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{
    "id": 40964,
    "url": "http://patches.dpdk.org/api/patches/40964/",
    "web_url": "http://patches.dpdk.org/patch/40964/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk"
    },
    "msgid": "<20180608220234.10170-7-pablo.de.lara.guarch@intel.com>",
    "date": "2018-06-08T22:02:34",
    "name": "[6/6] cryptodev: replace mbuf scatter gather flag",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "53522f2133b3fb6ffdce75227b7a5c113c0ad797",
    "submitter": {
        "id": 9,
        "url": "http://patches.dpdk.org/api/people/9/",
        "name": "Pablo de Lara",
        "email": "pablo.de.lara.guarch@intel.com"
    },
    "delegate": {
        "id": 22,
        "url": "http://patches.dpdk.org/api/users/22/",
        "username": "pdelarag",
        "first_name": "Pablo",
        "last_name": "de Lara Guarch",
        "email": "pablo.de.lara.guarch@intel.com"
    },
    "mbox": "http://patches.dpdk.org/patch/40964/mbox/",
    "series": [
        {
            "id": 70,
            "url": "http://patches.dpdk.org/api/series/70/",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=70",
            "date": "2018-06-08T22:02:28",
            "name": "Cryptodev API changes",
            "version": 1,
            "mbox": "http://patches.dpdk.org/series/70/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/40964/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/40964/checks/",
    "tags": {},
    "headers": {
        "X-Mailman-Version": "2.1.15",
        "X-ExtLoop1": "1",
        "Errors-To": "dev-bounces@dpdk.org",
        "X-Amp-Result": "SKIPPED(no attachment in message)",
        "X-Mailer": "git-send-email 2.17.0",
        "Received": [
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id C375B1D03B;\n\tSat,  9 Jun 2018 00:02:34 +0200 (CEST)",
            "from mga03.intel.com (mga03.intel.com [134.134.136.65])\n\tby dpdk.org (Postfix) with ESMTP id 6A27D1D03B\n\tfor <dev@dpdk.org>; Sat,  9 Jun 2018 00:02:33 +0200 (CEST)",
            "from fmsmga004.fm.intel.com ([10.253.24.48])\n\tby orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t08 Jun 2018 15:02:32 -0700",
            "from silpixa00399464.ir.intel.com (HELO\n\tsilpixa00399464.ger.corp.intel.com) ([10.237.222.157])\n\tby fmsmga004.fm.intel.com with ESMTP; 08 Jun 2018 15:02:30 -0700"
        ],
        "References": "<20180608220234.10170-1-pablo.de.lara.guarch@intel.com>",
        "X-Amp-File-Uploaded": "False",
        "X-BeenThere": "dev@dpdk.org",
        "Message-Id": "<20180608220234.10170-7-pablo.de.lara.guarch@intel.com>",
        "X-IronPort-AV": "E=Sophos;i=\"5.49,491,1520924400\"; d=\"scan'208\";a=\"61618479\"",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "Precedence": "list",
        "From": "Pablo de Lara <pablo.de.lara.guarch@intel.com>",
        "X-Original-To": "patchwork@dpdk.org",
        "List-Post": "<mailto:dev@dpdk.org>",
        "Return-Path": "<dev-bounces@dpdk.org>",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "In-Reply-To": "<20180608220234.10170-1-pablo.de.lara.guarch@intel.com>",
        "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>",
        "To": "declan.doherty@intel.com, akhil.goyal@nxp.com, ravi1.kumar@amd.com,\n\tjerin.jacob@caviumnetworks.com, roy.fan.zhang@intel.com,\n\tfiona.trahe@intel.com, tdu@semihalf.com, jianjay.zhou@huawei.com",
        "Delivered-To": "patchwork@dpdk.org",
        "List-Unsubscribe": "<https://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "Date": "Fri,  8 Jun 2018 23:02:34 +0100",
        "Cc": "dev@dpdk.org,\n\tPablo de Lara <pablo.de.lara.guarch@intel.com>",
        "List-Archive": "<http://dpdk.org/ml/archives/dev/>",
        "Subject": "[dpdk-dev] [PATCH 6/6] cryptodev: replace mbuf scatter gather flag"
    },
