#ifndef _LINUX_CRC7_H #define _LINUX_CRC7_H #include <linux/types.h> extern const u8 crc7_syndrome_table[256]; static inline u8 crc7_byte(u8 crc, u8 data) { return crc7_syndrome_table[(crc << 1) ^ data]; } extern u8 crc7(u8 crc, const u8 *buffer, size_t len); #endif