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v3.1
 
 1#include <linux/bcd.h>
 2#include <linux/module.h>
 3
 4unsigned bcd2bin(unsigned char val)
 5{
 6	return (val & 0x0f) + (val >> 4) * 10;
 7}
 8EXPORT_SYMBOL(bcd2bin);
 9
10unsigned char bin2bcd(unsigned val)
11{
12	return ((val / 10) << 4) + val % 10;
13}
14EXPORT_SYMBOL(bin2bcd);
v6.2
 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	return ((val / 10) << 4) + val % 10;
14}
15EXPORT_SYMBOL(_bin2bcd);