From e652399edba99a5497f0d80f240c9075d3b43493 Mon Sep 17 00:00:00 2001
From: Gary R Hook <gary.hook@amd.com>
Date: Tue, 25 Jul 2017 14:12:11 -0500
Subject: crypto: ccp - Fix XTS-AES-128 support on v5 CCPs

Version 5 CCPs have some new requirements for XTS-AES: the type field
must be specified, and the key requires 512 bits, with each part
occupying 256 bits and padded with zeroes.

cc: <stable@vger.kernel.org> # 4.9.x+

Signed-off-by: Gary R Hook <ghook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 include/linux/ccp.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'include/linux/ccp.h')

diff --git a/include/linux/ccp.h b/include/linux/ccp.h
index 3fd9a6dac344..7e9c991c95e0 100644
--- a/include/linux/ccp.h
+++ b/include/linux/ccp.h
@@ -1,7 +1,7 @@
 /*
  * AMD Cryptographic Coprocessor (CCP) driver
  *
- * Copyright (C) 2013,2016 Advanced Micro Devices, Inc.
+ * Copyright (C) 2013,2017 Advanced Micro Devices, Inc.
  *
  * Author: Tom Lendacky <thomas.lendacky@amd.com>
  * Author: Gary R Hook <gary.hook@amd.com>
@@ -229,6 +229,7 @@ enum ccp_xts_aes_unit_size {
  * AES operation the new IV overwrites the old IV.
  */
 struct ccp_xts_aes_engine {
+	enum ccp_aes_type type;
 	enum ccp_aes_action action;
 	enum ccp_xts_aes_unit_size unit_size;
 
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