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GET /api/patches/49308/?format=api
{ "id": 49308, "url": "http://patches.dpdk.org/api/patches/49308/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20181227062233.30781-21-hemant.agrawal@nxp.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": "<20181227062233.30781-21-hemant.agrawal@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20181227062233.30781-21-hemant.agrawal@nxp.com", "date": "2018-12-27T06:23:21", "name": "[20/20] bus/fslmc: add function to map any addr via VFIO", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "5d2f264e05444d54ac281f7a4122e2ccbcbc687d", "submitter": { "id": 477, "url": "http://patches.dpdk.org/api/people/477/?format=api", "name": "Hemant Agrawal", "email": "hemant.agrawal@nxp.com" }, "delegate": { "id": 319, "url": "http://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20181227062233.30781-21-hemant.agrawal@nxp.com/mbox/", "series": [ { "id": 2954, "url": "http://patches.dpdk.org/api/series/2954/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=2954", "date": "2018-12-27T06:22:50", "name": "NXP DPAA2 fixes and enhancements", "version": 1, "mbox": "http://patches.dpdk.org/series/2954/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/49308/comments/", "check": "warning", "checks": "http://patches.dpdk.org/api/patches/49308/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 599091B108;\n\tThu, 27 Dec 2018 07:23:38 +0100 (CET)", "from EUR03-VE1-obe.outbound.protection.outlook.com\n\t(mail-eopbgr50081.outbound.protection.outlook.com [40.107.5.81])\n\tby dpdk.org (Postfix) with ESMTP id C41F25424\n\tfor <dev@dpdk.org>; Thu, 27 Dec 2018 07:23:22 +0100 (CET)", "from VI1PR0401MB2541.eurprd04.prod.outlook.com (10.168.65.19) by\n\tVI1PR0401MB2285.eurprd04.prod.outlook.com (10.169.133.136) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n\t15.20.1471.20; Thu, 27 Dec 2018 06:23:21 +0000", "from VI1PR0401MB2541.eurprd04.prod.outlook.com\n\t([fe80::555e:164:f8f0:dbb4]) by\n\tVI1PR0401MB2541.eurprd04.prod.outlook.com\n\t([fe80::555e:164:f8f0:dbb4%2]) with mapi id 15.20.1471.019;\n\tThu, 27 Dec 2018 06:23:21 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n\tbh=mxbYGZFRdATfKdI4q+52DKlAgIfXLpKWmaVRjjfTUzs=;\n\tb=D8bPCHuVkXUv3Lsym0owm1u4Y7gYktcCQidE5dbAMJwu8miGoxqoXOA4X7cGM4BDBFwbONBlcT/m9WF21+2sJ535X90Wlt0gqBGdYosjD5AlUC3/jCst4c7TJz6Nz4YgxIztAJQssWfH1WOYFRKFEIbW8OhepMGhXHV357jL9ms=", "From": "Hemant Agrawal <hemant.agrawal@nxp.com>", "To": "\"dev@dpdk.org\" <dev@dpdk.org>", "CC": "\"ferruh.yigit@intel.com\" <ferruh.yigit@intel.com>, Shreyansh Jain\n\t<shreyansh.jain@nxp.com>, Pankaj Chauhan <pankaj.chauhan@nxp.com>, \"M.h.\n\tLian\" <minghuan.lian@nxp.com>", "Thread-Topic": "[PATCH 20/20] bus/fslmc: add function to map any addr via VFIO", "Thread-Index": "AQHUnayq6dNh6ksZAkOb8Dh+m1inyw==", "Date": "Thu, 27 Dec 2018 06:23:21 +0000", "Message-ID": "<20181227062233.30781-21-hemant.agrawal@nxp.com>", "References": "<20181227062233.30781-1-hemant.agrawal@nxp.com>", 