bcd.c

 1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/bcd.h>
 3#include <linux/export.h>
 4
 5unsigned _bcd2bin(unsigned char val)
 6{
 7	return (val & 0x0f) + (val >> 4) * 10;
 8}
 9EXPORT_SYMBOL(_bcd2bin);
10
11unsigned char _bin2bcd(unsigned val)
12{
13	const unsigned int t = (val * 103) >> 10;
14
15	return (t << 4) | (val - t * 10);
16}
17EXPORT_SYMBOL(_bin2bcd);