[PATCH] perf/x86/cstate: Add SAPPHIRERAPIDS_X CPU support

From: Zhang Rui
Date: Fri Apr 15 2022 - 06:45:49 EST


>From the perspective of Intel cstate residency counters,
SAPPHIRERAPIDS_X is the same as ICELAKE_X.

Share the code with it. And update the comments for SAPPHIRERAPIDS_X.

Signed-off-by: Zhang Rui <rui.zhang@xxxxxxxxx>
Reviewed-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
---
arch/x86/events/intel/cstate.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index 5d7762288a24..48e5db21142c 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -51,7 +51,7 @@
* perf code: 0x02
* Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW,
* SKL,KNL,GLM,CNL,KBL,CML,ICL,ICX,
- * TGL,TNT,RKL,ADL,RPL
+ * TGL,TNT,RKL,ADL,RPL,SPR
* Scope: Core
* MSR_CORE_C7_RESIDENCY: CORE C7 Residency Counter
* perf code: 0x03
@@ -62,7 +62,7 @@
* perf code: 0x00
* Available model: SNB,IVB,HSW,BDW,SKL,KNL,GLM,CNL,
* KBL,CML,ICL,ICX,TGL,TNT,RKL,ADL,
- * RPL
+ * RPL,SPR
* Scope: Package (physical package)
* MSR_PKG_C3_RESIDENCY: Package C3 Residency Counter.
* perf code: 0x01
@@ -74,7 +74,7 @@
* perf code: 0x02
* Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW,
* SKL,KNL,GLM,CNL,KBL,CML,ICL,ICX,
- * TGL,TNT,RKL,ADL,RPL
+ * TGL,TNT,RKL,ADL,RPL,SPR
* Scope: Package (physical package)
* MSR_PKG_C7_RESIDENCY: Package C7 Residency Counter.
* perf code: 0x03
@@ -675,6 +675,7 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = {
X86_MATCH_INTEL_FAM6_MODEL(ICELAKE, &icl_cstates),
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(TIGERLAKE_L, &icl_cstates),
X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE, &icl_cstates),
--
2.17.1