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GET /api/patches/96066/?format=api
{ "id": 96066, "url": "https://patches.dpdk.org/api/patches/96066/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20210719135917.26241-6-hemant.agrawal@nxp.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": "<20210719135917.26241-6-hemant.agrawal@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210719135917.26241-6-hemant.agrawal@nxp.com", "date": "2021-07-19T13:59:15", "name": "[5/7] net/dpaa2: add per thread init PMD API", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "5f5fb6dbb685cec4d8bba2e3e2392174966ac3c4", "submitter": { "id": 477, "url": "https://patches.dpdk.org/api/people/477/?format=api", "name": "Hemant Agrawal", "email": "hemant.agrawal@nxp.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20210719135917.26241-6-hemant.agrawal@nxp.com/mbox/", "series": [ { "id": 17897, "url": "https://patches.dpdk.org/api/series/17897/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=17897", "date": "2021-07-19T13:59:10", "name": "NXP DPAAx fixes and improvements", "version": 1, "mbox": "https://patches.dpdk.org/series/17897/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/96066/comments/", "check": "warning", "checks": "https://patches.dpdk.org/api/patches/96066/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 27604A034F;\n\tMon, 19 Jul 2021 16:03:07 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id B7C09411A3;\n\tMon, 19 Jul 2021 16:02:38 +0200 (CEST)", "from EUR02-AM5-obe.outbound.protection.outlook.com\n (mail-eopbgr00078.outbound.protection.outlook.com [40.107.0.78])\n by mails.dpdk.org (Postfix) with ESMTP id 116144014E\n for <dev@dpdk.org>; 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dkim=none (message not signed)\n header.d=none;dpdk.org; dmarc=none action=none header.from=nxp.com;", "From": "Hemant Agrawal <hemant.agrawal@nxp.com>", "To": "dev@dpdk.org", "Cc": "ferruh.yigit@intel.com,\n\tNipun Gupta <nipun.gupta@nxp.com>", "Date": "Mon, 19 Jul 2021 19:29:15 +0530", "Message-Id": "<20210719135917.26241-6-hemant.agrawal@nxp.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20210719135917.26241-1-hemant.agrawal@nxp.com>", "References": "<20210719135917.26241-1-hemant.agrawal@nxp.com>", "Content-Type": "text/plain", "X-ClientProxiedBy": "SG2PR02CA0038.apcprd02.prod.outlook.com\n (2603:1096:3:18::26) To DU2PR04MB8630.eurprd04.prod.outlook.com\n (2603:10a6:10:2dd::15)", "MIME-Version": "1.0", "X-MS-Exchange-MessageSentRepresentingType": "1", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "9e28ff57-bf82-43a4-d688-08d94abddcbc", "X-MS-TrafficTypeDiagnostic": "DU2PR04MB8536:", "X-MS-Exchange-Transport-Forked": "True", "X-Microsoft-Antispam-PRVS": "\n <DU2PR04MB8536AB7811269010CC6D837F89E19@DU2PR04MB8536.eurprd04.prod.outlook.com>", "X-MS-Oob-TLC-OOBClassifiers": "OLM:7691;", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:255.255.255.255; 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This may cause a delay in the\ndatapath at run-time. To avoid it, it is better to allocate\na hw context portal at the start of thread expected to do\ni/o with DPAA2 hardware.\n\nThis patch makes necessary changes for the same and creates\na pmd API to allocate a hw context portal for a thread.