diff options
| -rw-r--r-- | arch/s390/crypto/aes_s390.c | 6 | ||||
| -rw-r--r-- | arch/s390/crypto/crypt_s390.h | 14 | ||||
| -rw-r--r-- | arch/s390/crypto/des_s390.c | 4 | ||||
| -rw-r--r-- | arch/s390/crypto/prng.c | 2 | ||||
| -rw-r--r-- | arch/s390/crypto/sha1_s390.c | 2 | ||||
| -rw-r--r-- | arch/s390/crypto/sha256_s390.c | 2 | ||||
| -rw-r--r-- | arch/s390/crypto/sha512_s390.c | 2 |
7 files changed, 20 insertions, 12 deletions
diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c index 58f46734465f..fc97b949254f 100644 --- a/arch/s390/crypto/aes_s390.c +++ b/arch/s390/crypto/aes_s390.c @@ -508,11 +508,11 @@ static int __init aes_s390_init(void) { int ret; - if (crypt_s390_func_available(KM_AES_128_ENCRYPT)) + if (crypt_s390_func_available(KM_AES_128_ENCRYPT, CRYPT_S390_MSA)) keylen_flag |= AES_KEYLEN_128; - if (crypt_s390_func_available(KM_AES_192_ENCRYPT)) + if (crypt_s390_func_available(KM_AES_192_ENCRYPT, CRYPT_S390_MSA)) keylen_flag |= AES_KEYLEN_192; - if (crypt_s390_func_available(KM_AES_256_ENCRYPT)) + if (crypt_s390_func_available(KM_AES_256_ENCRYPT, CRYPT_S390_MSA)) keylen_flag |= AES_KEYLEN_256; if (!keylen_flag) diff --git a/arch/s390/crypto/crypt_s390.h b/arch/s390/crypto/crypt_s390.h index 7ee9a1b4ad9f..4b8c96cab252 100644 --- a/arch/s390/crypto/crypt_s390.h +++ b/arch/s390/crypto/crypt_s390.h @@ -24,6 +24,10 @@ #define CRYPT_S390_PRIORITY 300 #define CRYPT_S390_COMPOSITE_PRIORITY 400 +#define CRYPT_S390_MSA 0x1 +#define CRYPT_S390_MSA3 0x2 +#define CRYPT_S390_MSA4 0x4 + /* s390 cryptographic operations */ enum crypt_s390_operations { CRYPT_S390_KM = 0x0100, @@ -291,13 +295,17 @@ static inline int crypt_s390_kmac(long func, void *param, * * Returns 1 if func available; 0 if func or op in general not available */ -static inline int crypt_s390_func_available(int func) +static inline int crypt_s390_func_available(int func, + unsigned int facility_mask) { unsigned char status[16]; int ret; - /* check if CPACF facility (bit 17) is available */ - if (!test_facility(17)) + if (facility_mask & CRYPT_S390_MSA && !test_facility(17)) + return 0; + if (facility_mask & CRYPT_S390_MSA3 && !test_facility(76)) + return 0; + if (facility_mask & CRYPT_S390_MSA4 && !test_facility(77)) return 0; switch (func & CRYPT_S390_OP_MASK) { diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c index cc5420118393..1121e73115af 100644 --- a/arch/s390/crypto/des_s390.c +++ b/arch/s390/crypto/des_s390.c @@ -381,8 +381,8 @@ static int des_s390_init(void) { int ret; - if (!crypt_s390_func_available(KM_DEA_ENCRYPT) || - !crypt_s390_func_available(KM_TDEA_192_ENCRYPT)) + if (!crypt_s390_func_available(KM_DEA_ENCRYPT, CRYPT_S390_MSA) || + !crypt_s390_func_available(KM_TDEA_192_ENCRYPT, CRYPT_S390_MSA)) return -EOPNOTSUPP; ret = crypto_register_alg(&des_alg); diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c index 975e3ab13cb5..0fc8115b0aea 100644 --- a/arch/s390/crypto/prng.c +++ b/arch/s390/crypto/prng.c @@ -166,7 +166,7 @@ static int __init prng_init(void) int ret; /* check if the CPU has a PRNG */ - if (!crypt_s390_func_available(KMC_PRNG)) + if (!crypt_s390_func_available(KMC_PRNG, CRYPT_S390_MSA)) return -EOPNOTSUPP; if (prng_chunk_size < 8) diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c index f6de7826c979..e9868c6e0a08 100644 --- a/arch/s390/crypto/sha1_s390.c +++ b/arch/s390/crypto/sha1_s390.c @@ -90,7 +90,7 @@ static struct shash_alg alg = { static int __init sha1_s390_init(void) { - if (!crypt_s390_func_available(KIMD_SHA_1)) + if (!crypt_s390_func_available(KIMD_SHA_1, CRYPT_S390_MSA)) return -EOPNOTSUPP; return crypto_register_shash(&alg); } diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c index 61a7db372121..5ed8d64fc2ed 100644 --- a/arch/s390/crypto/sha256_s390.c +++ b/arch/s390/crypto/sha256_s390.c @@ -86,7 +86,7 @@ static struct shash_alg alg = { static int sha256_s390_init(void) { - if (!crypt_s390_func_available(KIMD_SHA_256)) + if (!crypt_s390_func_available(KIMD_SHA_256, CRYPT_S390_MSA)) return -EOPNOTSUPP; return crypto_register_shash(&alg); diff --git a/arch/s390/crypto/sha512_s390.c b/arch/s390/crypto/sha512_s390.c index 4bf73d0dc525..32a81383b69c 100644 --- a/arch/s390/crypto/sha512_s390.c +++ b/arch/s390/crypto/sha512_s390.c @@ -132,7 +132,7 @@ static int __init init(void) { int ret; - if (!crypt_s390_func_available(KIMD_SHA_512)) + if (!crypt_s390_func_available(KIMD_SHA_512, CRYPT_S390_MSA)) return -EOPNOTSUPP; if ((ret = crypto_register_shash(&sha512_alg)) < 0) goto out; |