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4515992fc7
The Linux-compatible macro DIV_ROUND_CLOSEST is a bit more flexible and safer than DIV_ROUND. For example, foo = DIV_ROUND_CLOSEST(x, y++) works expectedly, but foo = DIV_ROUND(x, y++) does not. (y is incremented twice.) Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
23 lines
412 B
C
23 lines
412 B
C
/*
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* (C) Copyright 2002-2006
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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char *strmhz (char *buf, unsigned long hz)
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{
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long l, n;
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long m;
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n = DIV_ROUND_CLOSEST(hz, 1000) / 1000L;
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l = sprintf (buf, "%ld", n);
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hz -= n * 1000000L;
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m = DIV_ROUND_CLOSEST(hz, 1000L);
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if (m != 0)
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sprintf (buf + l, ".%03ld", m);
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return (buf);
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}
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