\n\nSigned-off-by: Nipun Gupta <nipun.gupta@nxp.com>\n---\n drivers/bus/fslmc/portal/dpaa2_hw_dpio.c | 10 +++++-----\n drivers/net/dpaa2/dpaa2_ethdev.c | 16 ++++++++++++++++\n drivers/net/dpaa2/rte_pmd_dpaa2.h | 10 ++++++++++\n drivers/net/dpaa2/version.map | 2 ++\n 4 files changed, 33 insertions(+), 5 deletions(-)", "diff": "diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c\nindex c224a883ae..1a1e437ed1 100644\n--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c\n+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c\n@@ -20,7 +20,8 @@\n #include <sys/stat.h>\n #include <sys/mman.h>\n #include <sys/epoll.h>\n-#include<sys/eventfd.h>\n+#include <sys/eventfd.h>\n+#include <sys/syscall.h>\n \n #include <rte_mbuf.h>\n #include <ethdev_driver.h>\n@@ -168,7 +169,7 @@ dpaa2_affine_dpio_intr_to_respective_core(int32_t dpio_id, int cpu_id)\n \tfclose(file);\n }\n \n-static int dpaa2_dpio_intr_init(struct dpaa2_dpio_dev *dpio_dev, int cpu_id)\n+static int dpaa2_dpio_intr_init(struct dpaa2_dpio_dev *dpio_dev)\n {\n \tstruct epoll_event epoll_ev;\n \tint eventfd, dpio_epoll_fd, ret;\n@@ -205,8 +206,6 @@ static int dpaa2_dpio_intr_init(struct dpaa2_dpio_dev *dpio_dev, int cpu_id)\n \t}\n \tdpio_dev->epoll_fd = dpio_epoll_fd;\n \n-\tdpaa2_affine_dpio_intr_to_respective_core(dpio_dev->hw_id, cpu_id);\n-\n \treturn 0;\n }\n \n@@ -242,10 +241,11 @@ dpaa2_configure_stashing(struct dpaa2_dpio_dev *dpio_dev, int cpu_id)\n \t}\n \n #ifdef RTE_EVENT_DPAA2\n-\tif (dpaa2_dpio_intr_init(dpio_dev, cpu_id)) {\n+\tif (dpaa2_dpio_intr_init(dpio_dev)) {\n \t\tDPAA2_BUS_ERR(\"Interrupt registration failed for dpio\");\n \t\treturn -1;\n \t}\n+\tdpaa2_affine_dpio_intr_to_respective_core(dpio_dev->hw_id, cpu_id);\n #endif\n \n \treturn 0;\ndiff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c\nindex 8b803b8542..d892819a7e 100644\n--- a/drivers/net/dpaa2/dpaa2_ethdev.c\n+++ b/drivers/net/dpaa2/dpaa2_ethdev.c\n@@ -2382,6 +2382,22 @@ dpaa2_tm_ops_get(struct rte_eth_dev *dev __rte_unused, void *ops)\n \treturn 0;\n }\n \n+void\n+rte_pmd_dpaa2_thread_init(void)\n+{\n+\tint ret;\n+\n+\tif (unlikely(!DPAA2_PER_LCORE_DPIO)) {\n+\t\tret = dpaa2_affine_qbman_swp();\n+\t\tif (ret) {\n+\t\t\tDPAA2_PMD_ERR(\n+\t\t\t\t\"Failed to allocate IO portal, tid: %d\\n\",\n+\t\t\t\trte_gettid());\n+\t\t\treturn;\n+\t\t}\n+\t}\n+}\n+\n static struct eth_dev_ops dpaa2_ethdev_ops = {\n \t.dev_configure\t = dpaa2_eth_dev_configure,\n \t.dev_start\t = dpaa2_dev_start,\ndiff --git a/drivers/net/dpaa2/rte_pmd_dpaa2.h b/drivers/net/dpaa2/rte_pmd_dpaa2.h\nindex 7204a8f951..84ac9d38d1 100644\n--- a/drivers/net/dpaa2/rte_pmd_dpaa2.h\n+++ b/drivers/net/dpaa2/rte_pmd_dpaa2.h\n@@ -84,4 +84,14 @@ rte_pmd_dpaa2_set_custom_hash(uint16_t port_id,\n \t\t\t uint16_t offset,\n \t\t\t uint8_t size);\n \n+/**\n+ * @warning\n+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice\n+ *\n+ * Do thread specific initialization\n+ */\n+__rte_experimental\n+void\n+rte_pmd_dpaa2_thread_init(void);\n+\n #endif /* _RTE_PMD_DPAA2_H */\ndiff --git a/drivers/net/dpaa2/version.map b/drivers/net/dpaa2/version.map\nindex b50da13bcb..49f69dacd2 100644\n--- a/drivers/net/dpaa2/version.map\n+++ b/drivers/net/dpaa2/version.map\n@@ -6,6 +6,8 @@ EXPERIMENTAL {\n \n \t# added in 21.05\n \trte_pmd_dpaa2_mux_rx_frame_len;\n+\t# added in 21.08\n+\trte_pmd_dpaa2_thread_init;\n };\n \n INTERNAL {\n", "prefixes": [ "5/7" ] }