linux-kernel - [PATCH 3/3] perf/x86/cstate: Add Granite Rapids support

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Message-Id: <20230314170041.2967712-3-kan.liang@linux.intel.com>
Date:   Tue, 14 Mar 2023 10:00:41 -0700
From:   kan.liang@...ux.intel.com
To:     peterz@...radead.org, mingo@...hat.com,
        linux-kernel@...r.kernel.org
Cc:     ak@...ux.intel.com, eranian@...gle.com,
        Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
Subject: [PATCH 3/3] perf/x86/cstate: Add Granite Rapids support

From: Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>

Granite Rapids Xeon is successor or Emerald Rapids Xeon, and it will use
the same C-state residency counters as Emerald Rapids (and previous
Xeons, all the way back to Ice Lake Xeon).

Add Granite Rapids Xeon support.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
---
 arch/x86/events/intel/cstate.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index 551741e79e03..835862c548cc 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -678,6 +678,8 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = {
 	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(GRANITERAPIDS_X,	&icx_cstates),
+	X86_MATCH_INTEL_FAM6_MODEL(GRANITERAPIDS_D,	&icx_cstates),
 
 	X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L,		&icl_cstates),
 	X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE,		&icl_cstates),
-- 
2.35.1