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/openbmc/linux/tools/testing/crypto/chacha20-s390/
H A DMakefile349d03ff Sun May 08 08:09:44 CDT 2022 Vladis Dronov <vdronov@redhat.com> crypto: s390 - add crypto library interface for ChaCha20

Implement a crypto library interface for the s390-native ChaCha20 cipher
algorithm. This allows us to stop to select CRYPTO_CHACHA20 and instead
select CRYPTO_ARCH_HAVE_LIB_CHACHA. This allows BIG_KEYS=y not to build
a whole ChaCha20 crypto infrastructure as a built-in, but build a smaller
CRYPTO_LIB_CHACHA instead.

Make CRYPTO_CHACHA_S390 config entry to look like similar ones on other
architectures. Remove CRYPTO_ALGAPI select as anyway it is selected by
CRYPTO_SKCIPHER.

Add a new test module and a test script for ChaCha20 cipher and its
interfaces. Here are test results on an idle z15 machine:

Data | Generic crypto TFM | s390 crypto TFM | s390 lib
size | enc dec | enc dec | enc dec
-----+--------------------+------------------+----------------
512b | 1545ns 1295ns | 604ns 446ns | 430ns 407ns
4k | 9536ns 9463ns | 2329ns 2174ns | 2170ns 2154ns
64k | 149.6us 149.3us | 34.4us 34.5us | 33.9us 33.1us
6M | 23.61ms 23.11ms | 4223us 4160us | 3951us 4008us
60M | 143.9ms 143.9ms | 33.5ms 33.2ms | 32.2ms 32.1ms

Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
H A Drun-tests.sh349d03ff Sun May 08 08:09:44 CDT 2022 Vladis Dronov <vdronov@redhat.com> crypto: s390 - add crypto library interface for ChaCha20

Implement a crypto library interface for the s390-native ChaCha20 cipher
algorithm. This allows us to stop to select CRYPTO_CHACHA20 and instead
select CRYPTO_ARCH_HAVE_LIB_CHACHA. This allows BIG_KEYS=y not to build
a whole ChaCha20 crypto infrastructure as a built-in, but build a smaller
CRYPTO_LIB_CHACHA instead.

Make CRYPTO_CHACHA_S390 config entry to look like similar ones on other
architectures. Remove CRYPTO_ALGAPI select as anyway it is selected by
CRYPTO_SKCIPHER.

Add a new test module and a test script for ChaCha20 cipher and its
interfaces. Here are test results on an idle z15 machine:

Data | Generic crypto TFM | s390 crypto TFM | s390 lib
size | enc dec | enc dec | enc dec
-----+--------------------+------------------+----------------
512b | 1545ns 1295ns | 604ns 446ns | 430ns 407ns
4k | 9536ns 9463ns | 2329ns 2174ns | 2170ns 2154ns
64k | 149.6us 149.3us | 34.4us 34.5us | 33.9us 33.1us
6M | 23.61ms 23.11ms | 4223us 4160us | 3951us 4008us
60M | 143.9ms 143.9ms | 33.5ms 33.2ms | 32.2ms 32.1ms

Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
H A Dtest-cipher.c349d03ff Sun May 08 08:09:44 CDT 2022 Vladis Dronov <vdronov@redhat.com> crypto: s390 - add crypto library interface for ChaCha20

Implement a crypto library interface for the s390-native ChaCha20 cipher
algorithm. This allows us to stop to select CRYPTO_CHACHA20 and instead
select CRYPTO_ARCH_HAVE_LIB_CHACHA. This allows BIG_KEYS=y not to build
a whole ChaCha20 crypto infrastructure as a built-in, but build a smaller
CRYPTO_LIB_CHACHA instead.

Make CRYPTO_CHACHA_S390 config entry to look like similar ones on other
architectures. Remove CRYPTO_ALGAPI select as anyway it is selected by
CRYPTO_SKCIPHER.

Add a new test module and a test script for ChaCha20 cipher and its
interfaces. Here are test results on an idle z15 machine:

Data | Generic crypto TFM | s390 crypto TFM | s390 lib
size | enc dec | enc dec | enc dec
-----+--------------------+------------------+----------------
512b | 1545ns 1295ns | 604ns 446ns | 430ns 407ns
4k | 9536ns 9463ns | 2329ns 2174ns | 2170ns 2154ns
64k | 149.6us 149.3us | 34.4us 34.5us | 33.9us 33.1us
6M | 23.61ms 23.11ms | 4223us 4160us | 3951us 4008us
60M | 143.9ms 143.9ms | 33.5ms 33.2ms | 32.2ms 32.1ms

Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
/openbmc/linux/arch/s390/crypto/
H A Dchacha-glue.c349d03ff Sun May 08 08:09:44 CDT 2022 Vladis Dronov <vdronov@redhat.com> crypto: s390 - add crypto library interface for ChaCha20

Implement a crypto library interface for the s390-native ChaCha20 cipher
algorithm. This allows us to stop to select CRYPTO_CHACHA20 and instead
select CRYPTO_ARCH_HAVE_LIB_CHACHA. This allows BIG_KEYS=y not to build
a whole ChaCha20 crypto infrastructure as a built-in, but build a smaller
CRYPTO_LIB_CHACHA instead.

Make CRYPTO_CHACHA_S390 config entry to look like similar ones on other
architectures. Remove CRYPTO_ALGAPI select as anyway it is selected by
CRYPTO_SKCIPHER.

Add a new test module and a test script for ChaCha20 cipher and its
interfaces. Here are test results on an idle z15 machine:

Data | Generic crypto TFM | s390 crypto TFM | s390 lib
size | enc dec | enc dec | enc dec
-----+--------------------+------------------+----------------
512b | 1545ns 1295ns | 604ns 446ns | 430ns 407ns
4k | 9536ns 9463ns | 2329ns 2174ns | 2170ns 2154ns
64k | 149.6us 149.3us | 34.4us 34.5us | 33.9us 33.1us
6M | 23.61ms 23.11ms | 4223us 4160us | 3951us 4008us
60M | 143.9ms 143.9ms | 33.5ms 33.2ms | 32.2ms 32.1ms

Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
/openbmc/linux/drivers/crypto/
H A DKconfig349d03ff Sun May 08 08:09:44 CDT 2022 Vladis Dronov <vdronov@redhat.com> crypto: s390 - add crypto library interface for ChaCha20

Implement a crypto library interface for the s390-native ChaCha20 cipher
algorithm. This allows us to stop to select CRYPTO_CHACHA20 and instead
select CRYPTO_ARCH_HAVE_LIB_CHACHA. This allows BIG_KEYS=y not to build
a whole ChaCha20 crypto infrastructure as a built-in, but build a smaller
CRYPTO_LIB_CHACHA instead.

Make CRYPTO_CHACHA_S390 config entry to look like similar ones on other
architectures. Remove CRYPTO_ALGAPI select as anyway it is selected by
CRYPTO_SKCIPHER.

Add a new test module and a test script for ChaCha20 cipher and its
interfaces. Here are test results on an idle z15 machine:

Data | Generic crypto TFM | s390 crypto TFM | s390 lib
size | enc dec | enc dec | enc dec
-----+--------------------+------------------+----------------
512b | 1545ns 1295ns | 604ns 446ns | 430ns 407ns
4k | 9536ns 9463ns | 2329ns 2174ns | 2170ns 2154ns
64k | 149.6us 149.3us | 34.4us 34.5us | 33.9us 33.1us
6M | 23.61ms 23.11ms | 4223us 4160us | 3951us 4008us
60M | 143.9ms 143.9ms | 33.5ms 33.2ms | 32.2ms 32.1ms

Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>