From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id D47972B87 for ; Thu, 7 Mar 2019 12:07:21 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Mar 2019 03:07:20 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,451,1544515200"; d="scan'208";a="152861044" Received: from tcelx-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.103.104.47]) by fmsmga001.fm.intel.com with ESMTP; 07 Mar 2019 03:07:19 -0800 From: Tomasz Cel To: stable@dpdk.org, fiona.trahe@intel.com, lee.daly@intel.com Date: Thu, 7 Mar 2019 12:07:18 +0100 Message-Id: <1551956838-14949-1-git-send-email-tomaszx.cel@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dpdk-stable] [PATCH] compress/isal: fix getting information about CPU X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Mar 2019 11:07:22 -0000 This patch adds query about CPU features Fixes: 53a9baa98c36 ("compress/isal: add basic PMD ops") Signed-off-by: Tomasz Cel --- drivers/compress/isal/isal_compress_pmd_ops.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/compress/isal/isal_compress_pmd_ops.c b/drivers/compress/isal/isal_compress_pmd_ops.c index 7b91849..fe99959 100644 --- a/drivers/compress/isal/isal_compress_pmd_ops.c +++ b/drivers/compress/isal/isal_compress_pmd_ops.c @@ -135,10 +135,18 @@ isal_comp_pmd_info_get(struct rte_compressdev *dev __rte_unused, { if (dev_info != NULL) { dev_info->capabilities = isal_pmd_capabilities; - dev_info->feature_flags = RTE_COMPDEV_FF_CPU_AVX512 | - RTE_COMPDEV_FF_CPU_AVX2 | - RTE_COMPDEV_FF_CPU_AVX | - RTE_COMPDEV_FF_CPU_SSE; + + /* Check CPU for supported vector instruction and set + * feature_flags + */ + if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F)) + dev_info->feature_flags |= RTE_COMPDEV_FF_CPU_AVX512; + else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2)) + dev_info->feature_flags |= RTE_COMPDEV_FF_CPU_AVX2; + else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX)) + dev_info->feature_flags |= RTE_COMPDEV_FF_CPU_AVX; + else + dev_info->feature_flags |= RTE_COMPDEV_FF_CPU_SSE; } } -- 2.7.4