Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
[cris-mirror.git] / include / linux / rational.h
blob33f5f5fc3e36c92ce63787d32d0479b758c7ff6a
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * rational fractions
5 * Copyright (C) 2009 emlix GmbH, Oskar Schirmer <oskar@scara.com>
7 * helper functions when coping with rational numbers,
8 * e.g. when calculating optimum numerator/denominator pairs for
9 * pll configuration taking into account restricted register size
12 #ifndef _LINUX_RATIONAL_H
13 #define _LINUX_RATIONAL_H
15 void rational_best_approximation(
16 unsigned long given_numerator, unsigned long given_denominator,
17 unsigned long max_numerator, unsigned long max_denominator,
18 unsigned long *best_numerator, unsigned long *best_denominator);
20 #endif /* _LINUX_RATIONAL_H */