From 7f19380b2cfd412dcef2facefb3f6c62788864d7 Mon Sep 17 00:00:00 2001
From: Eneas U de Queiroz <cotequeiroz@gmail.com>
Date: Fri, 7 Feb 2020 12:02:27 -0300
Subject: crypto: qce - handle AES-XTS cases that qce fails

QCE hangs when presented with an AES-XTS request whose length is larger
than QCE_SECTOR_SIZE (512-bytes), and is not a multiple of it.  Let the
fallback cipher handle them.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 drivers/crypto/qce/common.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'drivers/crypto/qce/common.h')

diff --git a/drivers/crypto/qce/common.h b/drivers/crypto/qce/common.h
index 282d4317470d..9f989cba0f1b 100644
--- a/drivers/crypto/qce/common.h
+++ b/drivers/crypto/qce/common.h
@@ -12,6 +12,9 @@
 #include <crypto/hash.h>
 #include <crypto/internal/skcipher.h>
 
+/* xts du size */
+#define QCE_SECTOR_SIZE			512
+
 /* key size in bytes */
 #define QCE_SHA_HMAC_KEY_SIZE		64
 #define QCE_MAX_CIPHER_KEY_SIZE		AES_KEYSIZE_256
-- 
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