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| author | Hendrik Brueckner <brueckner@linux.vnet.ibm.com> | 2015-04-28 15:52:44 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-06-15 16:36:34 +0200 |
| commit | f848dbd3bc1a71274241c080b57eb912ff9f0098 (patch) | |
| tree | 3546426a8d653b6f747a41011431675cb500e5df /drivers/crypto/Kconfig | |
| parent | s390/crc32-vx: use vector instructions to optimize CRC-32 computation (diff) | |
| download | linux-f848dbd3bc1a71274241c080b57eb912ff9f0098.tar.xz linux-f848dbd3bc1a71274241c080b57eb912ff9f0098.zip | |
s390/crc32-vx: add crypto API module for optimized CRC-32 algorithms
Add a crypto API module to access the vector extension based CRC-32
implementations. Users can request the optimized implementation through
the shash crypto API interface.
Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/crypto/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index d77ba2f12242..1af94e2d1a25 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -159,6 +159,19 @@ config CRYPTO_GHASH_S390 It is available as of z196. +config CRYPTO_CRC32_S390 + tristate "CRC-32 algorithms" + depends on S390 + select CRYPTO_HASH + select CRC32 + help + Select this option if you want to use hardware accelerated + implementations of CRC algorithms. With this option, you + can optimize the computation of CRC-32 (IEEE 802.3 Ethernet) + and CRC-32C (Castagnoli). + + It is available with IBM z13 or later. + config CRYPTO_DEV_MV_CESA tristate "Marvell's Cryptographic Engine" depends on PLAT_ORION |