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