2013-05-13 14:52:13

by Andrei Varvara

[permalink] [raw]
Subject: [PATCH 3/8] crypto: caam - Add MATH command to support shld function

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 <[email protected]>
Acked-by: Mihai Serb <[email protected]>
Reviewed-by: Phillips Kim-R1AAHA <[email protected]>
Reviewed-by: Fleming Andrew-AFLEMING <[email protected]>
---
drivers/crypto/caam/desc_constr.h | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index fc4470a..08c95a1 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -295,14 +295,16 @@ append_cmd(desc, CMD_MATH | MATH_FUN_##op | MATH_DEST_##dest | \
APPEND_MATH(OR, desc, dest, src0, src1, len)
#define append_math_xor(desc, dest, src0, src1, len) \
APPEND_MATH(XOR, desc, dest, src0, src1, len)
#define append_math_lshift(desc, dest, src0, src1, len) \
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) \
do { \
APPEND_MATH(op, desc, dest, src_0, src_1, CAAM_CMD_SZ); \
append_cmd(desc, data); \
} while (0);
--
1.7.3.4