diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index 726a765..fda1759 100644
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -111,6 +111,12 @@
 struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn, u32 type,
 				    u32 mask);
 
+static inline void crypto_set_spawn(struct crypto_spawn *spawn,
+				    struct crypto_instance *inst)
+{
+	spawn->inst = inst;
+}
+
 struct crypto_attr_type *crypto_get_attr_type(struct rtattr **tb);
 int crypto_check_attr_type(struct rtattr **tb, u32 type);
 const char *crypto_attr_alg_name(struct rtattr *rta);
@@ -195,10 +201,9 @@
 static inline struct crypto_ablkcipher *crypto_spawn_ablkcipher(
 	struct crypto_spawn *spawn)
 {
-	u32 type = CRYPTO_ALG_TYPE_BLKCIPHER;
-	u32 mask = CRYPTO_ALG_TYPE_BLKCIPHER_MASK;
-
-	return __crypto_ablkcipher_cast(crypto_spawn_tfm(spawn, type, mask));
+	return __crypto_ablkcipher_cast(
+		crypto_spawn_tfm(spawn, crypto_skcipher_type(0),
+				 crypto_skcipher_mask(0)));
 }
 
 static inline struct crypto_blkcipher *crypto_spawn_blkcipher(
@@ -308,5 +313,14 @@
 	return crypto_attr_alg(tb[1], type, mask);
 }
 
+/*
+ * Returns CRYPTO_ALG_ASYNC if type/mask requires the use of sync algorithms.
+ * Otherwise returns zero.
+ */
+static inline int crypto_requires_sync(u32 type, u32 mask)
+{
+	return (type ^ CRYPTO_ALG_ASYNC) & mask & CRYPTO_ALG_ASYNC;
+}
+
 #endif	/* _CRYPTO_ALGAPI_H */