1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * linux/include/linux/timeriomem-rng.h 4 * 5 * Copyright (c) 2009 Alexander Clouter <alex@digriz.org.uk> 6 */ 7 8 #ifndef _LINUX_TIMERIOMEM_RNG_H 9 #define _LINUX_TIMERIOMEM_RNG_H 10 11 struct timeriomem_rng_data { 12 void __iomem *address; 13 14 /* measures in usecs */ 15 unsigned int period; 16 17 /* bits of entropy per 1024 bits read */ 18 unsigned int quality; 19 }; 20 21 #endif /* _LINUX_TIMERIOMEM_RNG_H */