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perf/x86/intel: Add Elkhart Lake support 

[ Upstream commit eda23b387f ]

Elkhart Lake also uses Tremont CPU. From the perspective of Intel PMU,
there is nothing changed compared with Jacobsville.
Share the perf code with Jacobsville.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Link: https://lkml.kernel.org/r/1580236279-35492-1-git-send-email-kan.liang@linux.intel.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Kan Liang 2020-01-28 10:31:17 -08:00 committed by Greg Kroah-Hartman
parent 75061b8651
commit 6b1ca90fa4
1 changed files with 1 additions and 0 deletions
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arch/x86/events/intel/core.c
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@ -4746,6 +4746,7 @@ __init int intel_pmu_init(void)
break;
case INTEL_FAM6_ATOM_TREMONT_D:
case INTEL_FAM6_ATOM_TREMONT:
x86_pmu.late_ack = true;
memcpy(hw_cache_event_ids, glp_hw_cache_event_ids,
sizeof(hw_cache_event_ids));