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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * rational fractions
- *
- * Copyright (C) 2009 emlix GmbH, Oskar Schirmer <[email protected]>
- *
- * helper functions when coping with rational numbers,
- * e.g. when calculating optimum numerator/denominator pairs for
- * pll configuration taking into account restricted register size
- */
- #ifndef _LINUX_RATIONAL_H
- #define _LINUX_RATIONAL_H
- void rational_best_approximation(
- unsigned long given_numerator, unsigned long given_denominator,
- unsigned long max_numerator, unsigned long max_denominator,
- unsigned long *best_numerator, unsigned long *best_denominator);
- #endif /* _LINUX_RATIONAL_H */
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