From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by dpdk.org (Postfix) with ESMTP id DDFBC1B2AA for ; Tue, 30 Jan 2018 09:59:20 +0100 (CET) Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w0U8rus8127054 for ; Tue, 30 Jan 2018 03:59:20 -0500 Received: from e06smtp11.uk.ibm.com (e06smtp11.uk.ibm.com [195.75.94.107]) by mx0a-001b2d01.pphosted.com with ESMTP id 2ftkuu4yn7-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 30 Jan 2018 03:59:19 -0500 Received: from localhost by e06smtp11.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 30 Jan 2018 08:59:18 -0000 Received: from b06cxnps4075.portsmouth.uk.ibm.com (9.149.109.197) by e06smtp11.uk.ibm.com (192.168.101.141) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Tue, 30 Jan 2018 08:59:15 -0000 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w0U8xFo046334188; Tue, 30 Jan 2018 08:59:15 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 99B164204B; Tue, 30 Jan 2018 08:52:23 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C901842049; Tue, 30 Jan 2018 08:52:22 +0000 (GMT) Received: from chozha.in.ibm.com (unknown [9.124.35.17]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 30 Jan 2018 08:52:22 +0000 (GMT) From: Gowrishankar To: dev@dpdk.org Cc: Chao Zhu , thomas@monjalon.net, Gowrishankar Muthukrishnan Date: Tue, 30 Jan 2018 14:29:13 +0530 X-Mailer: git-send-email 1.9.1 X-TM-AS-GCONF: 00 x-cbid: 18013008-0040-0000-0000-0000042A5964 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18013008-0041-0000-0000-000020CDF0D6 Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2018-01-30_05:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1801300114 Subject: [dpdk-dev] [PATCH] eal/ppc64: revert implement arch-specific TSC freq query 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: , X-List-Received-Date: Tue, 30 Jan 2018 08:59:21 -0000 From: Gowrishankar Muthukrishnan This reverts commit 15692396fd68932b6a81f00f12d4b0da12baa7d3 (eal/ppc64: implement arch-specific TSC freq query). We intended to derive pkt/sec estimation with cpu clock frequency. As timebase register serves the timer purpose, we need to stick with it for calculating pkt/sec, hence reverting the change. Fixes: 15692396fd (eal/ppc64: implement arch-specific TSC freq query) Signed-off-by: Gowrishankar Muthukrishnan --- lib/librte_eal/common/arch/ppc_64/rte_cycles.c | 47 +------------------------- 1 file changed, 1 insertion(+), 46 deletions(-) diff --git a/lib/librte_eal/common/arch/ppc_64/rte_cycles.c b/lib/librte_eal/common/arch/ppc_64/rte_cycles.c index 69a9f74..851fd02 100644 --- a/lib/librte_eal/common/arch/ppc_64/rte_cycles.c +++ b/lib/librte_eal/common/arch/ppc_64/rte_cycles.c @@ -1,52 +1,7 @@ -/* - * BSD LICENSE - * - * Copyright (C) IBM Corporation 2014. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of IBM Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include -#include -#include "eal_filesystem.h" #include "eal_private.h" -static const char sys_cpu_dir[] = "/sys/devices/system/cpu"; - uint64_t get_tsc_freq_arch(void) { - unsigned long cpu_hz; - char path[PATH_MAX]; - - snprintf(path, sizeof(path), "%s/cpu%d/cpufreq/cpuinfo_cur_freq", - sys_cpu_dir, rte_get_master_lcore()); - if (eal_parse_sysfs_value(path, &cpu_hz) < 0) - RTE_LOG(WARNING, EAL, "Unable to parse %s\n", path); - - return cpu_hz*1000; + return 0; } -- 1.9.1