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It is proposed to add additional desl_sgl to provide details for destination sgl. The same is also extended to support rte_security usecases, where we need total data length to know how much additional memory space is available in buffer other than data length so that driver/HW can write expanded size data after encryption. Signed-off-by: Gagandeep Singh Signed-off-by: Hemant Agrawal Acked-by: Akhil Goyal Acked-by: Konstantin Ananyev Acked-by: Konstantin Ananyev Acked-by: Thomas Monjalon --- doc/guides/rel_notes/deprecation.rst | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index f4a4d00db2..c19a306c93 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -193,3 +193,15 @@ Deprecation Notices reserved bytes to 2 (from 3), and use 1 byte to indicate warnings and other information from the crypto/security operation. This field will be used to communicate events such as soft expiry with IPsec in lookaside mode. + +* cryptodev: The structure ``rte_crypto_sym_vec`` would be updated to add + ``dest_sgl`` to support out of place processing. This field will be null for + inplace processing. This change is targeted for DPDK 21.11 + +* cryptodev: The structure ``rte_crypto_vec`` would be updated to add + ``tot_len`` to support total buffer length. This is required for security + cases like IPsec and PDCP encryption offload to know how much additional + memory space is available in buffer other than data length so that driver/HW + can write expanded size data after encryption. This change is targeted for + DPDK 21.11 +