Merge remote-tracking branch 'u-boot-imx/master'

[karo-tx-uboot.git] / include / u-boot / crc.h

diff --git a/include/u-boot/crc.h b/include/u-boot/crc.h
index 07badbfc5a95d170a7ea99d142abd0d2a97d5088..754ac729cec2adc71b189288bf5da6d6b30dc546 100644 (file)
--- a/include/u-boot/crc.h
+++ b/include/u-boot/crc.h
@@ -3,23 +3,7 @@
  * Marvell Semiconductor <www.marvell.com>
  * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #ifndef _UBOOT_CRC_H
@@ -30,4 +14,15 @@ uint32_t crc32 (uint32_t, const unsigned char *, uint);
 uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
 uint32_t crc32_no_comp (uint32_t, const unsigned char *, uint);
 
+/**
+ * crc32_wd_buf - Perform CRC32 on a buffer and return result in buffer
+ *
+ * @input:     Input buffer
+ * @ilen:      Input buffer length
+ * @output:    Place to put checksum result (4 bytes)
+ * @chunk_sz:  Trigger watchdog after processing this many bytes
+ */
+void crc32_wd_buf(const unsigned char *input, uint ilen,
+                   unsigned char *output, uint chunk_sz);
+
 #endif /* _UBOOT_CRC_H */