[linux-block.git] / lib / bcd.c

// SPDX-License-Identifier: GPL-2.0
#include <linux/bcd.h>
#include <linux/export.h>

unsigned _bcd2bin(unsigned char val)
{
	return (val & 0x0f) + (val >> 4) * 10;
}
EXPORT_SYMBOL(_bcd2bin);

unsigned char _bin2bcd(unsigned val)
{
	const unsigned int t = (val * 103) >> 10;

	return (t << 4) | (val - t * 10);
}
EXPORT_SYMBOL(_bin2bcd);
Commit	Line	Data
b2441318	1	// SPDX-License-Identifier: GPL-2.0
d3de851a	2	#include <linux/bcd.h>
8bc3bcc9	3	#include <linux/export.h>
d3de851a	4
b53d657d	5	unsigned _bcd2bin(unsigned char val)
d3de851a DB	6	{
	7	return (val & 0x0f) + (val >> 4) * 10;
	8	}
b53d657d	9	EXPORT_SYMBOL(_bcd2bin);
d3de851a	10
b53d657d	11	unsigned char _bin2bcd(unsigned val)
d3de851a	12	{
cbf164cd KWC	13	const unsigned int t = (val * 103) >> 10;
	14
	15	return (t << 4) \| (val - t * 10);
d3de851a	16	}
b53d657d	17	EXPORT_SYMBOL(_bin2bcd);