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GET /api/patches/21209/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 21209,
    "url": "https://patches.dpdk.org/api/patches/21209/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/1488545223-25739-24-git-send-email-hemant.agrawal@nxp.com/",
    "project": {
        "id": 1,
        "url": "https://patches.dpdk.org/api/projects/1/?format=api",
        "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",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
        "commit_url_format": ""
    },
    "msgid": "<1488545223-25739-24-git-send-email-hemant.agrawal@nxp.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1488545223-25739-24-git-send-email-hemant.agrawal@nxp.com",
    "date": "2017-03-03T12:46:40",
    "name": "[dpdk-dev,PATCHv8,23/46] net/dpaa2: add RSS flow distribution",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "794b3f1c51c2026b1b096201e7878ebf8d6333aa",
    "submitter": {
        "id": 477,
        "url": "https://patches.dpdk.org/api/people/477/?format=api",
        "name": "Hemant Agrawal",
        "email": "hemant.agrawal@nxp.com"
    },
    "delegate": {
        "id": 319,
        "url": "https://patches.dpdk.org/api/users/319/?format=api",
        "username": "fyigit",
        "first_name": "Ferruh",
        "last_name": "Yigit",
        "email": "ferruh.yigit@amd.com"
    },
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/1488545223-25739-24-git-send-email-hemant.agrawal@nxp.com/mbox/",
    "series": [],
    "comments": "https://patches.dpdk.org/api/patches/21209/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/21209/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
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        "Received": [
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            "from bf-netperf1.idc ([10.232.134.28])\n\tby tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id\n\tv237D50Q005035; Fri, 3 Mar 2017 00:14:15 -0700"
        ],
        "Authentication-Results": "spf=fail (sender IP is 192.88.168.50)\n\tsmtp.mailfrom=nxp.com; caviumnetworks.com;\n\tdkim=none (message not signed)\n\theader.d=none; caviumnetworks.com;\n\tdmarc=fail action=none header.from=nxp.com; ",
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        "From": "Hemant Agrawal <hemant.agrawal@nxp.com>",
        "To": "<dev@dpdk.org>",
        "CC": "<thomas.monjalon@6wind.com>, <bruce.richardson@intel.com>,\n\t<shreyansh.jain@nxp.com>, <john.mcnamara@intel.com>,\n\t<ferruh.yigit@intel.com>, <jerin.jacob@caviumnetworks.com>",
        "Date": "Fri, 3 Mar 2017 18:16:40 +0530",
        "Message-ID": "<1488545223-25739-24-git-send-email-hemant.agrawal@nxp.com>",
        "X-Mailer": "git-send-email 1.9.1",
        "In-Reply-To": "<1488545223-25739-1-git-send-email-hemant.agrawal@nxp.com>",
        "References": "<1487205586-6785-1-git-send-email-hemant.agrawal@nxp.com>\n\t<1488545223-25739-1-git-send-email-hemant.agrawal@nxp.com>",
