xref: /OK3568_Linux_fs/kernel/include/linux/timeriomem-rng.h (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * linux/include/linux/timeriomem-rng.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (c) 2009 Alexander Clouter <alex@digriz.org.uk>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _LINUX_TIMERIOMEM_RNG_H
9*4882a593Smuzhiyun #define _LINUX_TIMERIOMEM_RNG_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct timeriomem_rng_data {
12*4882a593Smuzhiyun 	void __iomem		*address;
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun 	/* measures in usecs */
15*4882a593Smuzhiyun 	unsigned int		period;
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun 	/* bits of entropy per 1024 bits read */
18*4882a593Smuzhiyun 	unsigned int		quality;
19*4882a593Smuzhiyun };
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #endif /* _LINUX_TIMERIOMEM_RNG_H */
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