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