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[SRU,E,2/6] perf/x86/intel: Add Comet Lake CPU support

Message ID 20191121081538.3443236-3-vicamo.yang@canonical.com
State New
Headers show
Series Add perf support for Comet Lake/Ice Lake CPU | expand

Commit Message

You-Sheng Yang Nov. 21, 2019, 8:15 a.m. UTC 
From: Kan Liang <kan.liang@linux.intel.com>

BugLink: https://bugs.launchpad.net/bugs/1848978

Comet Lake is the new 10th Gen Intel processor. From the perspective
of Intel PMU, there is nothing changed compared with Sky Lake.
Share the perf code with Sky Lake.

The patch has been tested on real hardware.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/1570549810-25049-3-git-send-email-kan.liang@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
(backported from commit 9066288b2aab1804dc1eebec6ff88474363b89cb)
Signed-off-by: You-Sheng Yang <vicamo.yang@canonical.com>
---
 arch/x86/events/intel/core.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index e4c2cb65ea50..4a8e3a28c618 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -4965,6 +4965,8 @@  __init int intel_pmu_init(void)
 	case INTEL_FAM6_SKYLAKE_DESKTOP:
 	case INTEL_FAM6_KABYLAKE_MOBILE:
 	case INTEL_FAM6_KABYLAKE_DESKTOP:
+	case INTEL_FAM6_COMETLAKE_L:
+	case INTEL_FAM6_COMETLAKE:
 		x86_add_quirk(intel_pebs_isolation_quirk);
 		x86_pmu.late_ack = true;
 		memcpy(hw_cache_event_ids, skl_hw_cache_event_ids, sizeof(hw_cache_event_ids));