Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751961AbdCAFgF (ORCPT ); Wed, 1 Mar 2017 00:36:05 -0500 Received: from mail-qk0-f195.google.com ([209.85.220.195]:35137 "EHLO mail-qk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750787AbdCAFfX (ORCPT ); Wed, 1 Mar 2017 00:35:23 -0500 From: Len Brown To: linux-pm@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Len Brown Subject: [PATCH 29/44] tools/power turbostat: skip unused counters on BDX Date: Wed, 1 Mar 2017 00:27:33 -0500 Message-Id: X-Mailer: git-send-email 2.11.0.161.g6610af872 In-Reply-To: <20170301052748.27810-1-lenb@kernel.org> References: <20170301052748.27810-1-lenb@kernel.org> In-Reply-To: <678a3bd1b3de6d2ebf604e7d708bc8150bb667e9.1488345270.git.len.brown@intel.com> References: <678a3bd1b3de6d2ebf604e7d708bc8150bb667e9.1488345270.git.len.brown@intel.com> Reply-To: Len Brown Organization: Intel Open Source Technology Center Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1168 Lines: 47 From: Len Brown Skip these two counters on BDX, as they are always zero: cc7, pc7 Signed-off-by: Len Brown --- tools/power/x86/turbostat/turbostat.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index 67a275882a8d..334c4c29d4b5 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -2612,6 +2612,19 @@ int is_dnv(unsigned int family, unsigned int model) } return 0; } +int is_bdx(unsigned int family, unsigned int model) +{ + + if (!genuine_intel) + return 0; + + switch (model) { + case INTEL_FAM6_BROADWELL_X: + case INTEL_FAM6_BROADWELL_XEON_D: + return 1; + } + return 0; +} int is_skx(unsigned int family, unsigned int model) { @@ -3933,6 +3946,10 @@ void process_cpuid() BIC_NOT_PRESENT(BIC_CPU_c7); BIC_NOT_PRESENT(BIC_Pkgpc7); } + if (is_bdx(family, model)) { + BIC_NOT_PRESENT(BIC_CPU_c7); + BIC_NOT_PRESENT(BIC_Pkgpc7); + } if (has_hsw_msrs(family, model)) { BIC_PRESENT(BIC_Pkgpc8); BIC_PRESENT(BIC_Pkgpc9); -- 2.11.0.161.g6610af872