[PATCH 04/13][SRU][OEM-5.17] perf/x86/msr: Add new Alder Lake and Raptor Lake support

Koba Ko koba.ko at canonical.com
Wed Jun 15 08:29:30 UTC 2022


From: Kan Liang <kan.liang at linux.intel.com>

BugLink: https://bugs.launchpad.net/bugs/1978794 

The new Alder Lake N and Raptor Lake P also support PPERF and SMI_COUNT
MSRs.

Signed-off-by: Kan Liang <kan.liang at linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz at infradead.org>
Link: https://lore.kernel.org/r/20220504194413.1003071-2-kan.liang@linux.intel.com
(cherry picked from commit d773a73366bd54d0c75c533269fe2f0765ce42ee)
Signed-off-by: Koba Ko <koba.ko at canonical.com>
---
 arch/x86/events/msr.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c
index 96c775abe31ff..ac542f98c0705 100644
--- a/arch/x86/events/msr.c
+++ b/arch/x86/events/msr.c
@@ -103,6 +103,9 @@ static bool test_intel(int idx, void *data)
 	case INTEL_FAM6_ROCKETLAKE:
 	case INTEL_FAM6_ALDERLAKE:
 	case INTEL_FAM6_ALDERLAKE_L:
+	case INTEL_FAM6_ALDERLAKE_N:
+	case INTEL_FAM6_RAPTORLAKE:
+	case INTEL_FAM6_RAPTORLAKE_P:
 		if (idx == PERF_MSR_SMI || idx == PERF_MSR_PPERF)
 			return true;
 		break;
-- 
2.25.1




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