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

PATCH New Stephane Eranian 2 participants 2 messages Apr 23, 2015 – May 11, 2015

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Stephane Eranian

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PATCH 1/1 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 <[email protected]>
---
 arch/x86/kernel/cpu/perf_event_intel_rapl.c | 1 +
 1 file changed, 1 insertion(+)
arch/x86/kernel/cpu/perf_event_intel_rapl.c +1 -0
index 999289b9..358c54a 100644
@@ -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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2.1.0
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#1 lore raw

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

perf/x86/rapl: Enable Broadwell-U RAPL support
Commit-ID:  44b11fee51711ca85aa2b121a49bf029d18a3722
Gitweb:     http://git.kernel.org/tip/44b11fee51711ca85aa2b121a49bf029d18a3722
Author:     Stephane Eranian <[email protected]>
AuthorDate: Thu, 23 Apr 2015 09:07:09 +0200
Committer:  Ingo Molnar <[email protected]>
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 <[email protected]>
Cc <[email protected]>
Cc Andy Lutomirski <[email protected]>
Cc Borislav Petkov <[email protected]>
Cc Brian Gerst <[email protected]>
Cc Denys Vlasenko <[email protected]>
Cc H. Peter Anvin <[email protected]>
Cc Linus Torvalds <[email protected]>
Cc Thomas Gleixner <[email protected]>
Cc [email protected]
Cc [email protected]
Cc [email protected]
Cc [email protected]
Link http://lkml.kernel.org/r/20150423070709.GA4970@thinkpad open here
Signed-off-by Ingo Molnar <[email protected]>
---
 arch/x86/kernel/cpu/perf_event_intel_rapl.c | 1 +
 1 file changed, 1 insertion(+)
arch/x86/kernel/cpu/perf_event_intel_rapl.c +1 -0
index 999289b9..358c54a 100644
@@ -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;