lib/strmhz.c

   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_CLOSEST(hz, 1000) / 1000L;
  15         l = sprintf (buf, "%ld", n);
  16
  17         hz -= n * 1000000L;
  18         m = DIV_ROUND_CLOSEST(hz, 1000L);
  19         if (m != 0)
  20                 sprintf (buf + l, ".%03ld", m);
  21         return (buf);
  22 }