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authorYashpal Dutta <yashpal.dutta@freescale.com>2012-06-23 02:42:37 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2012-06-27 08:42:03 +0200
commitc4b664063ea5c007f05d2d23aa6edc9cfd385aa3 (patch)
tree444baf86a9ecb10a9d8c08031a60e855c34eda64 /drivers/crypto/caam
parentcrypto: caam - fix input job ring element dma mapping size (diff)
downloadlinux-c4b664063ea5c007f05d2d23aa6edc9cfd385aa3.tar.xz
linux-c4b664063ea5c007f05d2d23aa6edc9cfd385aa3.zip
crypto: caam - fix start index for Protocol shared descriptors
In case of protocol acceleration descriptors, Shared descriptor header must carry size of header length + PDB length in words which will be skipped by DECO while processing descriptor to provide first command word offset Signed-off-by: Yashpal Dutta <yashpal.dutta@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam')
-rw-r--r--drivers/crypto/caam/desc_constr.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index 348b882275f0..0d31e27b18ea 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -1,7 +1,7 @@
/*
* caam descriptor construction helper functions
*
- * Copyright 2008-2011 Freescale Semiconductor, Inc.
+ * Copyright 2008-2012 Freescale Semiconductor, Inc.
*/
#include "desc.h"
@@ -64,7 +64,7 @@ static inline void init_sh_desc_pdb(u32 *desc, u32 options, size_t pdb_bytes)
{
u32 pdb_len = pdb_bytes / CAAM_CMD_SZ + 1;
- init_sh_desc(desc, ((pdb_len << HDR_START_IDX_SHIFT) + pdb_len) |
+ init_sh_desc(desc, (((pdb_len + 1) << HDR_START_IDX_SHIFT) + pdb_len) |
options);
}