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        "Subject": "[dpdk-dev] [PATCHv8 23/46] net/dpaa2: add RSS flow distribution",
        "X-BeenThere": "dev@dpdk.org",
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        "Precedence": "list",
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    },
    "content": "Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>\n---\n doc/guides/nics/features/dpaa2.ini     |   1 +\n drivers/net/dpaa2/Makefile             |   1 +\n drivers/net/dpaa2/base/dpaa2_hw_dpni.c | 287 +++++++++++++++++++++++++++++++++\n drivers/net/dpaa2/dpaa2_ethdev.c       |  31 +++-\n drivers/net/dpaa2/dpaa2_ethdev.h       |  12 ++\n 5 files changed, 328 insertions(+), 4 deletions(-)\n create mode 100644 drivers/net/dpaa2/base/dpaa2_hw_dpni.c",
    "diff": "diff --git a/doc/guides/nics/features/dpaa2.ini b/doc/guides/nics/features/dpaa2.ini\nindex 0b59725..20152a0 100644\n--- a/doc/guides/nics/features/dpaa2.ini\n+++ b/doc/guides/nics/features/dpaa2.ini\n@@ -5,6 +5,7 @@\n ;\n [Features]\n Queue start/stop     = Y\n+RSS hash             = Y\n Linux VFIO           = Y\n ARMv8                = Y\n Usage doc            = Y\ndiff --git a/drivers/net/dpaa2/Makefile b/drivers/net/dpaa2/Makefile\nindex 4f78565..b5f3ebb 100644\n--- a/drivers/net/dpaa2/Makefile\n+++ b/drivers/net/dpaa2/Makefile\n@@ -59,6 +59,7 @@ EXPORT_MAP := rte_pmd_dpaa2_version.map\n # library version\n LIBABIVER := 1\n \n+SRCS-$(CONFIG_RTE_LIBRTE_DPAA2_PMD) += base/dpaa2_hw_dpni.c\n SRCS-$(CONFIG_RTE_LIBRTE_DPAA2_PMD) += dpaa2_ethdev.c\n SRCS-$(CONFIG_RTE_LIBRTE_DPAA2_PMD) += mc/dpni.c\n \ndiff --git a/drivers/net/dpaa2/base/dpaa2_hw_dpni.c b/drivers/net/dpaa2/base/dpaa2_hw_dpni.c\nnew file mode 100644\nindex 0000000..c95c083\n--- /dev/null\n+++ b/drivers/net/dpaa2/base/dpaa2_hw_dpni.c\n@@ -0,0 +1,287 @@\n+/*-\n+ *   BSD LICENSE\n+ *\n+ *   Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.\n+ *   Copyright (c) 2016 NXP. All rights reserved.\n+ *\n+ *   Redistribution and use in source and binary forms, with or without\n+ *   modification, are permitted provided that the following conditions\n+ *   are met:\n+ *\n+ *     * Redistributions of source code must retain the above copyright\n+ *       notice, this list of conditions and the following disclaimer.\n+ *     * Redistributions in binary form must reproduce the above copyright\n+ *       notice, this list of conditions and the following disclaimer in\n+ *       the documentation and/or other materials provided with the\n+ *       distribution.\n+ *     * Neither the name of Freescale Semiconductor, Inc nor the names of its\n+ *       contributors may be used to endorse or promote products derived\n+ *       from this software without specific prior written permission.