Merge tag 'u-boot-imx-20190426' of git://git.denx.de/u-boot-imx

[platform/kernel/u-boot.git] / include / linux / crc8.h

diff --git a/include/linux/crc8.h b/include/linux/crc8.h
index b5fd2ac..0ab5b9a 100644 (file)
--- a/include/linux/crc8.h
+++ b/include/linux/crc8.h
@@ -1,7 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (c) 2013 Google, Inc
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 
@@ -14,10 +13,11 @@
  * 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
  *
+ * @crc_start: CRC8 start value
  * @vptr: Buffer to checksum
  * @len: Length of buffer in bytes
  * @return CRC8 checksum
  */
-unsigned int crc8(const unsigned char *vptr, int len);
+unsigned int crc8(unsigned int crc_start, const unsigned char *vptr, int len);
 
 #endif