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GET /api/patches/67468/?format=api
https://patches.dpdk.org/api/patches/67468/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20200331080233.17154-12-leyi.rong@intel.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": "<20200331080233.17154-12-leyi.rong@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200331080233.17154-12-leyi.rong@intel.com", "date": "2020-03-31T08:02:32", "name": "[v2,11/12] net/iavf: add RSS hash parsing in AVX path", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "ad1549c3e8a70eea5ff7f8efb0d1e884e402364e", "submitter": { "id": 1204, "url": "https://patches.dpdk.org/api/people/1204/?format=api", "name": "Leyi Rong", "email": "leyi.rong@intel.com" }, "delegate": { "id": 31221, "url": "https://patches.dpdk.org/api/users/31221/?format=api", "username": "yexl", "first_name": "xiaolong", "last_name": "ye", "email": "xiaolong.ye@intel.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20200331080233.17154-12-leyi.rong@intel.com/mbox/", "series": [ { "id": 9114, "url": "https://patches.dpdk.org/api/series/9114/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=9114", "date": "2020-03-31T08:02:21", "name": "framework for advanced iAVF PMD", "version": 2, "mbox": "https://patches.dpdk.org/series/9114/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/67468/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/67468/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 45C65A0562;\n\tTue, 31 Mar 2020 10:17:40 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id EA33C1BFD9;\n\tTue, 31 Mar 2020 10:16:34 +0200 (CEST)", "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n by dpdk.org (Postfix) with ESMTP id 5B45B1C117\n for <dev@dpdk.org>; Tue, 31 Mar 2020 10:16:25 +0200 (CEST)", "from fmsmga006.fm.intel.com ([10.253.24.20])\n by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 31 Mar 2020 01:16:24 -0700", "from dpdk-lrong-srv-04.sh.intel.com ([10.67.119.221])\n by fmsmga006.fm.intel.com with ESMTP; 31 Mar 2020 01:16:17 -0700" ], "IronPort-SDR": [ "\n 7mXR7VStwcSPPhbcA+hvrdJPLmEuNPNUU1ZppWC+B3sRBs+8CbXj6PgA4AxplcUVlddxcGn2q0\n BiuDBWmp5/HA==", "\n wjfbeARm9v+9VNlsszSl4j+wcdvpMI1HKL+B5+vfNZ+OUyNe5YlmkI/fe5XuBTtJkl6KVWIR/J\n oZSszJ0X7P0Q==" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.72,327,1580803200\"; d=\"scan'208\";a=\"450083102\"", "From": "Leyi Rong <leyi.rong@intel.com>", "To": "jingjing.wu@intel.com, qi.z.zhang@intel.com, beilei.xing@intel.com,\n xiaolong.ye@intel.com", "Cc": "dev@dpdk.org,\n\tLeyi Rong <leyi.rong@intel.com>", "Date": "Tue, 31 Mar 2020 16:02:32 +0800", "Message-Id": "<20200331080233.17154-12-leyi.rong@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20200331080233.17154-1-leyi.rong@intel.com>", "References": "<20200316074603.10998-1-leyi.rong@intel.com>\n <20200331080233.17154-1-leyi.rong@intel.com>", "Subject": "[dpdk-dev] [PATCH v2 11/12] net/iavf: add RSS hash parsing in AVX\n\tpath", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Support RSS hash parsing from Flex Rx\ndescriptor in AVX data path.\n\nSigned-off-by: Leyi Rong <leyi.rong@intel.com>\n---\n drivers/net/iavf/iavf_rxtx_vec_avx2.c | 92 ++++++++++++++++++++++++++-\n 1 file changed, 90 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/iavf/iavf_rxtx_vec_avx2.c b/drivers/net/iavf/iavf_rxtx_vec_avx2.c\nindex 340bf5556..b2b0406da 100644\n--- a/drivers/net/iavf/iavf_rxtx_vec_avx2.c\n+++ b/drivers/net/iavf/iavf_rxtx_vec_avx2.c\n@@ -698,7 +698,7 @@ _iavf_recv_raw_pkts_vec_avx2_flex_rxd(struct iavf_rx_queue *rxq,\n \t\t_mm256_set_epi8\n \t\t\t(/* first descriptor */\n \t\t\t 0xFF, 0xFF,\n-\t\t\t 0xFF, 0xFF, /* rss not supported */\n+\t\t\t 0xFF, 0xFF, /* rss hash parsed separately */\n \t\t\t 11, 10,\t/* octet 10~11, 16 bits vlan_macip */\n \t\t\t 5, 4,\t\t/* octet 4~5, 16 bits data_len */\n \t\t\t 0xFF, 0xFF,\t/* skip hi 16 bits pkt_len, zero out */\n@@ -707,7 +707,7 @@ _iavf_recv_raw_pkts_vec_avx2_flex_rxd(struct iavf_rx_queue *rxq,\n \t\t\t 0xFF, 0xFF,\t/*pkt_type set as unknown */\n \t\t\t /* second descriptor */\n \t\t\t 0xFF, 0xFF,\n-\t\t\t 0xFF, 0xFF, /* rss not supported */\n+\t\t\t 0xFF, 0xFF, /* rss hash parsed separately */\n \t\t\t 11, 10,\t/* octet 10~11, 16 bits vlan_macip */\n \t\t\t 5, 4,\t\t/* octet 4~5, 16 bits data_len */\n \t\t\t 0xFF, 0xFF,\t/* skip hi 16 bits pkt_len, zero out */\n@@ -1004,6 +1004,94 @@ _iavf_recv_raw_pkts_vec_avx2_flex_rxd(struct iavf_rx_queue *rxq,\n \t\t\t\trx_pkts[i + 7]->hash.fdir.hi = fdir_id_extr;\n \t\t} /* if() on fdir_enabled */\n \n+\t\t/**\n+\t\t * needs to load 2nd 16B of each desc for RSS hash parsing,\n+\t\t * will cause performance drop to get into this context.\n+\t\t */\n+\t\tif (rxq->vsi->adapter->eth_dev->data->dev_conf.rxmode.offloads &\n+\t\t\t\tDEV_RX_OFFLOAD_RSS_HASH) {\n+\t\t\t/* load bottom half of every 32B desc */\n+\t\t\tconst __m128i raw_desc_bh7 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[7].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh6 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[6].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh5 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[5].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh4 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[4].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh3 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[3].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh2 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[2].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh1 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[1].wb.status_error1));\n+\t\t\trte_compiler_barrier();\n+\t\t\tconst __m128i raw_desc_bh0 =\n+\t\t\t\t_mm_load_si128\n+\t\t\t\t\t((void *)(&rxdp[0].wb.status_error1));\n+\n+\t\t\t__m256i raw_desc_bh6_7 =\n+\t\t\t\t_mm256_inserti128_si256\n+\t\t\t\t\t(_mm256_castsi128_si256(raw_desc_bh6),\n+\t\t\t\t\traw_desc_bh7, 1);\n+\t\t\t__m256i raw_desc_bh4_5 =\n+\t\t\t\t_mm256_inserti128_si256\n+\t\t\t\t\t(_mm256_castsi128_si256(raw_desc_bh4),\n+\t\t\t\t\traw_desc_bh5, 1);\n+\t\t\t__m256i raw_desc_bh2_3 =\n+\t\t\t\t_mm256_inserti128_si256\n+\t\t\t\t\t(_mm256_castsi128_si256(raw_desc_bh2),\n+\t\t\t\t\traw_desc_bh3, 1);\n+\t\t\t__m256i raw_desc_bh0_1 =\n+\t\t\t\t_mm256_inserti128_si256\n+\t\t\t\t\t(_mm256_castsi128_si256(raw_desc_bh0),\n+\t\t\t\t\traw_desc_bh1, 1);\n+\n+\t\t\t/**\n+\t\t\t * to shift the 32b RSS hash value to the\n+\t\t\t * highest 32b of each 128b before mask\n+\t\t\t */\n+\t\t\t__m256i rss_hash6_7 =\n+\t\t\t\t_mm256_slli_epi64(raw_desc_bh6_7, 32);\n+\t\t\t__m256i rss_hash4_5 =\n+\t\t\t\t_mm256_slli_epi64(raw_desc_bh4_5, 32);\n+\t\t\t__m256i rss_hash2_3 =\n+\t\t\t\t_mm256_slli_epi64(raw_desc_bh2_3, 32);\n+\t\t\t__m256i rss_hash0_1 =\n+\t\t\t\t_mm256_slli_epi64(raw_desc_bh0_1, 32);\n+\n+\t\t\t__m256i rss_hash_msk =\n+\t\t\t\t_mm256_set_epi32(0xFFFFFFFF, 0, 0, 0,\n+\t\t\t\t\t\t 0xFFFFFFFF, 0, 0, 0);\n+\n+\t\t\trss_hash6_7 = _mm256_and_si256\n+\t\t\t\t\t(rss_hash6_7, rss_hash_msk);\n+\t\t\trss_hash4_5 = _mm256_and_si256\n+\t\t\t\t\t(rss_hash4_5, rss_hash_msk);\n+\t\t\trss_hash2_3 = _mm256_and_si256\n+\t\t\t\t\t(rss_hash2_3, rss_hash_msk);\n+\t\t\trss_hash0_1 = _mm256_and_si256\n+\t\t\t\t\t(rss_hash0_1, rss_hash_msk);\n+\n+\t\t\tmb6_7 = _mm256_or_si256(mb6_7, rss_hash6_7);\n+\t\t\tmb4_5 = _mm256_or_si256(mb4_5, rss_hash4_5);\n+\t\t\tmb2_3 = _mm256_or_si256(mb2_3, rss_hash2_3);\n+\t\t\tmb0_1 = _mm256_or_si256(mb0_1, rss_hash0_1);\n+\t\t} /* if() on RSS hash parsing */\n+\n \t\t/**\n \t\t * At this point, we have the 8 sets of flags in the low 16-bits\n \t\t * of each 32-bit value in vlan0.\n", "prefixes": [ "v2", "11/12" ] }{ "id": 67468, "url": "