18 lines
338 B
C
18 lines
338 B
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);
|