Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/74046/?format=api
{ "id": 74046, "url": "http://patches.dpdk.org/api/patches/74046/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1594794114-16313-5-git-send-email-viacheslavo@mellanox.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": "<1594794114-16313-5-git-send-email-viacheslavo@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1594794114-16313-5-git-send-email-viacheslavo@mellanox.com", "date": "2020-07-15T06:21:41", "name": "[v2,04/17] net/mlx5: introduce shared UAR resource", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "da96e718e1141f31ff81d95d4e9d01f5812da6b9", "submitter": { "id": 1102, "url": "http://patches.dpdk.org/api/people/1102/?format=api", "name": "Slava Ovsiienko", "email": "viacheslavo@mellanox.com" }, "delegate": { "id": 3268, "url": "http://patches.dpdk.org/api/users/3268/?format=api", "username": "rasland", "first_name": "Raslan", "last_name": "Darawsheh", "email": "rasland@nvidia.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1594794114-16313-5-git-send-email-viacheslavo@mellanox.com/mbox/", "series": [ { "id": 11032, "url": "http://patches.dpdk.org/api/series/11032/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=11032", "date": "2020-07-15T06:21:37", "name": "net/mlx5: introduce accurate packet Tx scheduling", "version": 2, "mbox": "http://patches.dpdk.org/series/11032/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/74046/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/74046/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 dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 0B981A0540;\n\tWed, 15 Jul 2020 08:22:49 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 32D0B1C115;\n\tWed, 15 Jul 2020 08:22:14 +0200 (CEST)", "from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129])\n by dpdk.org (Postfix) with ESMTP id 79B971C125\n for <dev@dpdk.org>; Wed, 15 Jul 2020 08:22:12 +0200 (CEST)", "from Internal Mail-Server by MTLPINE1 (envelope-from\n viacheslavo@mellanox.com) with SMTP; 15 Jul 2020 09:22:08 +0300", "from pegasus12.mtr.labs.mlnx (pegasus12.mtr.labs.mlnx\n [10.210.17.40])\n by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 06F6M8P7007016;\n Wed, 15 Jul 2020 09:22:08 +0300", "from pegasus12.mtr.labs.mlnx (localhost [127.0.0.1])\n by pegasus12.mtr.labs.mlnx (8.14.7/8.14.7) with ESMTP id 06F6M8ta016434;\n Wed, 15 Jul 2020 06:22:08 GMT", "(from viacheslavo@localhost)\n by pegasus12.mtr.labs.mlnx (8.14.7/8.14.7/Submit) id 06F6M8gr016433;\n Wed, 15 Jul 2020 06:22:08 GMT" ], "X-Authentication-Warning": "pegasus12.mtr.labs.mlnx: viacheslavo set sender to\n viacheslavo@mellanox.com using -f", "From": "Viacheslav Ovsiienko <viacheslavo@mellanox.com>", "To": "dev@dpdk.org", "Cc": "matan@mellanox.com, rasland@mellanox.com, olivier.matz@6wind.com,\n thomas@monjalon.net, ferruh.yigit@intel.com", "Date": "Wed, 15 Jul 2020 06:21:41 +0000", "Message-Id": "<1594794114-16313-5-git-send-email-viacheslavo@mellanox.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1594794114-16313-1-git-send-email-viacheslavo@mellanox.com>", "References": "<1591771085-24959-1-git-send-email-viacheslavo@mellanox.com>\n <1594794114-16313-1-git-send-email-viacheslavo@mellanox.com>", "Subject": "[dpdk-dev] [PATCH v2 04/17] net/mlx5: introduce shared UAR resource", "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": "This is preparation step before moving the Tx queue creation\nto the DevX approach. Some features require the shared UAR\nfor Tx queues and scheduling completion queues, the patch\nmanages the shared UAR.\n\nSigned-off-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>\nAcked-by: Matan Azrad <matan@mellanox.com>\n---\n drivers/net/mlx5/mlx5.c | 14 ++++++++++++++\n drivers/net/mlx5/mlx5.h | 1 +\n 2 files changed, 15 insertions(+)", "diff": "diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c\nindex 0786945..71e59ac 100644\n--- a/drivers/net/mlx5/mlx5.c\n+++ b/drivers/net/mlx5/mlx5.c\n@@ -709,6 +709,12 @@ struct mlx5_dev_ctx_shared *\n \t\t\terr = ENOMEM;\n \t\t\tgoto error;\n \t\t}\n+\t\tsh->tx_uar = mlx5_glue->devx_alloc_uar(sh->ctx, 0);\n+\t\tif (!sh->tx_uar) {\n+\t\t\tDRV_LOG(ERR, \"Failed to allocate DevX UAR.\");\n+\t\t\terr = ENOMEM;\n+\t\t\tgoto error;\n+\t\t}\n \t}\n \tsh->flow_id_pool = mlx5_flow_id_pool_alloc\n \t\t\t\t\t((1 << HAIRPIN_FLOW_ID_BITS) - 1);\n@@ -767,6 +773,10 @@ struct mlx5_dev_ctx_shared *\n \t\tmlx5_l3t_destroy(sh->cnt_id_tbl);\n \t\tsh->cnt_id_tbl = NULL;\n \t}\n+\tif (sh->tx_uar) {\n+\t\tmlx5_glue->devx_free_uar(sh->tx_uar);\n+\t\tsh->tx_uar = NULL;\n+\t}\n \tif (sh->tis)\n \t\tclaim_zero(mlx5_devx_cmd_destroy(sh->tis));\n \tif (sh->td)\n@@ -832,6 +842,10 @@ struct mlx5_dev_ctx_shared *\n \t\tmlx5_l3t_destroy(sh->cnt_id_tbl);\n \t\tsh->cnt_id_tbl = NULL;\n \t}\n+\tif (sh->tx_uar) {\n+\t\tmlx5_glue->devx_free_uar(sh->tx_uar);\n+\t\tsh->tx_uar = NULL;\n+\t}\n \tif (sh->pd)\n \t\tclaim_zero(mlx5_glue->dealloc_pd(sh->pd));\n \tif (sh->tis)\ndiff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h\nindex d01d7f3..c760aff 100644\n--- a/drivers/net/mlx5/mlx5.h\n+++ b/drivers/net/mlx5/mlx5.h\n@@ -586,6 +586,7 @@ struct mlx5_dev_ctx_shared {\n \tstruct mlx5_devx_obj *tis; /* TIS object. */\n \tstruct mlx5_devx_obj *td; /* Transport domain. */\n \tstruct mlx5_flow_id_pool *flow_id_pool; /* Flow ID pool. */\n+\tstruct mlx5dv_devx_uar *tx_uar; /* Tx/packer pacing shared UAR. */\n \tstruct mlx5_dev_shared_port port[]; /* per device port data array. */\n };\n \n", "prefixes": [ "v2", "04/17" ] }