1 files changed, 18 insertions, 0 deletions
diff --git a/arch/riscv/lib/crc64_msb.c b/arch/riscv/lib/crc64_msb.c
new file mode 100644
index 000000000000..1925d1dbe225
--- /dev/null
+++ b/arch/riscv/lib/crc64_msb.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * RISC-V optimized most-significant-bit-first CRC64
+ *
+ * Copyright 2025 Google LLC
+ */
+
+#include "crc-clmul.h"
+
+typedef u64 crc_t;
+#define LSB_CRC 0
+#include "crc-clmul-template.h"
+
+u64 crc64_msb_clmul(u64 crc, const void *p, size_t len,
+		    const struct crc_clmul_consts *consts)
+{
+	return crc_clmul(crc, p, len, consts);
+}