lib/strmhz.c

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