From patchwork Mon Feb 20 22:11:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ed Czeck X-Patchwork-Id: 124221 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: 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]) by inbox.dpdk.org (Postfix) with ESMTP id CD09041CF1; Mon, 20 Feb 2023 23:11:37 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 7593043105; Mon, 20 Feb 2023 23:11:37 +0100 (CET) Received: from mail-qv1-f45.google.com (mail-qv1-f45.google.com [209.85.219.45]) by mails.dpdk.org (Postfix) with ESMTP id EA34840395 for ; Mon, 20 Feb 2023 23:11:35 +0100 (CET) Received: by mail-qv1-f45.google.com with SMTP id y3so2743982qvn.4 for ; Mon, 20 Feb 2023 14:11:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=atomicrules-com.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=OV33DtmNPm4BsUWZKZpd9tOWrQwZ9Ztp1ZygWbKtae4=; b=c2i2G5n84OsR1+rkutQVZxwEPc2j80IkgBsh/IgOy/ZTLz1IUzRlmDxbx6raBlNxzH 1qiuRQgPIsNHmP65mOGns1thsf1sQvWHSw0GmqnU5CKFEYA2xhsbprWbOgQJyfeaUjun e416Cd+J4C3fItYW1LsrzAvcQGm/8o26qjM23gBLmB3qFZaUxrdAI/7X+/UX8zSwBMUA jqI/xbsuBMU+/4poQM5s5ee/U2YRL/H6V+pj19+mWRauLl9vvgaVya+OkidSItxG8e8g bxmEMukB34bSSSDVIuzrqC8n31Jv+gk/EIq5rj6SMtYMkuTLcVGRRRPVXp4MKt/s38sh qenQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=OV33DtmNPm4BsUWZKZpd9tOWrQwZ9Ztp1ZygWbKtae4=; b=3Q434ftfrpwlfzakmSQbKwRPvGvXSjJRZAJHAbYbJAzVKHZGYQp9Rv70IqKYF1FLHv zaEXpKJR0/jfWr1Mw//KgqHGwGhlebu4G0lPgWX/zNThPlNC51Pg6adAQ0pMcO1rXFO2 BnxLF2iOBpwp1tsJB+b0Ib7Fl3DKjSBX92XJGheEFXeSoJBcjO7hiKC9hv0Duvh/N8Xz kJAZMWT404RiisHbBwzRgk+H1B3NFnkQB6ByE4nO16ZtSQnrJLgC4oBeovNcr6WNshxq nWo4ZJT6EJkAR63W/BApfkvDEWbvI5CKmAyiQHWmTg0Vzxx8uQANdoZV372eaEjnPyLH Tc8A== X-Gm-Message-State: AO0yUKW9XudK0vTgY6Mw0RFEEyccgVKdRG2KezvODnv1NB2Y8gP7Mwgb w5kYxseFsJ1rpOsNvQ5TCAGCQcsZQYpgOyCZ X-Google-Smtp-Source: AK7set/glv2naHeTSWYLjCfnnpSXn915UKkZpNWMne9WdUDYCgL/OkDaYHK8pDFWerJH9uBbaa5LZQ== X-Received: by 2002:a05:6214:27e9:b0:56e:9dd8:47f3 with SMTP id jt9-20020a05621427e900b0056e9dd847f3mr2517944qvb.13.1676931094783; Mon, 20 Feb 2023 14:11:34 -0800 (PST) Received: from z690.czeck.local (pool-173-48-111-149.bstnma.fios.verizon.net. [173.48.111.149]) by smtp.gmail.com with ESMTPSA id g66-20020a37b645000000b0073b425f6e33sm9757000qkf.100.2023.02.20.14.11.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Feb 2023 14:11:33 -0800 (PST) From: Ed Czeck To: dev@dpdk.org, ferruh.yigit@amd.com Cc: stephen@networkplumber.org, John Miller , Shepard Siegel , Anatoly Burakov Subject: [PATCH v3 1/2] net/ark: limited support for secondary processes Date: Mon, 20 Feb 2023 17:11:26 -0500 Message-Id: <20230220221127.2691401-1-ed.czeck@atomicrules.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230217160039.2487085-1-ed.czeck@atomicrules.com> References: <20230217160039.2487085-1-ed.czeck@atomicrules.com> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: John Miller disable fpga device configuration for secondary processes. This is minimum support to avoid unneeded fpga resets Signed-off-by: John Miller Signed-off-by: Ed Czeck --- v2: * Use standard logging v3: * clarify limits on secondary process support --- drivers/net/ark/ark_ethdev.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c index b2995427c8..785bb386d7 100644 --- a/drivers/net/ark/ark_ethdev.c +++ b/drivers/net/ark/ark_ethdev.c @@ -147,6 +147,9 @@ eth_ark_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, struct rte_eth_dev *eth_dev; int ret; + if (rte_eal_process_type() == RTE_PROC_SECONDARY) + ARK_PMD_LOG(INFO, "ARK probed by secondary process\n"); + eth_dev = rte_eth_dev_pci_allocate(pci_dev, sizeof(struct ark_adapter)); if (eth_dev == NULL) @@ -385,9 +388,11 @@ eth_ark_dev_init(struct rte_eth_dev *dev) 0xcafef00d, ark->sysctrl.t32[4], __func__); /* We are a single function multi-port device. */ - ret = ark_config_device(dev); - if (ret) - return -1; + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + ret = ark_config_device(dev); + if (ret) + return -1; + } dev->dev_ops = &ark_eth_dev_ops; dev->rx_queue_count = eth_ark_dev_rx_queue_count;