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{ "id": 74561, "url": "http://patches.dpdk.org/api/covers/74561/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/1595331111-12151-1-git-send-email-radu.nicolau@intel.com/", "project": { "id": 1, "url": "http://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": "<1595331111-12151-1-git-send-email-radu.nicolau@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1595331111-12151-1-git-send-email-radu.nicolau@intel.com", "date": "2020-07-21T11:31:47", "name": "[v10,0/4] eal: add WC store functions", "submitter": { "id": 743, "url": "http://patches.dpdk.org/api/people/743/?format=api", "name": "Radu Nicolau", "email": "radu.nicolau@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/1595331111-12151-1-git-send-email-radu.nicolau@intel.com/mbox/", "series": [ { "id": 11202, "url": "http://patches.dpdk.org/api/series/11202/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=11202", "date": "2020-07-21T11:31:47", "name": "eal: add WC store functions", "version": 10, "mbox": "http://patches.dpdk.org/series/11202/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/74561/comments/", "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 CFB36A0526;\n\tTue, 21 Jul 2020 13:31:59 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 1E5A31BFF9;\n\tTue, 21 Jul 2020 13:31:59 +0200 (CEST)", "from mga07.intel.com (mga07.intel.com [134.134.136.100])\n by dpdk.org (Postfix) with ESMTP id 145F51BFE7\n for <dev@dpdk.org>; Tue, 21 Jul 2020 13:31:57 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 21 Jul 2020 04:31:56 -0700", "from silpixa00383879.ir.intel.com ([10.237.222.142])\n by orsmga005.jf.intel.com with ESMTP; 21 Jul 2020 04:31:54 -0700" ], "IronPort-SDR": [ "\n FH6Oti3zSHMwsJN2pqKvXLzNWMa94FMapIdUbZ7CHMbb9x7+UvgaohnaJ/9iwiEosGCmsjo05E\n wft9TgzcFSBQ==", "\n OD3zgV1sQpsKup6V8gtKmlHHLKDocneqBpBcOKJRjuma7ULKGRMMLhBz7mbiItV83ogMO9JnO5\n +9XdD08eVydw==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9688\"; a=\"214766995\"", "E=Sophos;i=\"5.75,378,1589266800\"; d=\"scan'208\";a=\"214766995\"", "E=Sophos;i=\"5.75,378,1589266800\"; d=\"scan'208\";a=\"462041789\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Radu Nicolau <radu.nicolau@intel.com>", "To": "dev@dpdk.org", "Cc": "beilei.xing@intel.com, jia.guo@intel.com, bruce.richardson@intel.com,\n konstantin.ananyev@intel.com, jerinjacobk@gmail.com,\n david.marchand@redhat.com, fiona.trahe@intel.com, wei.zhao1@intel.com,\n ruifeng.wang@arm.com, Radu Nicolau <radu.nicolau@intel.com>", "Date": "Tue, 21 Jul 2020 12:31:47 +0100", "Message-Id": "<1595331111-12151-1-git-send-email-radu.nicolau@intel.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1591870283-7776-1-git-send-email-radu.nicolau@intel.com>", "References": "<1591870283-7776-1-git-send-email-radu.nicolau@intel.com>", "Subject": "[dpdk-dev] [PATCH v10 0/4] eal: add WC store functions", "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": "Implement 2 new functions that will enable write combining\nstores depending on architecture. The functions are provided\nas a generic stub and a x86 specific implementation.\n\nThe reason to implement these functions is to improve performance\nby reducing the overhead associated with regular mmio writes when\nupdating the hardware queue tails and doorbells.\n\nWith this patch set the I40E, IXGBE and QAT PMDs are updated to\nuse the write combining store functions with other PMDs to follow.\n\nRadu Nicolau (4):\n eal: add WC store functions\n net/i40e: use WC store to update queue tail registers\n common/qat: use WC store to update queue tail registers\n net/ixgbe: use WC store to update queue tail registers\n\n .../qat/qat_adf/adf_transport_access_macros.h | 6 ++-\n drivers/net/i40e/base/i40e_osdep.h | 5 +++\n drivers/net/i40e/i40e_rxtx.c | 8 ++--\n drivers/net/i40e/i40e_rxtx_vec_avx2.c | 4 +-\n drivers/net/i40e/i40e_rxtx_vec_sse.c | 4 +-\n drivers/net/ixgbe/base/ixgbe_osdep.h | 6 +++\n drivers/net/ixgbe/ixgbe_rxtx.c | 15 +++----\n drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c | 4 +-\n lib/librte_eal/arm/include/rte_io_64.h | 12 ++++++\n lib/librte_eal/include/generic/rte_io.h | 48 ++++++++++++++++++++++\n lib/librte_eal/x86/include/rte_io.h | 42 +++++++++++++++++++\n 11 files changed, 135 insertions(+), 19 deletions(-)" }