From: Zhang Rui <rui.zhang@intel.com>
To: peterz@infradead.org
Cc: mingo@redhat.com, tglx@linutronix.de, bp@alien8.de,
dave.hansen@linux.intel.com, x86@kernel.org,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
ak@linux.intel.com, kan.liang@linux.intel.com
Subject: [PATCH 2/2] perf/x86/intel/cstate: Add Pantherlake support
Date: Wed, 25 Jun 2025 09:08:22 +0800 [thread overview]
Message-ID: <20250625010822.250826-2-rui.zhang@intel.com> (raw)
In-Reply-To: <20250625010822.250826-1-rui.zhang@intel.com>
Like Lunarlake, Pantherlake supports CC1/CC6/CC7 and PC2/PC6/PC10.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
---
arch/x86/events/intel/cstate.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index 6f5286a99e0c..369b0d204ff0 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -41,7 +41,7 @@
* MSR_CORE_C1_RES: CORE C1 Residency Counter
* perf code: 0x00
* Available model: SLM,AMT,GLM,CNL,ICX,TNT,ADL,RPL
- * MTL,SRF,GRR,ARL,LNL
+ * MTL,SRF,GRR,ARL,LNL,PTL
* Scope: Core (each processor core has a MSR)
* MSR_CORE_C3_RESIDENCY: CORE C3 Residency Counter
* perf code: 0x01
@@ -53,18 +53,19 @@
* Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW,
* SKL,KNL,GLM,CNL,KBL,CML,ICL,ICX,
* TGL,TNT,RKL,ADL,RPL,SPR,MTL,SRF,
- * GRR,ARL,LNL
+ * GRR,ARL,LNL,PTL
* Scope: Core
* MSR_CORE_C7_RESIDENCY: CORE C7 Residency Counter
* perf code: 0x03
* Available model: SNB,IVB,HSW,BDW,SKL,CNL,KBL,CML,
- * ICL,TGL,RKL,ADL,RPL,MTL,ARL,LNL
+ * ICL,TGL,RKL,ADL,RPL,MTL,ARL,LNL,
+ * PTL
* Scope: Core
* MSR_PKG_C2_RESIDENCY: Package C2 Residency Counter.
* perf code: 0x00
* Available model: SNB,IVB,HSW,BDW,SKL,KNL,GLM,CNL,
* KBL,CML,ICL,ICX,TGL,TNT,RKL,ADL,
- * RPL,SPR,MTL,ARL,LNL,SRF
+ * RPL,SPR,MTL,ARL,LNL,SRF,PTL
* Scope: Package (physical package)
* MSR_PKG_C3_RESIDENCY: Package C3 Residency Counter.
* perf code: 0x01
@@ -77,7 +78,7 @@
* Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW,
* SKL,KNL,GLM,CNL,KBL,CML,ICL,ICX,
* TGL,TNT,RKL,ADL,RPL,SPR,MTL,SRF,
- * ARL,LNL
+ * ARL,LNL,PTL
* Scope: Package (physical package)
* MSR_PKG_C7_RESIDENCY: Package C7 Residency Counter.
* perf code: 0x03
@@ -96,7 +97,7 @@
* MSR_PKG_C10_RESIDENCY: Package C10 Residency Counter.
* perf code: 0x06
* Available model: HSW ULT,KBL,GLM,CNL,CML,ICL,TGL,
- * TNT,RKL,ADL,RPL,MTL,ARL,LNL
+ * TNT,RKL,ADL,RPL,MTL,ARL,LNL,PTL
* Scope: Package (physical package)
* MSR_MODULE_C6_RES_MS: Module C6 Residency Counter.
* perf code: 0x00
@@ -651,6 +652,7 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = {
X86_MATCH_VFM(INTEL_ARROWLAKE_H, &adl_cstates),
X86_MATCH_VFM(INTEL_ARROWLAKE_U, &adl_cstates),
X86_MATCH_VFM(INTEL_LUNARLAKE_M, &lnl_cstates),
+ X86_MATCH_VFM(INTEL_PANTHERLAKE_L, &lnl_cstates),
{ },
};
MODULE_DEVICE_TABLE(x86cpu, intel_cstates_match);
--
2.43.0
next prev parent reply other threads:[~2025-06-25 1:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-25 1:08 [PATCH 1/2] perf/x86/intel/cstate: Remove PC3 support from LunarLake Zhang Rui
2025-06-25 1:08 ` Zhang Rui [this message]
2025-06-25 18:48 ` Liang, Kan
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