From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 0DA9944071; Mon, 20 May 2024 06:44:54 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id EB8F740263; Mon, 20 May 2024 06:44:53 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) by mails.dpdk.org (Postfix) with ESMTP id EF08A400EF for ; Mon, 20 May 2024 06:44:51 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1716180292; x=1747716292; h=from:to:subject:date:message-id:mime-version: content-transfer-encoding; bh=0EIilJfcAxTORfKQke32sAhl3DSCNo8GAddQSS4l+eE=; b=RSqUSskg4UMCI1rAjw3jM2ds4SuUQeLvjABwzowPq+AHCv/zwbeMYoQH J8YQKVOaE4kJWaWCT9dXPk9JNcqCNmPS3h8e5KSs2cdk75HJnQGWbTkG0 uo25eTgvvFDSMpapQzjCmhTUXioJesQz6xDg3U0wHvOnqxm/IobYI5Gaw Y0fckKMj+R7QcnYiFEoCKGr3WHF4yW5iFRNEVmoCgxlyi04ZkqN2idIR7 uWl8ElcXlCw/6iSKPrG9rBlnWWA+Ibv2AAuT8SJLGM3P8GCIrUxY+Buqk b/g27vI4CWwttWYTY4ZMdglfou0v63073oBCu0t1BtQOXrvo8jq/6vf9j g==; X-CSE-ConnectionGUID: yfpnUqbyQuazEMJC46O2YQ== X-CSE-MsgGUID: 59unsAP3RTSoHT1qnkE41Q== X-IronPort-AV: E=McAfee;i="6600,9927,11077"; a="29805484" X-IronPort-AV: E=Sophos;i="6.08,174,1712646000"; d="scan'208";a="29805484" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 May 2024 21:44:50 -0700 X-CSE-ConnectionGUID: +amCiuCIQVeA/F6mX2jxPA== X-CSE-MsgGUID: I86zoSSTQwalwwfoAswfCg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,174,1712646000"; d="scan'208";a="32307891" Received: from unknown (HELO srv24.iind.intel.com) ([10.138.167.40]) by fmviesa007.fm.intel.com with ESMTP; 19 May 2024 21:44:49 -0700 From: Shaiq Wani To: dev@dpdk.org Subject: [PATCH v1] net/cpfl: get running host ID for CPFL PMD Date: Mon, 20 May 2024 04:44:15 +0000 Message-Id: <20240520044415.2307157-1-shaiq.wani@intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 Check whether CPFL PMD is running on Host or ACC Signed-off-by: Shaiq Wani --- drivers/net/cpfl/cpfl_ethdev.c | 25 +++++++++++++++++++++++++ drivers/net/cpfl/cpfl_ethdev.h | 5 ++++- 2 files changed, 29 insertions(+), 1 deletion(-) diff --git a/drivers/net/cpfl/cpfl_ethdev.c b/drivers/net/cpfl/cpfl_ethdev.c index ef19aa1b6a..7eb801bbde 100644 --- a/drivers/net/cpfl/cpfl_ethdev.c +++ b/drivers/net/cpfl/cpfl_ethdev.c @@ -2269,8 +2269,32 @@ cpfl_repr_allowlist_uninit(struct cpfl_adapter_ext *adapter) { rte_hash_free(adapter->repr_allowlist_hash); } +static uint8_t +get_running_host_id(void) +{ + char buf[BUFSIZ]; + FILE *fd; + uint8_t host_id = CPFL_INVALID_HOST_ID; + + fd = fopen("/etc/issue.net", "r"); + if (fd == NULL) { + PMD_INIT_LOG(ERR, "Cannot open /etc/issue.net\n"); + return host_id; + } + if (fgets(buf, sizeof(buf), fd)) { + /* get the first line */ + if (strstr(buf, "IMC")) + PMD_INIT_LOG(ERR, "CPFL PMD cannot running on IMC."); + else if (strstr(buf, "ACC")) + host_id = CPFL_HOST_ID_ACC; + else + host_id = CPFL_HOST_ID_HOST; + } + fclose(fd); + return host_id; +} static int cpfl_adapter_ext_init(struct rte_pci_device *pci_dev, struct cpfl_adapter_ext *adapter, struct cpfl_devargs *devargs) @@ -2289,6 +2313,7 @@ cpfl_adapter_ext_init(struct rte_pci_device *pci_dev, struct cpfl_adapter_ext *a hw->vendor_id = pci_dev->id.vendor_id; hw->device_id = pci_dev->id.device_id; hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id; + adapter->host_id = get_running_host_id(); strncpy(adapter->name, pci_dev->device.name, PCI_PRI_STR_SIZE); diff --git a/drivers/net/cpfl/cpfl_ethdev.h b/drivers/net/cpfl/cpfl_ethdev.h index 457db6d6be..3f6f9ca5ea 100644 --- a/drivers/net/cpfl/cpfl_ethdev.h +++ b/drivers/net/cpfl/cpfl_ethdev.h @@ -66,6 +66,7 @@ #define CPFL_PF_TYPE_NUM 2 #define CPFL_HOST_ID_HOST 0 #define CPFL_HOST_ID_ACC 1 +#define CPFL_INVALID_HOST_ID UINT8_MAX #define CPFL_PF_TYPE_APF 0 #define CPFL_PF_TYPE_CPF 1 @@ -230,6 +231,7 @@ struct cpfl_adapter_ext { uint8_t ctrl_vport_recv_info[IDPF_DFLT_MBX_BUF_SIZE]; struct idpf_ctlq_info *ctlqp[CPFL_CFGQ_NUM]; struct cpfl_ctlq_create_info cfgq_info[CPFL_CFGQ_NUM]; + uint8_t host_id; }; TAILQ_HEAD(cpfl_adapter_list, cpfl_adapter_ext); @@ -296,7 +298,8 @@ cpfl_get_vsi_id(struct cpfl_itf *itf) vport_identity.func_type = CPCHNL2_FTYPE_LAN_PF; /* host: CPFL_HOST0_CPF_ID, acc: CPFL_ACC_CPF_ID */ - vport_identity.pf_id = CPFL_ACC_CPF_ID; + vport_identity.pf_id = (itf->adapter->host_id == CPFL_HOST_ID_ACC) ? + CPFL_ACC_CPF_ID : CPFL_HOST0_CPF_ID; vport_identity.vf_id = 0; vport_identity.vport_id = vport_id; ret = rte_hash_lookup_data(itf->adapter->vport_map_hash, -- 2.34.1