diff options
| author | Gilad Ben-Yossef <gilad@benyossef.com> | 2018-07-24 16:12:44 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-08-03 12:06:05 +0200 |
| commit | f5c19df90ae7fc21d3dcf50af9d6b456aa6b3351 (patch) | |
| tree | 0c133d85a528eb412f67af2912e38ee89c9ee343 /drivers/crypto/ccree/cc_cipher.c | |
| parent | crypto: ccree - drop useless type flag during reg (diff) | |
| download | linux-f5c19df90ae7fc21d3dcf50af9d6b456aa6b3351.tar.xz linux-f5c19df90ae7fc21d3dcf50af9d6b456aa6b3351.zip | |
crypto: ccree - remove cipher ivgen left overs
IV generation is not available via the skcipher interface.
Remove the left over support of it from the ablkcipher days.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccree/cc_cipher.c')
| -rw-r--r-- | drivers/crypto/ccree/cc_cipher.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c index eb99633570b5..64740dd6f5f1 100644 --- a/drivers/crypto/ccree/cc_cipher.c +++ b/drivers/crypto/ccree/cc_cipher.c @@ -743,14 +743,6 @@ static int cc_cipher_process(struct skcipher_request *req, cc_setup_cipher_data(tfm, req_ctx, dst, src, nbytes, req, desc, &seq_len); - /* do we need to generate IV? */ - if (req_ctx->is_giv) { - cc_req.ivgen_dma_addr[0] = req_ctx->gen_ctx.iv_dma_addr; - cc_req.ivgen_dma_addr_len = 1; - /* set the IV size (8/16 B long)*/ - cc_req.ivgen_size = ivsize; - } - /* STAT_PHASE_3: Lock HW and push sequence */ rc = cc_send_request(ctx_p->drvdata, &cc_req, desc, seq_len, @@ -775,7 +767,6 @@ static int cc_cipher_encrypt(struct skcipher_request *req) { struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req); - req_ctx->is_giv = false; req_ctx->backup_info = NULL; return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_ENCRYPT); @@ -807,8 +798,6 @@ static int cc_cipher_decrypt(struct skcipher_request *req) req_ctx->backup_info = NULL; } - req_ctx->is_giv = false; - return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_DECRYPT); } |