v4.19.13 snapshot.
diff --git a/include/crypto/internal/simd.h b/include/crypto/internal/simd.h
new file mode 100644
index 0000000..f183445
--- /dev/null
+++ b/include/crypto/internal/simd.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Shared crypto simd helpers
+ */
+
+#ifndef _CRYPTO_INTERNAL_SIMD_H
+#define _CRYPTO_INTERNAL_SIMD_H
+
+struct simd_skcipher_alg;
+struct skcipher_alg;
+
+struct simd_skcipher_alg *simd_skcipher_create_compat(const char *algname,
+ const char *drvname,
+ const char *basename);
+struct simd_skcipher_alg *simd_skcipher_create(const char *algname,
+ const char *basename);
+void simd_skcipher_free(struct simd_skcipher_alg *alg);
+
+int simd_register_skciphers_compat(struct skcipher_alg *algs, int count,
+ struct simd_skcipher_alg **simd_algs);
+
+void simd_unregister_skciphers(struct skcipher_alg *algs, int count,
+ struct simd_skcipher_alg **simd_algs);
+
+#endif /* _CRYPTO_INTERNAL_SIMD_H */