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s390/crypto: Support for SHA3 via CPACF (MSA6)

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This patch introduces sha3 support for s390.

- Rework the s390-specific SHA1 and SHA2 related code to
  provide the basis for SHA3.
- Provide two new kernel modules sha3_256_s390 and
  sha3_512_s390 together with new kernel options.

Signed-off-by: Joerg Schmidbauer <[email protected]>
Reviewed-by: Ingo Franzki <[email protected]>
Reviewed-by: Harald Freudenberger <[email protected]>
Signed-off-by: Heiko Carstens <[email protected]>
This commit is contained in:
Joerg Schmidbauer 2019-08-14 14:56:54 +02:00 • committed by Heiko Carstens
commit 3c2eb6b76c
9 changed files with 395 additions and 28 deletions
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20
drivers/crypto/Kconfig
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@ -145,6 +145,26 @@ config CRYPTO_SHA512_S390
It is available as of z10.
config CRYPTO_SHA3_256_S390
tristate "SHA3_224 and SHA3_256 digest algorithm"
depends on S390
select CRYPTO_HASH
help
This is the s390 hardware accelerated implementation of the
SHA3_256 secure hash standard.
It is available as of z14.
config CRYPTO_SHA3_512_S390
tristate "SHA3_384 and SHA3_512 digest algorithm"
depends on S390
select CRYPTO_HASH
help
This is the s390 hardware accelerated implementation of the
SHA3_512 secure hash standard.
It is available as of z14.
config CRYPTO_DES_S390
tristate "DES and Triple DES cipher algorithms"
depends on S390