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GET /api/patches/113511/?format=api
{ "id": 113511, "url": "http://patches.dpdk.org/api/patches/113511/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20220628135339.2882914-1-skori@marvell.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": "<20220628135339.2882914-1-skori@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20220628135339.2882914-1-skori@marvell.com", "date": "2022-06-28T13:53:38", "name": "[1/2] doc: announce region based device mapping support", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": true, "hash": "b099c2469bea33afd8e0c2dd9514155f809ce4ad", "submitter": { "id": 1318, "url": "http://patches.dpdk.org/api/people/1318/?format=api", "name": "Sunil Kumar Kori", "email": "skori@marvell.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20220628135339.2882914-1-skori@marvell.com/mbox/", "series": [ { "id": 23809, "url": "http://patches.dpdk.org/api/series/23809/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=23809", "date": "2022-06-28T13:53:39", "name": "[1/2] doc: announce region based device mapping support", "version": 1, "mbox": "http://patches.dpdk.org/series/23809/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/113511/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/113511/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 0105CA0545;\n\tTue, 28 Jun 2022 15:55:52 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id DA9C940691;\n\tTue, 28 Jun 2022 15:55:52 +0200 (CEST)", "from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com\n [67.231.156.173])\n by mails.dpdk.org (Postfix) with ESMTP id 0E4A7400D7\n for <dev@dpdk.org>; Tue, 28 Jun 2022 15:55:50 +0200 (CEST)", "from pps.filterd (m0045851.ppops.net [127.0.0.1])\n by mx0b-0016f401.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id\n 25SAHiWh010854;\n Tue, 28 Jun 2022 06:53:46 -0700", "from dc5-exch02.marvell.com ([199.233.59.182])\n by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3gx1vm40g0-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Tue, 28 Jun 2022 06:53:46 -0700", "from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.18;\n Tue, 28 Jun 2022 06:53:44 -0700", "from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.18 via Frontend\n Transport; Tue, 28 Jun 2022 06:53:44 -0700", "from localhost.localdomain (unknown [10.28.34.25])\n by maili.marvell.com (Postfix) with ESMTP id 7296A3F7093;\n Tue, 28 Jun 2022 06:53:43 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n h=from : to : cc :\n subject : date : message-id : mime-version : content-transfer-encoding :\n content-type; s=pfpt0220; bh=Zvnl12+ty6sCWndYstpV6ZYMtAgoJI5hD3wT1fNGi6k=;\n b=A1RaAKmspHRv0nXoj8wWedByhXzlvFuwNSENiXRJzaRXdE/2Uqo9qlhob6OsA+8l+3Mg\n v0edWmTqsamWNy44ONgwghg7Z2dzKJCXynqxC3edGPmh8EaslQoMkm3m+AN8ShDMEUGL\n 56mSufyXOczXOyHJ6phtE4kV2u+POq0q0oTdim6GrBM+BU+TiAJu1dv7Rzx5XhORsubl\n 7CCieKxirXLj/SBYJnfCafITyDCFi8PdpzoP696w+3At0LlZnF7w1UMAT2S68zAodoPw\n IrvFKsm+BjJ2jZzaoiCp0uwmvYPjF3Z58S5i95SMJBUiPYmzh+p6i44Ith9QFVzb7pdO 2Q==", "From": "<skori@marvell.com>", "To": "Ray Kinsella <mdr@ashroe.eu>", "CC": "<dev@dpdk.org>, Sunil Kumar Kori <skori@marvell.com>", "Subject": "[PATCH 1/2] doc: announce region based device mapping support", "Date": "Tue, 28 Jun 2022 19:23:38 +0530", "Message-ID": "<20220628135339.2882914-1-skori@marvell.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Proofpoint-ORIG-GUID": "IL8y0hHo2gZER3XWs9YbGtnagqt_QAV_", "X-Proofpoint-GUID": "IL8y0hHo2gZER3XWs9YbGtnagqt_QAV_", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1\n definitions=2022-06-28_07,2022-06-28_01,2022-06-22_01", "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": "From: Sunil Kumar Kori <skori@marvell.com>\n\nAdding region based device mapping support, which enables pci device\nto map only required memory region instead of mapping full BAR.\n\nSigned-off-by: Sunil Kumar Kori <skori@marvell.com>\n---\n doc/guides/rel_notes/deprecation.rst | 13 +++++++++++++\n 1 file changed, 13 insertions(+)", "diff": "diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst\nindex 4e5b23c53d..8800a3eb41 100644\n--- a/doc/guides/rel_notes/deprecation.rst\n+++ b/doc/guides/rel_notes/deprecation.rst\n@@ -125,3 +125,16 @@ Deprecation Notices\n applications should be updated to use the ``dmadev`` library instead,\n with the underlying HW-functionality being provided by the ``ioat`` or\n ``idxd`` dma drivers\n+\n+* pci: Update ``rte_pci_device`` and ``rte_pci_driver`` to add region based\n+ memory mapping support. There could be a requirement to mmap specific memory\n+ region only. Using this mechanism, pci device can be mapped for\n+ a given BAR at a given offset of given size.\n+\n+ ``rte_pci_device`` will be added with following field\n+ ``regions[PCI_MAX_RESOURCE][PCI_MAX_REGION_PER_RESOURCE];``. This field will\n+ specify the regions which are mapped for a given BAR.\n+\n+ ``rte_pci_driver`` will be added with ``rte_pci_region_map *regions`` and\n+ ``valid_bars[PCI_MAX_RESOURCE]``. Using these fields, driver can propagate\n+ its region information which are required to be mmap.\n", "prefixes": [ "1/2" ] }