Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm

[linux-2.6-omap-h63xx.git] / arch / s390 / crypto / crypt_s390.h

diff --git a/arch/s390/crypto/crypt_s390.h b/arch/s390/crypto/crypt_s390.h
index 95f5160df27f0f3c12d9a9c978a07c77d5e724d9..0ef9829f2ad69e2e15b743ac1582858a48124067 100644 (file)
--- a/arch/s390/crypto/crypt_s390.h
+++ b/arch/s390/crypto/crypt_s390.h
@@ -82,6 +82,7 @@ enum crypt_s390_kimd_func {
        KIMD_QUERY   = CRYPT_S390_KIMD | 0,
        KIMD_SHA_1   = CRYPT_S390_KIMD | 1,
        KIMD_SHA_256 = CRYPT_S390_KIMD | 2,
+       KIMD_SHA_512 = CRYPT_S390_KIMD | 3,
 };
 
 /*
@@ -92,6 +93,7 @@ enum crypt_s390_klmd_func {
        KLMD_QUERY   = CRYPT_S390_KLMD | 0,
        KLMD_SHA_1   = CRYPT_S390_KLMD | 1,
        KLMD_SHA_256 = CRYPT_S390_KLMD | 2,
+       KLMD_SHA_512 = CRYPT_S390_KLMD | 3,
 };
 
 /*
@@ -294,6 +296,10 @@ static inline int crypt_s390_func_available(int func)
        unsigned char status[16];
        int ret;
 
+       /* check if CPACF facility (bit 17) is available */
+       if (!(stfl() & 1ULL << (31 - 17)))
+               return 0;
+
        switch (func & CRYPT_S390_OP_MASK) {
        case CRYPT_S390_KM:
                ret = crypt_s390_km(KM_QUERY, &status, NULL, NULL, 0);