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crypto: caam - Add MATH command to support shld function

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Perform 32-bit left shift of DEST and concatenate with
left 32 bits of SRC1. {DEST[31:0],SRC1[63:32]}

Signed-off-by: Andrei Varvara <andrei.varvara@freescale.com>
Acked-by: Mihai Serb <mihai.serb@freescale.com>
Reviewed-by: Phillips Kim-R1AAHA <Kim.Phillips@freescale.com>
Reviewed-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Andrei Varvara 2013-05-28 15:37:06 +08:00 committed by Herbert Xu
parent 524f1bd9a3
commit d179333b0c
1 changed files with 2 additions and 0 deletions
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2
drivers/crypto/caam/desc_constr.h
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@ -299,6 +299,8 @@ append_cmd(desc, CMD_MATH | MATH_FUN_##op | MATH_DEST_##dest | \
APPEND_MATH(LSHIFT, desc, dest, src0, src1, len)
#define append_math_rshift(desc, dest, src0, src1, len) \
APPEND_MATH(RSHIFT, desc, dest, src0, src1, len)
#define append_math_ldshift(desc, dest, src0, src1, len) \
APPEND_MATH(SHLD, desc, dest, src0, src1, len)
/* Exactly one source is IMM. Data is passed in as u32 value */
#define APPEND_MATH_IMM_u32(op, desc, dest, src_0, src_1, data) \