		AES128 encryption key
+ */
+int decrypt_data_block(u8 *source, unsigned int length, u8 *key);
+
+#endif /* #ifndef _CRYPTO_H_ */