\n+ *\n+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n+ *   \"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n+ */\n+\n+#include <time.h>\n+#include <net/if.h>\n+\n+#include <rte_mbuf.h>\n+#include <rte_ethdev.h>\n+#include <rte_malloc.h>\n+#include <rte_memcpy.h>\n+#include <rte_string_fns.h>\n+#include <rte_cycles.h>\n+#include <rte_kvargs.h>\n+#include <rte_dev.h>\n+#include <rte_ethdev.h>\n+\n+#include <fslmc_logs.h>\n+#include <dpaa2_hw_pvt.h>\n+\n+#include \"../dpaa2_ethdev.h\"\n+\n+static void\n+dpaa2_distset_to_dpkg_profile_cfg(\n+\t\tuint32_t req_dist_set,\n+\t\tstruct dpkg_profile_cfg *kg_cfg);\n+\n+int\n+dpaa2_setup_flow_dist(struct rte_eth_dev *eth_dev,\n+\t\t      uint32_t req_dist_set)\n+{\n+\tstruct dpaa2_dev_priv *priv = eth_dev->data->dev_private;\n+\tstruct fsl_mc_io *dpni = priv->hw;\n+\tstruct dpni_rx_tc_dist_cfg tc_cfg;\n+\tstruct dpkg_profile_cfg kg_cfg;\n+\tvoid *p_params;\n+\tint ret, tc_index = 0;\n+\n+\tp_params = rte_malloc(\n+\t\tNULL, DIST_PARAM_IOVA_SIZE, RTE_CACHE_LINE_SIZE);\n+\tif (!p_params) {\n+\t\tRTE_LOG(ERR, PMD, \"Memory unavaialble\\n\");\n+\t\treturn -ENOMEM;\n+\t}\n+\tmemset(p_params, 0, DIST_PARAM_IOVA_SIZE);\n+\tmemset(&tc_cfg, 0, sizeof(struct dpni_rx_tc_dist_cfg));\n+\n+\tdpaa2_distset_to_dpkg_profile_cfg(req_dist_set, &kg_cfg);\n+\ttc_cfg.key_cfg_iova = (uint64_t)(p_params);\n+\ttc_cfg.dist_size = eth_dev->data->nb_rx_queues;\n+\ttc_cfg.dist_mode = DPNI_DIST_MODE_HASH;\n+\n+\tret = dpni_prepare_key_cfg(&kg_cfg, p_params);\n+\tif (ret) {\n+\t\tRTE_LOG(ERR, PMD, \"Unable to prepare extract parameters\\n\");\n+\t\trte_free(p_params);\n+\t\treturn ret;\n+\t}\n+\n+\tret = dpni_set_rx_tc_dist(dpni, CMD_PRI_LOW, priv->token, tc_index,\n+\t\t\t\t  &tc_cfg);\n+\trte_free(p_params);\n+\tif (ret) {\n+\t\tRTE_LOG(ERR, PMD, \"Setting distribution for Rx failed with\"\n+\t\t\t\" err code: %d\\n\", ret);\n+\t\treturn ret;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+int dpaa2_remove_flow_dist(\n+\tstruct rte_eth_dev *eth_dev,\n+\tuint8_t tc_index)\n+{\n+\tstruct dpaa2_dev_priv *priv = eth_dev->data->dev_private;\n+\tstruct fsl_mc_io *dpni = priv->hw;\n+\tstruct dpni_rx_tc_dist_cfg tc_cfg;\n+\tstruct dpkg_profile_cfg kg_cfg;\n+\tvoid *p_params;\n+\tint ret;\n+\n+\tp_params = rte_malloc(\n+\t\tNULL, DIST_PARAM_IOVA_SIZE, RTE_CACHE_LINE_SIZE);\n+\tif (!p_params) {\n+\t\tRTE_LOG(ERR, PMD, \"Memory unavaialble\\n\");\n+\t\treturn -ENOMEM;\n+\t}\n+\tmemset(p_params, 0, DIST_PARAM_IOVA_SIZE);\n+\tmemset(&tc_cfg, 0, sizeof(struct dpni_rx_tc_dist_cfg));\n+\n+\ttc_cfg.key_cfg_iova = (uint64_t)(p_params);\n+\ttc_cfg.dist_size = 0;\n+\ttc_cfg.dist_mode = DPNI_DIST_MODE_NONE;\n+\n+\tret = dpni_prepare_key_cfg(&kg_cfg, p_params);\n+\tif (ret) {\n+\t\tRTE_LOG(ERR, PMD, \"Unable to prepare extract parameters\\n\");\n+\t\trte_free(p_params);\n+\t\treturn ret;\n+\t}\n+\n+\tret = dpni_set_rx_tc_dist(dpni, CMD_PRI_LOW, priv->token, tc_index,\n+\t\t\t\t  &tc_cfg);\n+\trte_free(p_params);\n+\tif (ret) {\n+\t\tRTE_LOG(ERR, PMD, \"Setting distribution for Rx failed with\"\n+\t\t\t\" err code: %d\\n\", ret);\n+\t\treturn ret;\n+\t}\n+\treturn ret;\n+}\n+\n+static void\n+dpaa2_distset_to_dpkg_profile_cfg(\n+\t\tuint32_t req_dist_set,\n+\t\tstruct dpkg_profile_cfg *kg_cfg)\n+{\n+\tuint32_t loop = 0, i = 0, dist_field = 0;\n+\tint l2_configured = 0, l3_configured = 0;\n+\tint l4_configured = 0, sctp_configured = 