linux-kernel - [tip:perf/core] perf/x86/rapl: Enable Broadwell-U RAPL support

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Message-ID: <tip-44b11fee51711ca85aa2b121a49bf029d18a3722@git.kernel.org>
Date:	Mon, 11 May 2015 05:46:51 -0700
From:	tip-bot for Stephane Eranian <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, bp@...en8.de, dvlasenk@...hat.com,
	mingo@...nel.org, luto@...capital.net,
	torvalds@...ux-foundation.org, stable@...r.kernel.org,
	hpa@...or.com, eranian@...gle.com, brgerst@...il.com,
	tglx@...utronix.de
Subject: [tip:perf/core] perf/x86/rapl: Enable Broadwell-U RAPL support

Commit-ID:  44b11fee51711ca85aa2b121a49bf029d18a3722
Gitweb:     http://git.kernel.org/tip/44b11fee51711ca85aa2b121a49bf029d18a3722
Author:     Stephane Eranian <eranian@...gle.com>
AuthorDate: Thu, 23 Apr 2015 09:07:09 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Mon, 11 May 2015 11:52:30 +0200

perf/x86/rapl: Enable Broadwell-U RAPL support

This patch enables RAPL counters (energy consumption counters)
support for Intel Broadwell-U processors (Model 61):

To use:

  $ perf stat -a -I 1000 -e power/energy-cores/,power/energy-pkg/,power/energy-ram/ sleep 10

Signed-off-by: Stephane Eranian <eranian@...gle.com>
Cc: <stable@...r.kernel.org>
Cc: Andy Lutomirski <luto@...capital.net>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Brian Gerst <brgerst@...il.com>
Cc: Denys Vlasenko <dvlasenk@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: jacob.jun.pan@...ux.intel.com
Cc: kan.liang@...el.com
Cc: peterz@...radead.org
Cc: sonnyrao@...omium.org
Link: http://lkml.kernel.org/r/20150423070709.GA4970@thinkpad
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/cpu/perf_event_intel_rapl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
index 999289b9..358c54a 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
@@ -722,6 +722,7 @@ static int __init rapl_pmu_init(void)
 		break;
 	case 60: /* Haswell */
 	case 69: /* Haswell-Celeron */
+	case 61: /* Broadwell */
 		rapl_cntr_mask = RAPL_IDX_HSW;
 		rapl_pmu_events_group.attrs = rapl_events_hsw_attr;
 		break;
--
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