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perf/x86/msr: Add Tiger Lake CPU support 

Tiger Lake is the followon to Ice Lake. PPERF and SMI_COUNT MSRs are
also supported.

The External Design Specification (EDS) is not published yet. It comes
from an authoritative internal source.

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/1570549810-25049-9-git-send-email-kan.liang@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Kan Liang 2019-10-08 08:50:09 -07:00 committed by Ingo Molnar
parent 23645a76ba
commit 0917b95079
1 changed files with 2 additions and 0 deletions
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2
arch/x86/events/msr.c
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@ -95,6 +95,8 @@ static bool test_intel(int idx, void *data)
case INTEL_FAM6_ICELAKE:
case INTEL_FAM6_ICELAKE_X:
case INTEL_FAM6_ICELAKE_D:
case INTEL_FAM6_TIGERLAKE_L:
case INTEL_FAM6_TIGERLAKE:
if (idx == PERF_MSR_SMI || idx == PERF_MSR_PPERF)
return true;
break;