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-rw-r--r--arch/s390/crypto/prng.c42
-rw-r--r--arch/s390/include/asm/cpacf.h20
-rw-r--r--arch/s390/kvm/kvm-s390.c2
3 files changed, 32 insertions, 32 deletions
diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c
index 5a3ec04a7082..3e47c4a0f18b 100644
--- a/arch/s390/crypto/prng.c
+++ b/arch/s390/crypto/prng.c
@@ -81,7 +81,7 @@ struct prng_ws_s {
u64 byte_counter;
};
-struct ppno_ws_s {
+struct prno_ws_s {
u32 res;
u32 reseed_counter;
u64 stream_bytes;
@@ -93,7 +93,7 @@ struct prng_data_s {
struct mutex mutex;
union {
struct prng_ws_s prngws;
- struct ppno_ws_s ppnows;
+ struct prno_ws_s prnows;
};
u8 *buf;
u32 rest;
@@ -306,12 +306,12 @@ static int __init prng_sha512_selftest(void)
0x36, 0x8c, 0x5a, 0x9f, 0x7a, 0x4b, 0x3e, 0xe2 };
u8 buf[sizeof(random)];
- struct ppno_ws_s ws;
+ struct prno_ws_s ws;
memset(&ws, 0, sizeof(ws));
/* initial seed */
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_SEED,
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_SEED,
&ws, NULL, 0, seed, sizeof(seed));
/* check working states V and C */
@@ -324,9 +324,9 @@ static int __init prng_sha512_selftest(void)
}
/* generate random bytes */
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_GEN,
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_GEN,
&ws, buf, sizeof(buf), NULL, 0);
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_GEN,
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_GEN,
&ws, buf, sizeof(buf), NULL, 0);
/* check against expected data */
@@ -374,16 +374,16 @@ static int __init prng_sha512_instantiate(void)
/* followed by 16 bytes of unique nonce */
get_tod_clock_ext(seed + 64 + 32);
- /* initial seed of the ppno drng */
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_SEED,
- &prng_data->ppnows, NULL, 0, seed, sizeof(seed));
+ /* initial seed of the prno drng */
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_SEED,
+ &prng_data->prnows, NULL, 0, seed, sizeof(seed));
/* if fips mode is enabled, generate a first block of random
bytes for the FIPS 140-2 Conditional Self Test */
if (fips_enabled) {
prng_data->prev = prng_data->buf + prng_chunk_size;
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_GEN,
- &prng_data->ppnows,
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_GEN,
+ &prng_data->prnows,
prng_data->prev, prng_chunk_size, NULL, 0);
}
@@ -412,9 +412,9 @@ static int prng_sha512_reseed(void)
if (ret != sizeof(seed))
return ret;
- /* do a reseed of the ppno drng with this bytestring */
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_SEED,
- &prng_data->ppnows, NULL, 0, seed, sizeof(seed));
+ /* do a reseed of the prno drng with this bytestring */
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_SEED,
+ &prng_data->prnows, NULL, 0, seed, sizeof(seed));
return 0;
}
@@ -425,15 +425,15 @@ static int prng_sha512_generate(u8 *buf, size_t nbytes)
int ret;
/* reseed needed ? */
- if (prng_data->ppnows.reseed_counter > prng_reseed_limit) {
+ if (prng_data->prnows.reseed_counter > prng_reseed_limit) {
ret = prng_sha512_reseed();
if (ret)
return ret;
}
- /* PPNO generate */
- cpacf_ppno(CPACF_PPNO_SHA512_DRNG_GEN,
- &prng_data->ppnows, buf, nbytes, NULL, 0);
+ /* PRNO generate */
+ cpacf_prno(CPACF_PRNO_SHA512_DRNG_GEN,
+ &prng_data->prnows, buf, nbytes, NULL, 0);
/* FIPS 140-2 Conditional Self Test */
if (fips_enabled) {
@@ -653,7 +653,7 @@ static ssize_t prng_counter_show(struct device *dev,
if (mutex_lock_interruptible(&prng_data->mutex))
