Commit c4b66406 authored Jun 22, 2012 by Yashpal Dutta Committed by Herbert Xu Jun 27, 2012

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>

parent a68d2595

drivers/crypto/caam/desc_constr.h

+2 −2

Original line number	Diff line number	Diff line
		/*
		* 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);
		}