1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_POWERPC_ARCHRANDOM_H
3 #define _ASM_POWERPC_ARCHRANDOM_H
5 #ifdef CONFIG_ARCH_RANDOM
7 #include <asm/machdep.h>
9 static inline int arch_get_random_long(unsigned long *v)
14 static inline int arch_get_random_int(unsigned int *v)
19 static inline int arch_get_random_seed_long(unsigned long *v)
21 if (ppc_md.get_random_seed)
22 return ppc_md.get_random_seed(v);
26 static inline int arch_get_random_seed_int(unsigned int *v)
31 rc = arch_get_random_long(&val);
38 static inline int arch_has_random(void)
43 static inline int arch_has_random_seed(void)
45 return !!ppc_md.get_random_seed;
47 #endif /* CONFIG_ARCH_RANDOM */
49 #ifdef CONFIG_PPC_POWERNV
50 int powernv_hwrng_present(void);
51 int powernv_get_random_long(unsigned long *v);
52 int powernv_get_random_real_mode(unsigned long *v);
54 static inline int powernv_hwrng_present(void) { return 0; }
55 static inline int powernv_get_random_real_mode(unsigned long *v) { return 0; }
58 #endif /* _ASM_POWERPC_ARCHRANDOM_H */