[dpdk-dev] [PATCH v2] cryptodev: add API note

[Fiona Trahe <fiona.trahe@intel.com>]

Add note to cryptodev API that chained mbufs
are not supported in DOCSISBPI mode.

Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
---
v2 changes:
 - moved the comment from the rte_crypto_sym_op to the algorithm enum

 lib/librte_cryptodev/rte_crypto_sym.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/librte_cryptodev/rte_crypto_sym.h b/lib/librte_cryptodev/rte_crypto_sym.h
index 4d5459f..508f4ee 100644
--- a/lib/librte_cryptodev/rte_crypto_sym.h
+++ b/lib/librte_cryptodev/rte_crypto_sym.h
@@ -111,11 +111,15 @@ enum rte_crypto_cipher_algorithm {
 	RTE_CRYPTO_CIPHER_AES_DOCSISBPI,
 	/**< AES algorithm using modes required by
 	 * DOCSIS Baseline Privacy Plus Spec.
+	 * Chained mbufs are not supported in this mode, i.e. rte_mbuf.next
+	 * for m_src and m_dst in the rte_crypto_sym_op must be NULL.
 	 */
 
 	RTE_CRYPTO_CIPHER_DES_DOCSISBPI,
 	/**< DES algorithm using modes required by
 	 * DOCSIS Baseline Privacy Plus Spec.
+	 * Chained mbufs are not supported in this mode, i.e. rte_mbuf.next
+	 * for m_src and m_dst in the rte_crypto_sym_op must be NULL.
 	 */
 
 	RTE_CRYPTO_CIPHER_LIST_END
-- 
2.5.0