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 A81FAA09FD; Fri, 18 Dec 2020 15:58:01 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 18164CB7E; Fri, 18 Dec 2020 15:56:22 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 92179CAF1 for ; Fri, 18 Dec 2020 15:56:13 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from xuemingl@nvidia.com) with SMTP; 18 Dec 2020 16:56:07 +0200 Received: from nvidia.com (pegasus05.mtr.labs.mlnx [10.210.16.100]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 0BIEu65W013340; Fri, 18 Dec 2020 16:56:06 +0200 From: Xueming Li To: Viacheslav Ovsiienko , Thomas Monjalon , Ferruh Yigit , Andrew Rybchenko , Olivier Matz , Matan Azrad Cc: dev@dpdk.org, xuemingl@nvidia.com, Asaf Penso Date: Fri, 18 Dec 2020 14:55:55 +0000 Message-Id: <1608303356-13089-7-git-send-email-xuemingl@nvidia.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1608303356-13089-1-git-send-email-xuemingl@nvidia.com> References: <1608303356-13089-1-git-send-email-xuemingl@nvidia.com> Subject: [dpdk-dev] [RFC 6/7] common/mlx5: update representor name parsing 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 patch updates representor name parsing for SF. In sysfs, representor name stored in from 'phys_port_name file', similar to VF representor, switch port name of SF representor is "pfsf". For netlink message, net SF type is supported. Examples: pf0sf1 pf0sf[0-3] Signed-off-by: Xueming Li --- drivers/common/mlx5/linux/mlx5_common_os.c | 32 +++++++++++++++------- drivers/common/mlx5/linux/mlx5_nl.c | 2 ++ drivers/common/mlx5/mlx5_common.h | 2 ++ drivers/net/mlx5/linux/mlx5_ethdev_os.c | 3 ++ 4 files changed, 29 insertions(+), 10 deletions(-) diff --git a/drivers/common/mlx5/linux/mlx5_common_os.c b/drivers/common/mlx5/linux/mlx5_common_os.c index 0edd78ea6d..5cf9576921 100644 --- a/drivers/common/mlx5/linux/mlx5_common_os.c +++ b/drivers/common/mlx5/linux/mlx5_common_os.c @@ -97,22 +97,34 @@ void mlx5_translate_port_name(const char *port_name_in, struct mlx5_switch_info *port_info_out) { - char pf_c1, pf_c2, vf_c1, vf_c2, eol; + char ctrl = 0, pf_c1, pf_c2, vf_c1, vf_c2, eol; char *end; int sc_items; - /* - * Check for port-name as a string of the form pf0vf0 - * (support kernel ver >= 5.0 or OFED ver >= 4.6). - */ + sc_items = sscanf(port_name_in, "%c%d", + &ctrl, &port_info_out->ctrl_num); + if (sc_items == 2 && ctrl == 'c') { + port_name_in++; /* 'c' */ + port_name_in += snprintf(NULL, 0, "%d", + port_info_out->ctrl_num); + } + /* Check for port-name as a string of the form pf0vf0 or pf0sf0 */ sc_items = sscanf(port_name_in, "%c%c%d%c%c%d%c", &pf_c1, &pf_c2, &port_info_out->pf_num, &vf_c1, &vf_c2, &port_info_out->port_name, &eol); - if (sc_items == 6 && - pf_c1 == 'p' && pf_c2 == 'f' && - vf_c1 == 'v' && vf_c2 == 'f') { - port_info_out->name_type = MLX5_PHYS_PORT_NAME_TYPE_PFVF; - return; + if (sc_items == 6 && pf_c1 == 'p' && pf_c2 == 'f') { + if (vf_c1 == 'v' && vf_c2 == 'f') { + /* Kernel ver >= 5.0 or OFED ver >= 4.6 */ + port_info_out->name_type = + MLX5_PHYS_PORT_NAME_TYPE_PFVF; + return; + } + if (vf_c1 == 's' && vf_c2 == 'f') { + /* Kernel ver >= 5.11 or OFED ver >= 5.1 */ + port_info_out->name_type = + MLX5_PHYS_PORT_NAME_TYPE_PFSF; + return; + } } /* * Check for port-name as a string of the form p0 diff --git a/drivers/common/mlx5/linux/mlx5_nl.c b/drivers/common/mlx5/linux/mlx5_nl.c index 40d8620300..3d55cc98b4 100644 --- a/drivers/common/mlx5/linux/mlx5_nl.c +++ b/drivers/common/mlx5/linux/mlx5_nl.c @@ -1148,6 +1148,8 @@ mlx5_nl_check_switch_info(bool num_vf_set, case MLX5_PHYS_PORT_NAME_TYPE_PFHPF: /* Fallthrough */ case MLX5_PHYS_PORT_NAME_TYPE_PFVF: + /* Fallthrough */ + case MLX5_PHYS_PORT_NAME_TYPE_PFSF: /* New representors naming schema. */ switch_info->representor = 1; break; diff --git a/drivers/common/mlx5/mlx5_common.h b/drivers/common/mlx5/mlx5_common.h index a484b74b9c..4c75addd08 100644 --- a/drivers/common/mlx5/mlx5_common.h +++ b/drivers/common/mlx5/mlx5_common.h @@ -153,6 +153,7 @@ enum mlx5_nl_phys_port_name_type { MLX5_PHYS_PORT_NAME_TYPE_UPLINK, /* p0, kernel ver >= 5.0 */ MLX5_PHYS_PORT_NAME_TYPE_PFVF, /* pf0vf0, kernel ver >= 5.0 */ MLX5_PHYS_PORT_NAME_TYPE_PFHPF, /* pf0, kernel ver >= 5.7, HPF rep */ + MLX5_PHYS_PORT_NAME_TYPE_PFSF, /* pf0sf0, kernel ver >= 5.0 */ MLX5_PHYS_PORT_NAME_TYPE_UNKNOWN, /* Unrecognized. */ }; @@ -161,6 +162,7 @@ struct mlx5_switch_info { uint32_t master:1; /**< Master device. */ uint32_t representor:1; /**< Representor device. */ enum mlx5_nl_phys_port_name_type name_type; /** < Port name type. */ + int32_t ctrl_num; /**< Controller number (valid for c#pf#vf# format). */ int32_t pf_num; /**< PF number (valid for pfxvfx format only). */ int32_t port_name; /**< Representor port name. */ uint64_t switch_id; /**< Switch identifier. */ diff --git a/drivers/net/mlx5/linux/mlx5_ethdev_os.c b/drivers/net/mlx5/linux/mlx5_ethdev_os.c index 128845cb52..d4eed11fbc 100644 --- a/drivers/net/mlx5/linux/mlx5_ethdev_os.c +++ b/drivers/net/mlx5/linux/mlx5_ethdev_os.c @@ -1013,6 +1013,9 @@ mlx5_sysfs_check_switch_info(bool device_dir, /* New representors naming schema. */ switch_info->representor = 1; break; + default: + switch_info->master = device_dir; + break; } } -- 2.25.1