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path: root/drivers/crypto/caam/caamalg_desc.c
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Diffstat (limited to 'drivers/crypto/caam/caamalg_desc.c')
-rw-r--r--drivers/crypto/caam/caamalg_desc.c31
1 files changed, 25 insertions, 6 deletions
diff --git a/drivers/crypto/caam/caamalg_desc.c b/drivers/crypto/caam/caamalg_desc.c
index a73b79c5d46c..72531837571e 100644
--- a/drivers/crypto/caam/caamalg_desc.c
+++ b/drivers/crypto/caam/caamalg_desc.c
@@ -33,12 +33,11 @@ static inline void append_dec_op1(u32 *desc, u32 type)
}
jump_cmd = append_jump(desc, JUMP_TEST_ALL | JUMP_COND_SHRD);
- append_operation(desc, type | OP_ALG_AS_INITFINAL |
- OP_ALG_DECRYPT);
+ append_operation(desc, type | OP_ALG_AS_INIT | OP_ALG_DECRYPT);
uncond_jump_cmd = append_jump(desc, JUMP_TEST_ALL);
set_jump_tgt_here(desc, jump_cmd);
- append_operation(desc, type | OP_ALG_AS_INITFINAL |
- OP_ALG_DECRYPT | OP_ALG_AAI_DK);
+ append_operation(desc, type | OP_ALG_AS_INIT | OP_ALG_DECRYPT |
+ OP_ALG_AAI_DK);
set_jump_tgt_here(desc, uncond_jump_cmd);
}
@@ -1392,12 +1391,18 @@ void cnstr_shdsc_skcipher_encap(u32 * const desc, struct alginfo *cdata,
LDST_OFFSET_SHIFT));
/* Load operation */
- append_operation(desc, cdata->algtype | OP_ALG_AS_INITFINAL |
+ append_operation(desc, cdata->algtype | OP_ALG_AS_INIT |
OP_ALG_ENCRYPT);
/* Perform operation */
skcipher_append_src_dst(desc);
+ /* Store IV */
+ if (ivsize)
+ append_seq_store(desc, ivsize, LDST_SRCDST_BYTE_CONTEXT |
+ LDST_CLASS_1_CCB | (ctx1_iv_off <<
+ LDST_OFFSET_SHIFT));
+
print_hex_dump_debug("skcipher enc shdesc@" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc),
1);
@@ -1459,7 +1464,7 @@ void cnstr_shdsc_skcipher_decap(u32 * const desc, struct alginfo *cdata,
/* Choose operation */
if (ctx1_iv_off)
- append_operation(desc, cdata->algtype | OP_ALG_AS_INITFINAL |
+ append_operation(desc, cdata->algtype | OP_ALG_AS_INIT |
OP_ALG_DECRYPT);
else
append_dec_op1(desc, cdata->algtype);
@@ -1467,6 +1472,12 @@ void cnstr_shdsc_skcipher_decap(u32 * const desc, struct alginfo *cdata,
/* Perform operation */
skcipher_append_src_dst(desc);
+ /* Store IV */
+ if (ivsize)
+ append_seq_store(desc, ivsize, LDST_SRCDST_BYTE_CONTEXT |
+ LDST_CLASS_1_CCB | (ctx1_iv_off <<
+ LDST_OFFSET_SHIFT));
+
print_hex_dump_debug("skcipher dec shdesc@" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc),
1);
@@ -1516,6 +1527,10 @@ void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata)
/* Perform operation */
skcipher_append_src_dst(desc);
+ /* Store upper 8B of IV */
+ append_seq_store(desc, 8, LDST_SRCDST_BYTE_CONTEXT | LDST_CLASS_1_CCB |
+ (0x20 << LDST_OFFSET_SHIFT));
+
print_hex_dump_debug("xts skcipher enc shdesc@" __stringify(__LINE__)
": ", DUMP_PREFIX_ADDRESS, 16, 4,
desc, desc_bytes(desc), 1);
@@ -1564,6 +1579,10 @@ void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata)
/* Perform operation */
skcipher_append_src_dst(desc);
+ /* Store upper 8B of IV */
+ append_seq_store(desc, 8, LDST_SRCDST_BYTE_CONTEXT | LDST_CLASS_1_CCB |
+ (0x20 << LDST_OFFSET_SHIFT));
+
print_hex_dump_debug("xts skcipher dec shdesc@" __stringify(__LINE__)
": ", DUMP_PREFIX_ADDRESS, 16, 4, desc,
desc_bytes(desc), 1);