> -----Original Message----- > From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Tomasz Kulasek > Sent: Friday, January 13, 2017 3:23 PM > To: dev@dpdk.org > Subject: [dpdk-dev] [PATCH v5 0/3] Chained Mbufs support in SW PMDs > > This patch set adds support of scattered-gather list for SW PMDs. > > As of now, application needs to reserve continuous block of memory for > mbufs which is not always the case. Hence needed to support chaining of > mbufs which are smaller in size but can be used if chained. > > > Above work involves: > -------------------- > > a) Create mbuf functions to coalesce mbuf chains into a single mbuf. > b) For each software poll mode driver code to detect chained mbufs > support and coalesce these before preforming crypto. > c) Add relevant unit tests to test the functionality. > > > Known limitations for openssl PMD: > ---------------------------------- > > While libcrypto library expects continuous destination buffer for > output of cipher operations, implementation of openssl PMD is limited > the same way, and requires contiguous destination mbuf. > > > changes in v5: > - rebased to the master of dpdk-next-crypto > > changes in v4: > - separated "rte_pktmbuf_linearize" implementation from this patch set > and sent as new patch for better reviewing, > > changes in v3: > - rebased to dpdk-next-crypto > - reused tests for AES GCM SGL support in opensll from "app/test: add > SGL tests to cryptodev QAT suite" > > changes in v2: > - add support for sgl in openssl PMD > - rte_pktmbuf_coalesce replaced with rte_pktmbuf_linearize > - extended test vector data for aes gcm from 60 to 2048 bytes > > > Tomasz Kulasek (3): > crypto: add sgl support in sw PMDs > crypto: add sgl support in openssl PMD > test: add sgl unit tests for crypto devices > > app/test/test_cryptodev.c | 386 ++++++++++++++++++- > app/test/test_cryptodev.h | 138 +++++++ > app/test/test_cryptodev_aes_test_vectors.h | 52 +++ > app/test/test_cryptodev_blockcipher.c | 90 ++--- > app/test/test_cryptodev_blockcipher.h | 1 + > app/test/test_cryptodev_gcm_test_vectors.h | 553 > ++++++++++++++++++++++++++++ > doc/guides/cryptodevs/openssl.rst | 3 +- > drivers/crypto/aesni_gcm/aesni_gcm_pmd.c | 14 + > drivers/crypto/aesni_mb/rte_aesni_mb_pmd.c | 19 +- > drivers/crypto/kasumi/rte_kasumi_pmd.c | 13 + > drivers/crypto/null/null_crypto_pmd.c | 3 +- > drivers/crypto/openssl/rte_openssl_pmd.c | 329 +++++++++++++---- > drivers/crypto/snow3g/rte_snow3g_pmd.c | 15 + > drivers/crypto/zuc/rte_zuc_pmd.c | 13 + > lib/librte_cryptodev/rte_cryptodev.c | 4 +- > lib/librte_cryptodev/rte_cryptodev.h | 2 + > 16 files changed, 1507 insertions(+), 128 deletions(-) > > -- > 1.7.9.5
Applied to dpdk-next-crypto. Thanks, Pablo
