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GET /api/patches/132471/?format=api
{ "id": 132471, "url": "http://patchwork.dpdk.org/api/patches/132471/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20231010202049.771959-2-nicolas.chautru@intel.com/", "project": { "id": 1, "url": "http://patchwork.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": "<20231010202049.771959-2-nicolas.chautru@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20231010202049.771959-2-nicolas.chautru@intel.com", "date": "2023-10-10T20:20:38", "name": "[v6,01/12] bbdev: add FFT window width member in driver info", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "641bdc2e996f68d4636d33a2a4e0b0e0e1ec8cf6", "submitter": { "id": 1314, "url": "http://patchwork.dpdk.org/api/people/1314/?format=api", "name": "Chautru, Nicolas", "email": "nicolas.chautru@intel.com" }, "delegate": { "id": 2642, "url": "http://patchwork.dpdk.org/api/users/2642/?format=api", "username": "mcoquelin", "first_name": "Maxime", "last_name": "Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20231010202049.771959-2-nicolas.chautru@intel.com/mbox/", "series": [ { "id": 29799, "url": "http://patchwork.dpdk.org/api/series/29799/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=29799", "date": "2023-10-10T20:20:37", "name": "VRB2 bbdev PMD introduction", "version": 6, "mbox": "http://patchwork.dpdk.org/series/29799/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/132471/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/132471/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 mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 73F0142354;\n\tTue, 10 Oct 2023 22:20:59 +0200 (CEST)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 5BE924067D;\n\tTue, 10 Oct 2023 22:20:51 +0200 (CEST)", "from mgamail.intel.com (mgamail.intel.com [192.55.52.151])\n by mails.dpdk.org (Postfix) with ESMTP id 6CB284028A\n for <dev@dpdk.org>; Tue, 10 Oct 2023 22:20:49 +0200 (CEST)", "from fmsmga004.fm.intel.com ([10.253.24.48])\n by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 10 Oct 2023 13:20:48 -0700", "from spr-npg-bds1-eec2.sn.intel.com (HELO spr-npg-bds1-eec2..)\n ([10.233.181.123])\n by fmsmga004.fm.intel.com with ESMTP; 10 Oct 2023 13:20:47 -0700" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1696969249; x=1728505249;\n h=from:to:cc:subject:date:message-id:in-reply-to:\n references:mime-version:content-transfer-encoding;\n bh=C8diM0e2mjHAFbiK9wMz0AvKQ6fnr4cziOpr2PCr35s=;\n b=CQ7esFOmdVJpnhuDgSCkc7vxUrHJm8aATNjXy0Eu5bOrqbXc9vbjLNRi\n TXqarQ+ZAFXfozrX3xUWEh4dOL6cBnp9Se2tXJaWW9Om1S9Cm6c4tv2T9\n ob/bc2jQ+o3aiQF5Ln4FpxwiPh/2i6JNMc6/XLCqJAY7oj9YbBVoQPW9/\n q8dt2yn9joMLvrpbBHs1gCn09MHcxvHb+afCgZPiwdP3m2+Qjtwdo4XDd\n t7QH7KdnUszAZHHy9W0NC5PEDMqIDdng4R1IV9kYd21yNyfKKn7m+qiSj\n 8x8RMw1iPK22/it4P/VsQBZF7FpMmqYZO1kLYvXjFxy295n6W8v6j/WXP g==;", "X-IronPort-AV": [ "E=McAfee;i=\"6600,9927,10859\"; a=\"364789082\"", "E=Sophos;i=\"6.03,213,1694761200\"; d=\"scan'208\";a=\"364789082\"", "E=McAfee;i=\"6600,9927,10859\"; a=\"823904069\"", "E=Sophos;i=\"6.03,213,1694761200\"; d=\"scan'208\";a=\"823904069\"" ], "X-ExtLoop1": "1", "From": "Nicolas Chautru <nicolas.chautru@intel.com>", "To": "dev@dpdk.org,\n\tmaxime.coquelin@redhat.com", "Cc": "hemant.agrawal@nxp.com, david.marchand@redhat.com,\n hernan.vargas@intel.com,\n Nicolas Chautru <nicolas.chautru@intel.com>", "Subject": "[PATCH v6 01/12] bbdev: add FFT window width member in driver info", "Date": "Tue, 10 Oct 2023 20:20:38 +0000", "Message-Id": "<20231010202049.771959-2-nicolas.chautru@intel.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20231010202049.771959-1-nicolas.chautru@intel.com>", "References": "<20231010202049.771959-1-nicolas.chautru@intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "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" }, "content": "This exposes the width of each windowing shape being configured on\nthe device. This allows to distinguish different version of the\nflexible pointwise windowing applied to the FFT and expose\nthis platform configuration to the application.\nThis also add the total number of windows supported in the capability.\n\nThe SRS processing chain\n(https://doc.dpdk.org/guides/prog_guide/bbdev.html#bbdev-fft-operation)\nincludes a pointwise multiplication by time window whose shape width\nneeds to be exposed, notably for accurate SNR estimate.\nUsing that mechanism user application can retrieve information related\nto what has been dynamically programmed on any bbdev device\nsupporting FFT windowing operation.\n\nSigned-off-by: Nicolas Chautru <nicolas.chautru@intel.com>\nReviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>\n---\n lib/bbdev/rte_bbdev.h | 2 ++\n lib/bbdev/rte_bbdev_op.h | 2 ++\n 2 files changed, 4 insertions(+)", "diff": "diff --git a/lib/bbdev/rte_bbdev.h b/lib/bbdev/rte_bbdev.h\nindex 2985c9f42b..d12e2e7fbc 100644\n--- a/lib/bbdev/rte_bbdev.h\n+++ b/lib/bbdev/rte_bbdev.h\n@@ -349,6 +349,8 @@ struct rte_bbdev_driver_info {\n \tconst struct rte_bbdev_op_cap *capabilities;\n \t/** Device cpu_flag requirements */\n \tconst enum rte_cpu_flag_t *cpu_flag_reqs;\n+\t/** FFT windowing width for 2048 FFT - size defined in capability. */\n+\tuint16_t *fft_window_width;\n };\n \n /** Macro used at end of bbdev PMD list */\ndiff --git a/lib/bbdev/rte_bbdev_op.h b/lib/bbdev/rte_bbdev_op.h\nindex 693baa8386..369ac331bf 100644\n--- a/lib/bbdev/rte_bbdev_op.h\n+++ b/lib/bbdev/rte_bbdev_op.h\n@@ -905,6 +905,8 @@ struct rte_bbdev_op_cap_fft {\n \tuint16_t num_buffers_src;\n \t/** Num output code block buffers. */\n \tuint16_t num_buffers_dst;\n+\t/** Number of FFT windows supported. */\n+\tuint16_t fft_windows_num;\n };\n \n /** List of the capabilities for the MLD */\n", "prefixes": [ "v6", "01/12" ] }