linux-kernel - [PATCH AUTOSEL 6.1 06/20] perf/x86/intel/cstate: Add Emerald Rapids

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Message-Id: <20230131145946.1249850-6-sashal@kernel.org>
Date:   Tue, 31 Jan 2023 09:59:32 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Kan Liang <kan.liang@...ux.intel.com>,
        Ingo Molnar <mingo@...nel.org>,
        Sasha Levin <sashal@...nel.org>, peterz@...radead.org,
        mingo@...hat.com, acme@...nel.org, tglx@...utronix.de,
        bp@...en8.de, dave.hansen@...ux.intel.com, x86@...nel.org,
        linux-perf-users@...r.kernel.org
Subject: [PATCH AUTOSEL 6.1 06/20] perf/x86/intel/cstate: Add Emerald Rapids

From: Kan Liang <kan.liang@...ux.intel.com>

[ Upstream commit 5a8a05f165fb18d37526062419774d9088c2a9b9 ]

>From the perspective of Intel cstate residency counters,
Emerald Rapids is the same as the Sapphire Rapids and Ice Lake.
Add Emerald Rapids model.

Signed-off-by: Kan Liang <kan.liang@...ux.intel.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Link: https://lore.kernel.org/r/20230106160449.3566477-2-kan.liang@linux.intel.com
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 arch/x86/events/intel/cstate.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index a2834bc93149..181ae3f47dfd 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -676,6 +676,7 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = {
 	X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X,		&icx_cstates),
 	X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D,		&icx_cstates),
 	X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X,	&icx_cstates),
+	X86_MATCH_INTEL_FAM6_MODEL(EMERALDRAPIDS_X,	&icx_cstates),
 
 	X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L,		&icl_cstates),
 	X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE,		&icl_cstates),
-- 
2.39.0