From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 48F92A0549; Thu, 16 Jul 2020 10:24:17 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id A38C91BF75; Thu, 16 Jul 2020 10:23:35 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 81E5E1BED7 for ; Thu, 16 Jul 2020 10:23:31 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from viacheslavo@mellanox.com) with SMTP; 16 Jul 2020 11:23:27 +0300 Received: from pegasus12.mtr.labs.mlnx (pegasus12.mtr.labs.mlnx [10.210.17.40]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 06G8NQ9k028976; Thu, 16 Jul 2020 11:23:26 +0300 Received: from pegasus12.mtr.labs.mlnx (localhost [127.0.0.1]) by pegasus12.mtr.labs.mlnx (8.14.7/8.14.7) with ESMTP id 06G8NQwX006738; Thu, 16 Jul 2020 08:23:26 GMT Received: (from viacheslavo@localhost) by pegasus12.mtr.labs.mlnx (8.14.7/8.14.7/Submit) id 06G8NQem006737; Thu, 16 Jul 2020 08:23:26 GMT X-Authentication-Warning: pegasus12.mtr.labs.mlnx: viacheslavo set sender to viacheslavo@mellanox.com using -f From: Viacheslav Ovsiienko To: dev@dpdk.org Cc: matan@mellanox.com, rasland@mellanox.com, olivier.matz@6wind.com, thomas@monjalon.net, ferruh.yigit@intel.com Date: Thu, 16 Jul 2020 08:23:07 +0000 Message-Id: <1594887800-6563-5-git-send-email-viacheslavo@mellanox.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1594887800-6563-1-git-send-email-viacheslavo@mellanox.com> References: <1591771085-24959-1-git-send-email-viacheslavo@mellanox.com> <1594887800-6563-1-git-send-email-viacheslavo@mellanox.com> Subject: [dpdk-dev] [PATCH v3 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This is preparation step before moving the Tx queue creation to the DevX approach. Some features require the shared UAR for Tx queues and scheduling completion queues, the patch manages the shared UAR. Signed-off-by: Viacheslav Ovsiienko Acked-by: Matan Azrad --- drivers/net/mlx5/mlx5.c | 14 ++++++++++++++ drivers/net/mlx5/mlx5.h | 1 + 2 files changed, 15 insertions(+) diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c index 0786945..71e59ac 100644 --- a/drivers/net/mlx5/mlx5.c +++ b/drivers/net/mlx5/mlx5.c @@ -709,6 +709,12 @@ struct mlx5_dev_ctx_shared * err = ENOMEM; goto error; } + sh->tx_uar = mlx5_glue->devx_alloc_uar(sh->ctx, 0); + if (!sh->tx_uar) { + DRV_LOG(ERR, "Failed to allocate DevX UAR."); + err = ENOMEM; + goto error; + } } sh->flow_id_pool = mlx5_flow_id_pool_alloc ((1 << HAIRPIN_FLOW_ID_BITS) - 1); @@ -767,6 +773,10 @@ struct mlx5_dev_ctx_shared * mlx5_l3t_destroy(sh->cnt_id_tbl); sh->cnt_id_tbl = NULL; } + if (sh->tx_uar) { + mlx5_glue->devx_free_uar(sh->tx_uar); + sh->tx_uar = NULL; + } if (sh->tis) claim_zero(mlx5_devx_cmd_destroy(sh->tis)); if (sh->td) @@ -832,6 +842,10 @@ struct mlx5_dev_ctx_shared * mlx5_l3t_destroy(sh->cnt_id_tbl); sh->cnt_id_tbl = NULL; } + if (sh->tx_uar) { + mlx5_glue->devx_free_uar(sh->tx_uar); + sh->tx_uar = NULL; + } if (sh->pd) claim_zero(mlx5_glue->dealloc_pd(sh->pd)); if (sh->tis) diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h index d01d7f3..c760aff 100644 --- a/drivers/net/mlx5/mlx5.h +++ b/drivers/net/mlx5/mlx5.h @@ -586,6 +586,7 @@ struct mlx5_dev_ctx_shared { struct mlx5_devx_obj *tis; /* TIS object. */ struct mlx5_devx_obj *td; /* Transport domain. */ struct mlx5_flow_id_pool *flow_id_pool; /* Flow ID pool. */ + struct mlx5dv_devx_uar *tx_uar; /* Tx/packer pacing shared UAR. */ struct mlx5_dev_shared_port port[]; /* per device port data array. */ }; -- 1.8.3.1