return -ERESTARTSYS;
if (prng_mode == PRNG_MODE_SHA512)
- counter = prng_data->ppnows.stream_bytes;
+ counter = prng_data->prnows.stream_bytes;
else
counter = prng_data->prngws.byte_counter;
mutex_unlock(&prng_data->mutex);
@@ -774,8 +774,8 @@ static int __init prng_init(void)
/* choose prng mode */
if (prng_mode != PRNG_MODE_TDES) {
- /* check for MSA5 support for PPNO operations */
- if (!cpacf_query_func(CPACF_PPNO, CPACF_PPNO_SHA512_DRNG_GEN)) {
+ /* check for MSA5 support for PRNO operations */
+ if (!cpacf_query_func(CPACF_PRNO, CPACF_PRNO_SHA512_DRNG_GEN)) {
if (prng_mode == PRNG_MODE_SHA512) {
pr_err("The prng module cannot "
"start in SHA-512 mode\n");
diff --git a/arch/s390/include/asm/cpacf.h b/arch/s390/include/asm/cpacf.h
index e2dfbf280d12..ba4aecc2dac7 100644
--- a/arch/s390/include/asm/cpacf.h
+++ b/arch/s390/include/asm/cpacf.h
@@ -25,7 +25,7 @@
#define CPACF_KMO 0xb92b /* MSA4 */
#define CPACF_PCC 0xb92c /* MSA4 */
#define CPACF_KMCTR 0xb92d /* MSA4 */
-#define CPACF_PPNO 0xb93c /* MSA5 */
+#define CPACF_PRNO 0xb93c /* MSA5 */
/*
* En/decryption modifier bits
@@ -123,12 +123,12 @@
#define CPACF_PCKMO_ENC_AES_256_KEY 0x14
/*
- * Function codes for the PPNO (PERFORM PSEUDORANDOM NUMBER OPERATION)
+ * Function codes for the PRNO (PERFORM RANDOM NUMBER OPERATION)
* instruction
*/
-#define CPACF_PPNO_QUERY 0x00
-#define CPACF_PPNO_SHA512_DRNG_GEN 0x03
-#define CPACF_PPNO_SHA512_DRNG_SEED 0x83
+#define CPACF_PRNO_QUERY 0x00
+#define CPACF_PRNO_SHA512_DRNG_GEN 0x03
+#define CPACF_PRNO_SHA512_DRNG_SEED 0x83
typedef struct { unsigned char bytes[16]; } cpacf_mask_t;
@@ -173,7 +173,7 @@ static inline int __cpacf_check_opcode(unsigned int opcode)
case CPACF_PCC:
case CPACF_KMCTR:
return test_facility(77); /* check for MSA4 */
- case CPACF_PPNO:
+ case CPACF_PRNO:
return test_facility(57); /* check for MSA5 */
default:
BUG();
@@ -373,16 +373,16 @@ static inline int cpacf_kmctr(unsigned long func, void *param, u8 *dest,
}
/**
- * cpacf_ppno() - executes the PPNO (PERFORM PSEUDORANDOM NUMBER OPERATION)
+ * cpacf_prno() - executes the PRNO (PERFORM RANDOM NUMBER OPERATION)
* instruction
- * @func: the function code passed to PPNO; see CPACF_PPNO_xxx defines
+ * @func: the function code passed to PRNO; see CPACF_PRNO_xxx defines
* @param: address of parameter block; see POP for details on each func
* @dest: address of destination memory area
* @dest_len: size of destination memory area in bytes
* @seed: address of seed data
* @seed_len: size of seed data in bytes
*/
-static inline void cpacf_ppno(unsigned long func, void *param,
+static inline void cpacf_prno(unsigned long func, void *param,
u8 *dest, long dest_len,
const u8 *seed, long seed_len)
{
@@ -398,7 +398,7 @@ static inline void cpacf_ppno(unsigned long func, void *param,
" brc 1,0b\n" /* handle partial completion */
: [dst] "+a" (r2), [dlen] "+d" (r3)
: [fc] "d" (r0), [pba] "a" (r1),
- [seed] "a" (r4), [slen] "d" (r5), [opc] "i" (CPACF_PPNO)
+ [seed] "a" (r4), [slen] "d" (r5), [opc] "i" (CPACF_PRNO)
: "cc", "memory");
}
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 28983836c0f7..d5c5c911821a 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -273,7 +273,7 @@ static void kvm_s390_cpu_feat_init(void)
kvm_s390_available_subfunc.pcc);
}
if (test_facility(57)) /* MSA5 */
- __cpacf_query(CPACF_PPNO, (cpacf_mask_t *)
+ __cpacf_query(CPACF_PRNO, (cpacf_mask_t *)
kvm_s390_available_subfunc.ppno);
if (MACHINE_HAS_ESOP)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.