xref: /openbmc/u-boot/lib/strmhz.c (revision dd580801)
1 /*
2  * (C) Copyright 2002-2006
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 #include <common.h>
8 
9 char *strmhz (char *buf, unsigned long hz)
10 {
11 	long l, n;
12 	long m;
13 
14 	n = DIV_ROUND(hz, 1000) / 1000L;
15 	l = sprintf (buf, "%ld", n);
16 
17 	hz -= n * 1000000L;
18 	m = DIV_ROUND(hz, 1000L);
19 	if (m != 0)
20 		sprintf (buf + l, ".%03ld", m);
21 	return (buf);
22 }
23