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/* Copyright 2020 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <sys/crc.h>
#include "crc8.h"
/* Polynomial representation for x^8 + x^2 + x + 1 is 0x07 */
#define SMBUS_POLYNOMIAL 0x07
inline uint8_t cros_crc8(const uint8_t *data, int len)
{
return crc8(data, len, SMBUS_POLYNOMIAL, 0, false);
}
uint8_t cros_crc8_arg(const uint8_t *data, int len, uint8_t previous_crc)
{
return crc8(data, len, SMBUS_POLYNOMIAL, previous_crc, false);
}
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