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VI1PR0401MB2285;\n\t6:mujg29rzIAPTQfVodti7yAl1gKTM+4igNUrfkCyptiWb+4mZ0Zf+RBqAI++jSSQLMi08G+nwmNJRiKIxhvt9YAGtlbCzhtIMZt2xOPKLsa2jGsMY89eOriaAxlAHInIpp9X/+3UdtF29C0wOkKWvKhvSMgKLtkRXoCqZjO6173eDIuATv1K7OgKxwerTdQFIY0ifEh245Ux1Y1Z+xu3WW25470Vpbb68ccd/X3QlvE6sBcLEGuSLP29nOtHHMwZsuTsWYdB+SEZTG4kKy3Kmip5DZG/d/RKfMWFPbHh1iSu2tBKW5ppEedqG8mFPP7dWIPZcwZTIDW8kvmKPqiPLEmp//TAnd07583pbv6bpB3T4BHJKAV+0PULVnSdQZK2FwQw9WIzukGOZN4LuFKpYRkDvmTqTLn/chs4cTD4hs8u0WZipizqx4OxCj7Ztox7G63nZwcp4WMNQz4dnmgR27Q==;\n\t5:AbjpgOdEnWMFbTdcOgLzybctSPxBeQzMb1Rtm4WjtiqAhvl4vgeGyHrOcqLifdjw5PnzOsY7JAUSEwzP3fjSmVhMSnUhBehV18uJQfaHv9BK2MHri9SvykpgimZpw8yAexcRPx5p/Y08APKC/FOAcXuRs+0nh40g3hy/EIwxYQU=;\n\t7:cc16qnzUL18bxjaEL5TIfhBDNN72Mkin/38ntVLoZauaY1jtHDgqM3bcSG8Ojz+b4Agu/eN2F7FQAQLAcykqCXhPQBo0+Rox69PmRBtDlrC3rIkHXt6O7W4SMhbD6MSoGtFR1Jr7fDSA+lGfPc1rng==", "x-ms-office365-filtering-correlation-id": "4c05e7a7-afb9-4d7d-7696-08d66bc3cc69", "x-ms-office365-filtering-ht": "Tenant", "x-microsoft-antispam": "BCL:0; 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"SFV:NSPM;\n\tSFS:(10009020)(136003)(366004)(346002)(376002)(39860400002)(396003)(199004)(189003)(2501003)(2351001)(6916009)(53936002)(36756003)(86362001)(105586002)(102836004)(6506007)(106356001)(386003)(25786009)(68736007)(4326008)(11346002)(26005)(446003)(2616005)(476003)(2906002)(186003)(66066001)(5660300001)(256004)(6116002)(44832011)(3846002)(8936002)(6436002)(54906003)(81156014)(316002)(1730700003)(97736004)(8676002)(81166006)(50226002)(99286004)(71200400001)(71190400001)(486006)(78486014)(305945005)(76176011)(52116002)(6512007)(55236004)(6486002)(14454004)(7736002)(5640700003)(478600001)(1076003);\n\tDIR:OUT; SFP:1101; SCL:1; SRVR:VI1PR0401MB2285;\n\tH:VI1PR0401MB2541.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; \n\tPTR:InfoNoRecords; A:1; MX:1; ", "received-spf": "None (protection.outlook.com: nxp.com does not designate\n\tpermitted sender hosts)", "x-ms-exchange-senderadcheck": "1", "x-microsoft-antispam-message-info": "L8cEGMPiLVtQ7iQz6rYielPPwOWW5kt2RQrLXztviJFGin9lDeZiz3Qp+EYYd4RwEvY1ftp5T86IKe9APod+nCoh+X6gsAvGjrif0K8n2pCX6TaGKI6ObAahciQYV3KxYwZ0wZs0SBhhVJO+6ZL9521fQMruT/RzEP/ZLtzJ9MXKq5ETTJ4KAy41rQb2E2Gt2ZctjlOdSWBxbMlRCiGxk51soESkqyvHnhuaRLUHdQT7Le9piqstzxmEKEi2nnZjTSXWyGAwpglqivdOPzpoPMh6FeVp9zd6ehu3F6a6TN8lO6guwrTAcDDNIGK/OiuZ", "spamdiagnosticoutput": "1:99", "spamdiagnosticmetadata": "NSPM", "Content-Type": "text/plain; charset=\"iso-8859-1\"", "Content-Transfer-Encoding": "quoted-printable", "MIME-Version": "1.0", "X-OriginatorOrg": "nxp.com", "X-MS-Exchange-CrossTenant-Network-Message-Id": "4c05e7a7-afb9-4d7d-7696-08d66bc3cc69", "X-MS-Exchange-CrossTenant-originalarrivaltime": "27 Dec 2018 06:23:21.4887\n\t(UTC)", "X-MS-Exchange-CrossTenant-fromentityheader": "Hosted", "X-MS-Exchange-CrossTenant-id": "686ea1d3-bc2b-4c6f-a92c-d99c5c301635", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "VI1PR0401MB2285", "Subject": "[dpdk-dev] [PATCH 20/20] bus/fslmc: add function to map any addr\n\tvia VFIO", "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\t<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\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Pankaj Chauhan <pankaj.chauhan@nxp.com>\n\nThis is required to map any accelerator memory\nand PCI address to VFIO using QDMA.