    "content": "The current mbuf scatter gatter feature flag is\ntoo ambiguous, as it is not clear if input and/or output\nbuffers can be scatter gather mbufs or not.\n\nTherefore, two new flags will replace this flag:\nRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN and\nRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT.\n\nSigned-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>\n---\n doc/guides/rel_notes/deprecation.rst        |  2 -\n doc/guides/rel_notes/release_18_08.rst      |  4 ++\n drivers/crypto/aesni_gcm/aesni_gcm_pmd.c    |  2 +-\n drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c |  2 +-\n drivers/crypto/dpaa_sec/dpaa_sec.c          |  3 +-\n drivers/crypto/null/null_crypto_pmd.c       |  3 +-\n drivers/crypto/openssl/rte_openssl_pmd.c    |  2 +-\n drivers/crypto/qat/rte_qat_cryptodev.c      |  3 +-\n lib/librte_cryptodev/rte_cryptodev.c        |  6 ++-\n lib/librte_cryptodev/rte_cryptodev.h        | 12 +++---\n test/test/test_cryptodev.c                  | 41 ++++++++++++++-------\n test/test/test_cryptodev_blockcipher.c      | 11 ++++--\n 12 files changed, 59 insertions(+), 32 deletions(-)",
    "diff": "diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst\nindex 9a73b1d8e..62d635b74 100644\n--- a/doc/guides/rel_notes/deprecation.rst\n+++ b/doc/guides/rel_notes/deprecation.rst\n@@ -105,5 +105,3 @@ Deprecation Notices\n     ``rte_cryptodev_queue_pair_dettach_sym_session()`` will be deprecated from\n     18.05 and removed in 18.08, as there are no drivers doing anything useful\n     with them.\n-  - Some feature flags such as ``RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER`` are ambiguous,\n-    so some will be replaced by more explicit flags.\ndiff --git a/doc/guides/rel_notes/release_18_08.rst b/doc/guides/rel_notes/release_18_08.rst\nindex 0624f3701..89b84846c 100644\n--- a/doc/guides/rel_notes/release_18_08.rst\n+++ b/doc/guides/rel_notes/release_18_08.rst\n@@ -72,6 +72,10 @@ API Changes\n   - ``rte_cryptodev_get_private_session_size`` is replaced with\n     ``rte_cryptodev_sym_get_private_session_size``\n \n+* cryptodev: Feature flag ``RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER`` is\n+  replaced with the more explicit``RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN``\n+  and ``RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT`` flags.\n+\n \n ABI Changes\n -----------\ndiff --git a/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c b/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c\nindex cd5b1952b..aa795cbbc 100644\n--- a/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c\n+++ b/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c\n@@ -492,7 +492,7 @@ aesni_gcm_create(const char *name,\n \tdev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |\n \t\t\tRTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |\n \t\t\tRTE_CRYPTODEV_FF_CPU_AESNI |\n-\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN;\n \n \tswitch (vector_mode) {\n \tcase RTE_AESNI_GCM_SSE:\ndiff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c\nindex 471ad1cbb..cadfeddeb 100644\n--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c\n+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c\n@@ -2762,7 +2762,7 @@ dpaa2_sec_dev_init(struct rte_cryptodev *cryptodev)\n \t\t\tRTE_CRYPTODEV_FF_HW_ACCELERATED |\n \t\t\tRTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |\n \t\t\tRTE_CRYPTODEV_FF_SECURITY |\n-\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN;\n \n \tinternals = cryptodev->data->dev_private;\n \tinternals->max_nb_sessions = RTE_DPAA2_SEC_PMD_MAX_NB_SESSIONS;\ndiff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c b/drivers/crypto/dpaa_sec/dpaa_sec.c\nindex e7ae33c5e..54540d7f6 100644\n--- a/drivers/crypto/dpaa_sec/dpaa_sec.c\n+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c\n@@ -2270,7 +2270,8 @@ dpaa_sec_dev_init(struct rte_cryptodev *cryptodev)\n \t\t\tRTE_CRYPTODEV_FF_HW_ACCELERATED |\n \t\t\tRTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |\n \t\t\tRTE_CRYPTODEV_FF_SECURITY |\n-\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN |\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT;\n \n \tinternals = cryptodev->data->dev_private;\n \tinternals->max_nb_queue_pairs = RTE_DPAA_MAX_NB_SEC_QPS;\ndiff --git a/drivers/crypto/null/null_crypto_pmd.c b/drivers/crypto/null/null_crypto_pmd.c\nindex a8499cf94..d9dc22e0f 100644\n--- a/drivers/crypto/null/null_crypto_pmd.c\n+++ b/drivers/crypto/null/null_crypto_pmd.c\n@@ -177,7 +177,8 @@ cryptodev_null_create(const char *name,\n \n \tdev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |\n \t\t\tRTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |\n-\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN |\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT;\n \n \tinternals = dev->data->dev_private;\n \ndiff --git a/drivers/crypto/openssl/rte_openssl_pmd.c b/drivers/crypto/openssl/rte_openssl_pmd.c\nindex 965cab9f2..6878baa4c 100644\n--- a/drivers/crypto/openssl/rte_openssl_pmd.c\n+++ b/drivers/crypto/openssl/rte_openssl_pmd.c\n@@ -1660,7 +1660,7 @@ cryptodev_openssl_create(const char *name,\n \tdev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |\n \t\t\tRTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |\n \t\t\tRTE_CRYPTODEV_FF_CPU_AESNI |\n-\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN;\n \n \t/* Set vector instructions mode supported */\n \tinternals = dev->data->dev_private;\ndiff --git a/drivers/crypto/qat/rte_qat_cryptodev.c b/drivers/crypto/qat/rte_qat_cryptodev.c\nindex bb109f8ba..4f1ba5f30 100644\n--- a/drivers/crypto/qat/rte_qat_cryptodev.c\n+++ b/drivers/crypto/qat/rte_qat_cryptodev.c\n@@ -89,7 +89,8 @@ crypto_qat_create(const char *name, struct rte_pci_device *pci_dev,\n \tcryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |\n \t\t\tRTE_CRYPTODEV_FF_HW_ACCELERATED |\n \t\t\tRTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |\n-\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN |\n+\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT;\n \n \tinternals = cryptodev->data->dev_private;\n \tswitch (pci_dev->id.device_id) {\ndiff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c\nindex 40e249e79..b180d4c84 100644\n--- a/lib/librte_cryptodev/rte_cryptodev.c\n+++ b/lib/librte_cryptodev/rte_cryptodev.c\n@@ -361,8 +361,10 @@ rte_cryptodev_get_feature_name(uint64_t flag)\n \t\treturn \"CPU_AESNI\";\n \tcase RTE_CRYPTODEV_FF_HW_ACCELERATED:\n \t\treturn \"HW_ACCELERATED\";\n-\tcase RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER:\n-\t\treturn \"MBUF_SCATTER_GATHER\";\n+\tcase RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN:\n+\t\treturn \"MBUF_INPUT_SCATTER_GATHER\";\n+\tcase RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT:\n+\t\treturn \"MBUF_OUTPUT_SCATTER_GATHER\";\n \tcase RTE_CRYPTODEV_FF_CPU_NEON:\n \t\treturn \"CPU_NEON\";\n \tcase RTE_CRYPTODEV_FF_CPU_ARM_CE:\ndiff --git a/lib/librte_cryptodev/rte_cryptodev.h b/lib/librte_cryptodev/rte_cryptodev.h\nindex 8e8a59522..bfb52e7f2 100644\n--- a/lib/librte_cryptodev/rte_cryptodev.h\n+++ b/lib/librte_cryptodev/rte_cryptodev.h\n@@ -345,13 +345,15 @@ rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,\n /**< Operations are off-loaded to an external hardware accelerator */\n #define\tRTE_CRYPTODEV_FF_CPU_AVX512\t\t(1ULL << 8)\n /**< Utilises CPU SIMD AVX512 instructions */\n-#define\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER\t(1ULL << 9)\n-/**< Scatter-gather mbufs are supported */\n-#define\tRTE_CRYPTODEV_FF_CPU_NEON\t\t(1ULL << 10)\n+#define\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN\t(1ULL << 9)\n+/**< Scatter-gather input mbufs are supported */\n+#define RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT (1ULL << 10)\n+/**< Scatter-gather output mbufs are supported */\n+#define\tRTE_CRYPTODEV_FF_CPU_NEON\t\t(1ULL << 11)\n /**< Utilises CPU NEON instructions */\n-#define\tRTE_CRYPTODEV_FF_CPU_ARM_CE\t\t(1ULL << 11)\n+#define\tRTE_CRYPTODEV_FF_CPU_ARM_CE\t\t(1ULL << 12)\n /**< Utilises ARM CPU Cryptographic Extensions */\n-#define\tRTE_CRYPTODEV_FF_SECURITY\t\t(1ULL << 12)\n+#define\tRTE_CRYPTODEV_FF_SECURITY\t\t(1ULL << 13)\n /**< Support Security Protocol Processing */\n \n \ndiff --git a/test/test/test_cryptodev.c b/test/test/test_cryptodev.c\nindex 2c687bd7c..627c3b1b3 100644\n--- a/test/test/test_cryptodev.c\n+++ b/test/test/test_cryptodev.c\n@@ -3152,9 +3152,13 @@ test_kasumi_encryption_sgl(const struct kasumi_test_data *tdata)\n \tstruct rte_cryptodev_info dev_info;\n \n \trte_cryptodev_info_get(ts_params->valid_devs[0], &dev_info);\n-\tif (!