From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 77B60C4332F for ; Tue, 19 Oct 2021 03:21:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5CC0C6134F for ; Tue, 19 Oct 2021 03:21:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232290AbhJSDXS (ORCPT ); Mon, 18 Oct 2021 23:23:18 -0400 Received: from mail.kernel.org ([198.145.29.99]:48718 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232025AbhJSDXF (ORCPT ); Mon, 18 Oct 2021 23:23:05 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7345361355; Tue, 19 Oct 2021 03:20:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1634613653; bh=Gp9DlCJBfIASNs6LWpt4Yh2ZP5t5nxdMiWXyD4MR0Yo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NxNx2u5IHRQZ8bdlermFccD1vH3KhEv+S4NOtkO9I70qZt0qEggSQcO8NqCIvLctS JWqHtmexhjzgohtakO/7nM22FX/0ZUjMG8Yi06Br86mZX+GwNqkX9VS64ubF4qipz7 PjvB+8ffC+ywvA53Z+p2grBF/8Cpf5918TxPuPGmfa9Rl2Umc+kTwEa2zis5OoNDi0 sqE+w8GjNqWvuykoFh9TgisKejHjg//eVk4Za+6WFyS1xBLCcpMxswIAQyqnCFgcxl 1RpRXHgkLXZd+p2RbNMHtB0I2xt+abSkUro+xZbDOPHeflPMSPNhod1oYpuxdnFDRu 3k5mMR10Pr+kA== From: Saeed Mahameed To: "David S. Miller" , Jakub Kicinski Cc: netdev@vger.kernel.org, Maor Gottlieb , Mark Bloch , Saeed Mahameed Subject: [net-next 09/13] net/mlx5: Lag, add support to create TTC tables for LAG port selection Date: Mon, 18 Oct 2021 20:20:43 -0700 Message-Id: <20211019032047.55660-10-saeed@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211019032047.55660-1-saeed@kernel.org> References: <20211019032047.55660-1-saeed@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Maor Gottlieb Add support to create inner and outer TTC tables for LAG port selection. These tables are used to classify the packets in order to select the related definer. Signed-off-by: Maor Gottlieb Reviewed-by: Mark Bloch Signed-off-by: Saeed Mahameed --- .../mellanox/mlx5/core/lag/port_sel.c | 91 +++++++++++++++++++ .../mellanox/mlx5/core/lag/port_sel.h | 1 + 2 files changed, 92 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c index 06bc7c7dbb6d..a855b9e86791 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c @@ -5,6 +5,8 @@ #include "lag.h" enum { + MLX5_LAG_FT_LEVEL_TTC, + MLX5_LAG_FT_LEVEL_INNER_TTC, MLX5_LAG_FT_LEVEL_DEFINER, }; @@ -420,3 +422,92 @@ static void set_tt_map(struct mlx5_lag_port_sel *port_sel, break; } } + +#define SET_IGNORE_DESTS_BITS(tt_map, dests) \ + do { \ + int idx; \ + \ + for_each_clear_bit(idx, tt_map, MLX5_NUM_TT) \ + set_bit(idx, dests); \ + } while (0) + +static void mlx5_lag_set_inner_ttc_params(struct mlx5_lag *ldev, + struct ttc_params *ttc_params) +{ + struct mlx5_core_dev *dev = ldev->pf[MLX5_LAG_P1].dev; + struct mlx5_lag_port_sel *port_sel = &ldev->port_sel; + struct mlx5_flow_table_attr *ft_attr; + int tt; + + ttc_params->ns = mlx5_get_flow_namespace(dev, + MLX5_FLOW_NAMESPACE_PORT_SEL); + ft_attr = &ttc_params->ft_attr; + ft_attr->level = MLX5_LAG_FT_LEVEL_INNER_TTC; + + for_each_set_bit(tt, port_sel->tt_map, MLX5_NUM_TT) { + ttc_params->dests[tt].type = + MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; + ttc_params->dests[tt].ft = port_sel->inner.definers[tt]->ft; + } + SET_IGNORE_DESTS_BITS(port_sel->tt_map, ttc_params->ignore_dests); +} + +static void mlx5_lag_set_outer_ttc_params(struct mlx5_lag *ldev, + struct ttc_params *ttc_params) +{ + struct mlx5_core_dev *dev = ldev->pf[MLX5_LAG_P1].dev; + struct mlx5_lag_port_sel *port_sel = &ldev->port_sel; + struct mlx5_flow_table_attr *ft_attr; + int tt; + + ttc_params->ns = mlx5_get_flow_namespace(dev, + MLX5_FLOW_NAMESPACE_PORT_SEL); + ft_attr = &ttc_params->ft_attr; + ft_attr->level = MLX5_LAG_FT_LEVEL_TTC; + + for_each_set_bit(tt, port_sel->tt_map, MLX5_NUM_TT) { + ttc_params->dests[tt].type = + MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; + ttc_params->dests[tt].ft = port_sel->outer.definers[tt]->ft; + } + SET_IGNORE_DESTS_BITS(port_sel->tt_map, ttc_params->ignore_dests); + + ttc_params->inner_ttc = port_sel->tunnel; + if (!port_sel->tunnel) + return; + + for (tt = 0; tt < MLX5_NUM_TUNNEL_TT; tt++) { + ttc_params->tunnel_dests[tt].type = + MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; + ttc_params->tunnel_dests[tt].ft = + mlx5_get_ttc_flow_table(port_sel->inner.ttc); + } +} + +static int mlx5_lag_create_ttc_table(struct mlx5_lag *ldev) +{ + struct mlx5_core_dev *dev = ldev->pf[MLX5_LAG_P1].dev; + struct mlx5_lag_port_sel *port_sel = &ldev->port_sel; + struct ttc_params ttc_params = {}; + + mlx5_lag_set_outer_ttc_params(ldev, &ttc_params); + port_sel->outer.ttc = mlx5_create_ttc_table(dev, &ttc_params); + if (IS_ERR(port_sel->outer.ttc)) + return PTR_ERR(port_sel->outer.ttc); + + return 0; +} + +static int mlx5_lag_create_inner_ttc_table(struct mlx5_lag *ldev) +{ + struct mlx5_core_dev *dev = ldev->pf[MLX5_LAG_P1].dev; + struct mlx5_lag_port_sel *port_sel = &ldev->port_sel; + struct ttc_params ttc_params = {}; + + mlx5_lag_set_inner_ttc_params(ldev, &ttc_params); + port_sel->inner.ttc = mlx5_create_ttc_table(dev, &ttc_params); + if (IS_ERR(port_sel->inner.ttc)) + return PTR_ERR(port_sel->inner.ttc); + + return 0; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h index 1b9e2130a0a5..045dceec0fab 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h @@ -14,6 +14,7 @@ struct mlx5_lag_definer { }; struct mlx5_lag_ttc { + struct mlx5_ttc_table *ttc; struct mlx5_lag_definer *definers[MLX5_NUM_TT]; }; -- 2.31.1