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common: Drop linux/crc8.h

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We have an existing U-Boot header for the one function that this defines.
Use that instead of the linux/ one. Move over the nice comment.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Simon Glass
2019-11-14 12:57:14 -07:00
committed by Tom Rini
parent 840ef4d43b
commit c3a4d1c3ee
6 changed files with 22 additions and 28 deletions
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14
include/u-boot/crc.h
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@@ -8,7 +8,19 @@
#ifndef _UBOOT_CRC_H
#define _UBOOT_CRC_H
/* lib/crc8.c */
/**
* crc8() - Calculate and return CRC-8 of the data
*
* This uses an x^8 + x^2 + x + 1 polynomial. A table-based algorithm would
* be faster, but for only a few bytes it isn't worth the code size
*
* lib/crc8.c
*
* @crc_start: CRC8 start value
* @vptr: Buffer to checksum
* @len: Length of buffer in bytes
* @return CRC8 checksum
*/
unsigned int crc8(unsigned int crc_start, const unsigned char *vptr, int len);
/* lib/crc16.c - 16 bit CRC with polynomial x^16+x^12+x^5+1 (CRC-CCITT) */