0;\n+\n+\tmemset(kg_cfg, 0, sizeof(struct dpkg_profile_cfg));\n+\twhile (req_dist_set) {\n+\t\tif (req_dist_set % 2 != 0) {\n+\t\t\tdist_field = 1U << loop;\n+\t\t\tswitch (dist_field) {\n+\t\t\tcase ETH_RSS_L2_PAYLOAD:\n+\n+\t\t\t\tif (l2_configured)\n+\t\t\t\t\tbreak;\n+\t\t\t\tl2_configured = 1;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_ETH;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_ETH_TYPE;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\t\t\tbreak;\n+\n+\t\t\tcase ETH_RSS_IPV4:\n+\t\t\tcase ETH_RSS_FRAG_IPV4:\n+\t\t\tcase ETH_RSS_NONFRAG_IPV4_OTHER:\n+\t\t\tcase ETH_RSS_IPV6:\n+\t\t\tcase ETH_RSS_FRAG_IPV6:\n+\t\t\tcase ETH_RSS_NONFRAG_IPV6_OTHER:\n+\t\t\tcase ETH_RSS_IPV6_EX:\n+\n+\t\t\t\tif (l3_configured)\n+\t\t\t\t\tbreak;\n+\t\t\t\tl3_configured = 1;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_IP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_IP_SRC;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_IP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_IP_DST;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_IP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_IP_PROTO;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\tkg_cfg->num_extracts++;\n+\t\t\t\ti++;\n+\t\t\tbreak;\n+\n+\t\t\tcase ETH_RSS_NONFRAG_IPV4_TCP:\n+\t\t\tcase ETH_RSS_NONFRAG_IPV6_TCP:\n+\t\t\tcase ETH_RSS_NONFRAG_IPV4_UDP:\n+\t\t\tcase ETH_RSS_NONFRAG_IPV6_UDP:\n+\t\t\tcase ETH_RSS_IPV6_TCP_EX:\n+\t\t\tcase ETH_RSS_IPV6_UDP_EX:\n+\n+\t\t\t\tif (l4_configured)\n+\t\t\t\t\tbreak;\n+\t\t\t\tl4_configured = 1;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_TCP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_TCP_PORT_SRC;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_TCP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_TCP_PORT_SRC;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\t\t\t\tbreak;\n+\n+\t\t\tcase ETH_RSS_NONFRAG_IPV4_SCTP:\n+\t\t\tcase ETH_RSS_NONFRAG_IPV6_SCTP:\n+\n+\t\t\t\tif (sctp_configured)\n+\t\t\t\t\tbreak;\n+\t\t\t\tsctp_configured = 1;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_SCTP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_SCTP_PORT_SRC;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.prot =\n+\t\t\t\t\tNET_PROT_SCTP;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.field =\n+\t\t\t\t\tNH_FLD_SCTP_PORT_DST;\n+\t\t\t\tkg_cfg->extracts[i].type =\n+\t\t\t\t\tDPKG_EXTRACT_FROM_HDR;\n+\t\t\t\tkg_cfg->extracts[i].extract.from_hdr.type =\n+\t\t\t\t\tDPKG_FULL_FIELD;\n+\t\t\t\ti++;\n+\t\t\t\tbreak;\n+\n+\t\t\tdefault:\n+\t\t\t\tPMD_DRV_LOG(WARNING, \"Bad flow distribution\"\n+\t\t\t\t\t    \" option %x\\n\", dist_field);\n+\t\t\t}\n+\t\t}\n+\t\treq_dist_set = req_dist_set >> 1;\n+\t\tloop++;\n+\t}\n+\tkg_cfg->num_extracts = i;\n+}\ndiff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c\nindex 934755a..c14b4df 100644\n--- a/drivers/net/dpaa2/dpaa2_ethdev.c\n+++ b/drivers/net/dpaa2/dpaa2_ethdev.c\n@@ -115,7 +115,8 @@\n \t}\n \n \tvq_id = 0;\n-\tfor (dist_idx = 0; dist_idx < priv->nb_rx_queues; dist_idx++) {\n+\tfor (dist_idx = 0; dist_idx < priv->num_dist_per_tc[DPAA2_DEF_TC];\n+\t     dist_idx++) {\n \t\tmcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];\n \t\tmcq->tc_index = DPAA2_DEF_TC;\n \t\tmcq->flow_id = dist_idx;\n@@ -141,6 +142,7 @@\n {\n \tstruct rte_eth_dev_data *data = dev->data;\n \tstruct rte_eth_conf *eth_conf = &data->dev_conf;\n+\tint ret;\n \n \tPMD_INIT_FUNC_TRACE();\n \n@@ -152,6 +154,18 @@\n \t\treturn -1;\n \t}\n \n+\tif (eth_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) {\n+\t\t/* Return in case number of Rx queues is 1 */\n+\t\tif (data->nb_rx_queues == 1)\n+\t\t\treturn 0;\n+\t\tret = dpaa2_setup_flow_dist(dev,\n+\t\t\t\teth_conf->rx_adv_conf.rss_conf.rss_hf);\n+\t\tif (ret) {\n+\t\t\tPMD_INIT_LOG(ERR, \"unable to set flow distribution.\"\n+\t\t\t\t     \"please check queue config\\n\");\n+\t\t\treturn ret;\n+\t\t}\n+\t}\n \treturn 0;\n }\n \n@@ -183,7 +197,7 @@\n \tdpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */\n \n \t/*Get the tc id and flow id from given VQ id*/\n-\tflow_id = rx_queue_id;\n+\tflow_id = rx_queue_id % priv->num_dist_per_tc[dpaa2_q->tc_index];\n \tmemset(&cfg, 0, sizeof(struct dpni_queue));\n \n \toptions = options | DPNI_QUEUE_OPT_USER_CTX;\n@@ -373,7 +387,7 @@\n \tstruct fsl_mc_io *dpni_dev;\n \tstruct dpni_attr attr;\n \tstruct dpaa2_dev_priv *priv = eth_dev->data->dev_private;\n-\tint ret, hw_id;\n+\tint i, ret, hw_id;\n \n \tPMD_INIT_FUNC_TRACE();\n \n@@ -415,7 +429,16 @@\n \t}\n \n \tpriv->num_tc = attr.num_tcs;\n-\tpriv->nb_rx_queues = attr.num_queues;\n+\tfor (i = 0; i < attr.num_tcs; i++) {\n+\t\tpriv->num_dist_per_tc[i] = attr.num_queues;\n+\t\tbreak;\n+\t}\n+\n+\t/* Distribution is per Tc only,\n+\t * so choosing RX queues from default TC only\n+\t */\n+\tpriv->nb_rx_queues = priv->num_dist_per_tc[DPAA2_DEF_TC];\n+\n \tpriv->nb_tx_queues = attr.num_queues;\n \n \tpriv->hw = dpni_dev;\ndiff --git a/drivers/net/dpaa2/dpaa2_ethdev.h b/drivers/net/dpaa2/dpaa2_ethdev.h\nindex 5f599a7..d24fcc6 100644\n--- a/drivers/net/dpaa2/dpaa2_ethdev.h\n+++ b/drivers/net/dpaa2/dpaa2_ethdev.h\n@@ -37,12 +37,16 @@\n #include <mc/fsl_dpni.h>\n #include <mc/fsl_mc_sys.h>\n \n+#define MAX_TCS\t\t\tDPNI_MAX_TC\n #define MAX_RX_QUEUES\t\t16\n #define MAX_TX_QUEUES\t\t16\n \n /*default tc to be used for ,congestion, distribution etc configuration. */\n #define DPAA2_DEF_TC\t\t0\n \n+/* Size of the input SMMU mapped memory required by MC */\n+#define DIST_PARAM_IOVA_SIZE 256\n+\n struct dpaa2_dev_priv {\n \tvoid *hw;\n \tint32_t hw_id;\n@@ -53,7 +57,15 @@ struct dpaa2_dev_priv {\n \tvoid *rx_vq[MAX_RX_QUEUES];\n \tvoid *tx_vq[MAX_TX_QUEUES];\n \n+\tuint16_t num_dist_per_tc[MAX_TCS];\n \tuint8_t num_tc;\n \tuint8_t flags; /*dpaa2 config flags */\n };\n+\n+int dpaa2_setup_flow_dist(struct rte_eth_dev *eth_dev,\n+\t\t\t  uint32_t req_dist_set);\n+\n+int dpaa2_remove_flow_dist(struct rte_eth_dev *eth_dev,\n+\t\t\t   uint8_t tc_index);\n+\n #endif /* _DPAA2_ETHDEV_H */\n",
    "prefixes": [
        "dpdk-dev",
        "PATCHv8",
        "23/46"
    ]
}