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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_ARCHRANDOM_H
#define _ASM_POWERPC_ARCHRANDOM_H

#ifdef CONFIG_ARCH_RANDOM

#include <asm/machdep.h>

static inline bool arch_get_random_long(unsigned long *v)
{
	return false;
}

static inline bool arch_get_random_int(unsigned int *v)
{
	return false;
}

static inline bool arch_get_random_seed_long(unsigned long *v)
{
	if (ppc_md.get_random_seed)
		return ppc_md.get_random_seed(v);

	return false;
}

static inline bool arch_get_random_seed_int(unsigned int *v)
{
	unsigned long val;
	bool rc;

	rc = arch_get_random_seed_long(&val);
	if (rc)
		*v = val;

	return rc;
}
#endif /* CONFIG_ARCH_RANDOM */

#ifdef CONFIG_PPC_POWERNV
int powernv_hwrng_present(void);
int powernv_get_random_long(unsigned long *v);
int powernv_get_random_real_mode(unsigned long *v);
#else
static inline int powernv_hwrng_present(void) { return 0; }
static inline int powernv_get_random_real_mode(unsigned long *v) { return 0; }
#endif

#endif /* _ASM_POWERPC_ARCHRANDOM_H */