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crypto: vmx - Adding asm subroutines for XTS 

This patch add XTS subroutines using VMX-crypto driver.

It gives a boost of 20 times using XTS.

These code has been adopted from OpenSSL project in collaboration
with the original author (Andy Polyakov <appro@openssl.org>).

Signed-off-by: Leonidas S. Barbosa <leosilva@linux.vnet.ibm.com>
Signed-off-by: Paulo Flabiano Smorigo <pfsmorigo@linux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Paulo Flabiano Smorigo 2016-07-18 12:26:25 -03:00 committed by Herbert Xu
parent 5c562338de
commit 11c6e16ee1
2 changed files with 1867 additions and 2 deletions
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4
drivers/crypto/vmx/aesp8-ppc.h
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@ -19,3 +19,7 @@ void aes_p8_cbc_encrypt(const u8 *in, u8 *out, size_t len,
void aes_p8_ctr32_encrypt_blocks(const u8 *in, u8 *out,
size_t len, const struct aes_key *key,
const u8 *iv);
void aes_p8_xts_encrypt(const u8 *in, u8 *out, size_t len,
const struct aes_key *key1, const struct aes_key *key2, u8 *iv);
void aes_p8_xts_decrypt(const u8 *in, u8 *out, size_t len,
const struct aes_key *key1, const struct aes_key *key2, u8 *iv);

1865
drivers/crypto/vmx/aesp8-ppc.pl
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