\n\nSigned-off-by: Minghuan Lian <Minghuan.Lian@nxp.com>\nSigned-off-by: Pankaj Chauhan <pankaj.chauhan@nxp.com>\n---\n drivers/bus/fslmc/fslmc_vfio.c | 42 +++++++++++++++++++++\n drivers/bus/fslmc/fslmc_vfio.h | 1 +\n drivers/bus/fslmc/rte_bus_fslmc_version.map | 7 ++++\n 3 files changed, 50 insertions(+)", "diff": "diff --git a/drivers/bus/fslmc/fslmc_vfio.c b/drivers/bus/fslmc/fslmc_vfio.c\nindex 1aae56fa9..9befc8087 100644\n--- a/drivers/bus/fslmc/fslmc_vfio.c\n+++ b/drivers/bus/fslmc/fslmc_vfio.c\n@@ -50,6 +50,7 @@ static struct fslmc_vfio_group vfio_group;\n static struct fslmc_vfio_container vfio_container;\n static int container_device_fd;\n static char *g_container;\n+static int fslmc_iommu_type;\n static uint32_t *msi_intr_vaddr;\n void *(*rte_mcp_ptr_list);\n \n@@ -90,6 +91,9 @@ fslmc_get_container_group(int *groupid)\n \t\t}\n \t}\n \n+\tfslmc_iommu_type = (rte_vfio_noiommu_is_enabled() == 1) ?\n+\t\tRTE_VFIO_NOIOMMU : VFIO_TYPE1_IOMMU;\n+\n \t/* get group number */\n \tret = rte_vfio_get_group_num(SYSFS_FSL_MC_DEVICES,\n \t\t\t\t g_container, groupid);\n@@ -344,6 +348,44 @@ fslmc_dmamap_seg(const struct rte_memseg_list *msl __rte_unused,\n \treturn ret;\n }\n \n+int rte_fslmc_vfio_mem_dmamap(uint64_t vaddr, uint64_t iova, uint64_t size)\n+{\n+\tint ret;\n+\tstruct fslmc_vfio_group *group;\n+\tstruct vfio_iommu_type1_dma_map dma_map = {\n+\t\t.argsz = sizeof(struct vfio_iommu_type1_dma_map),\n+\t\t.flags = VFIO_DMA_MAP_FLAG_READ | VFIO_DMA_MAP_FLAG_WRITE,\n+\t};\n+\n+\tif (fslmc_iommu_type == RTE_VFIO_NOIOMMU) {\n+\t\tDPAA2_BUS_DEBUG(\"Running in NOIOMMU mode\");\n+\t\treturn 0;\n+\t}\n+\n+\t/* SET DMA MAP for IOMMU */\n+\tgroup = &vfio_group;\n+\tif (!group->container) {\n+\t\tDPAA2_BUS_ERR(\"Container is not connected\");\n+\t\treturn -1;\n+\t}\n+\n+\tdma_map.size = size;\n+\tdma_map.vaddr = vaddr;\n+\tdma_map.iova = iova;\n+\n+\tprintf(\"PCIe vfio map 0x%llx:0x%llx, size 0x%llx\\n\", dma_map.vaddr,\n+\t\tdma_map.iova, dma_map.size);\n+\tret = ioctl(group->container->fd, VFIO_IOMMU_MAP_DMA,\n+\t\t &dma_map);\n+\tif (ret) {\n+\t\tprintf(\"Unable to map DMA address (errno = %d)\\n\",\n+\t\t\terrno);\n+\t\treturn ret;\n+\t}\n+\n+\treturn 0;\n+}\n+\n int rte_fslmc_vfio_dmamap(void)\n {\n \tint i = 0, ret;\ndiff --git a/drivers/bus/fslmc/fslmc_vfio.h b/drivers/bus/fslmc/fslmc_vfio.h\nindex 9e2c4feef..4e750d623 100644\n--- a/drivers/bus/fslmc/fslmc_vfio.h\n+++ b/drivers/bus/fslmc/fslmc_vfio.h\n@@ -50,5 +50,6 @@ int fslmc_vfio_process_group(void);\n char *fslmc_get_container(void);\n int fslmc_get_container_group(int *gropuid);\n int rte_fslmc_vfio_dmamap(void);\n+int rte_fslmc_vfio_mem_dmamap(uint64_t vaddr, uint64_t iova, uint64_t size);\n \n #endif /* _FSLMC_VFIO_H_ */\ndiff --git a/drivers/bus/fslmc/rte_bus_fslmc_version.map b/drivers/bus/fslmc/rte_bus_fslmc_version.map\nindex dcc4e082e..c4192d978 100644\n--- a/drivers/bus/fslmc/rte_bus_fslmc_version.map\n+++ b/drivers/bus/fslmc/rte_bus_fslmc_version.map\n@@ -129,3 +129,10 @@ DPDK_18.11 {\n \tdpci_set_opr;\n \n } DPDK_18.05;\n+\n+DPDK_19.02 {\n+\tglobal:\n+\n+\trte_fslmc_vfio_mem_dmamap;\n+\n+} DPDK_18.11;\n", "prefixes": [ "20/20" ] }