(dev_info.feature_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER)) {\n-\t\tprintf(\"Device doesn't support scatter-gather. \"\n-\t\t\t\t\"Test Skipped.\\n\");\n+\n+\tuint64_t feat_flags = dev_info.feature_flags;\n+\n+\tif (!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN) ||\n+\t\t\t!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT)) {\n+\t\tprintf(\"Device doesn't support scatter-gather in both input \"\n+\t\t\t\t\"and output mbufs. Test Skipped.\\n\");\n \t\treturn 0;\n \t}\n \n@@ -3300,9 +3304,12 @@ test_kasumi_encryption_oop_sgl(const struct kasumi_test_data *tdata)\n \tstruct rte_cryptodev_info dev_info;\n \n \trte_cryptodev_info_get(ts_params->valid_devs[0], &dev_info);\n-\tif (!(dev_info.feature_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER)) {\n-\t\tprintf(\"Device doesn't support scatter-gather. \"\n-\t\t\t\t\"Test Skipped.\\n\");\n+\n+\tuint64_t feat_flags = dev_info.feature_flags;\n+\tif (!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN) ||\n+\t\t\t!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT)) {\n+\t\tprintf(\"Device doesn't support scatter-gather in both input \"\n+\t\t\t\t\"and output mbufs. Test Skipped.\\n\");\n \t\treturn 0;\n \t}\n \n@@ -3651,9 +3658,13 @@ test_snow3g_encryption_oop_sgl(const struct snow3g_test_data *tdata)\n \tstruct rte_cryptodev_info dev_info;\n \n \trte_cryptodev_info_get(ts_params->valid_devs[0], &dev_info);\n-\tif (!(dev_info.feature_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER)) {\n-\t\tprintf(\"Device doesn't support scatter-gather. \"\n-\t\t\t\t\"Test Skipped.\\n\");\n+\n+\tuint64_t feat_flags = dev_info.feature_flags;\n+\n+\tif (!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN) ||\n+\t\t\t!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT)) {\n+\t\tprintf(\"Device doesn't support scatter-gather in both input \"\n+\t\t\t\t\"and output mbufs. Test Skipped.\\n\");\n \t\treturn 0;\n \t}\n \n@@ -4485,10 +4496,14 @@ test_zuc_encryption_sgl(const struct wireless_test_data *tdata)\n \t\treturn -ENOTSUP;\n \n \trte_cryptodev_info_get(ts_params->valid_devs[0], &dev_info);\n-\tif (!(dev_info.feature_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER)) {\n-\t\tprintf(\"Device doesn't support scatter-gather. \"\n-\t\t\t\t\"Test Skipped.\\n\");\n-\t\treturn -ENOTSUP;\n+\n+\tuint64_t feat_flags = dev_info.feature_flags;\n+\n+\tif (!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN) ||\n+\t\t\t!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT)) {\n+\t\tprintf(\"Device doesn't support scatter-gather in both input \"\n+\t\t\t\t\"and output mbufs. Test Skipped.\\n\");\n+\t\treturn 0;\n \t}\n \n \tplaintext_len = ceil_byte_length(tdata->plaintext.len);\ndiff --git a/test/test/test_cryptodev_blockcipher.c b/test/test/test_cryptodev_blockcipher.c\nindex 256a7daa2..7a56171e9 100644\n--- a/test/test/test_cryptodev_blockcipher.c\n+++ b/test/test/test_cryptodev_blockcipher.c\n@@ -77,10 +77,13 @@ test_blockcipher_one_case(const struct blockcipher_test_case *t,\n \n \tif (t->feature_mask & BLOCKCIPHER_TEST_FEATURE_SG) {\n \t\trte_cryptodev_info_get(dev_id, &dev_info);\n-\t\tif (!(dev_info.feature_flags &\n-\t\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER)) {\n-\t\t\tprintf(\"Device doesn't support scatter-gather. \"\n-\t\t\t\t\t\"Test Skipped.\\n\");\n+\t\tuint64_t feat_flags = dev_info.feature_flags;\n+\n+\t\tif (!(feat_flags & RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN) ||\n+\t\t\t\t!(feat_flags &\n+\t\t\t\t\tRTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT)) {\n+\t\t\tprintf(\"Device doesn't support scatter-gather in both input \"\n+\t\t\t\t\"and output mbufs. Test Skipped.\\n\");\n \t\t\treturn 0;\n \t\t}\n \t\tnb_segs = 3;\n",
    "prefixes": [
        "6/6"
    ]
}