[PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

[PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

[Dapeng Mi]

WildcatLake is a variant of PantherLake and shares same PMU features,
so directly reuse Pantherlake's code to enable PMU features for
WildcatLake.

Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
---
 arch/x86/events/intel/core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 28f5468a6ea3..fe65be0b9d9c 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -7596,6 +7596,7 @@ __init int intel_pmu_init(void)
 		break;
 
 	case INTEL_PANTHERLAKE_L:
+	case INTEL_WILDCATLAKE_L:
 		pr_cont("Pantherlake Hybrid events, ");
 		name = "pantherlake_hybrid";
 		goto lnl_common;

base-commit: 16ed389227651330879e17bd83d43bd234006722
-- 
2.34.1

[PATCH 2/2] perf/x86/intel/uncore: Add uncore PMU support for Wildcat Lake

[Dapeng Mi]

From: dongsheng <dongsheng.x.zhang@intel.com>

WildcatLake (WCL) is a variant of PantherLake (PTL) and shares the same
uncore PMU features with PTL. Therefore, directly reuse Pantherlake's
uncore PMU enabling code for WildcatLake.

Signed-off-by: dongsheng <dongsheng.x.zhang@intel.com>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
---
 arch/x86/events/intel/uncore.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index a762f7f5b161..d6c945cc5d07 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -1895,6 +1895,7 @@ static const struct x86_cpu_id intel_uncore_match[] __initconst = {
 	X86_MATCH_VFM(INTEL_ARROWLAKE_H,	&mtl_uncore_init),
 	X86_MATCH_VFM(INTEL_LUNARLAKE_M,	&lnl_uncore_init),
 	X86_MATCH_VFM(INTEL_PANTHERLAKE_L,	&ptl_uncore_init),
+	X86_MATCH_VFM(INTEL_WILDCATLAKE_L,	&ptl_uncore_init),
 	X86_MATCH_VFM(INTEL_SAPPHIRERAPIDS_X,	&spr_uncore_init),
 	X86_MATCH_VFM(INTEL_EMERALDRAPIDS_X,	&spr_uncore_init),
 	X86_MATCH_VFM(INTEL_GRANITERAPIDS_X,	&gnr_uncore_init),
-- 
2.34.1

Re: [PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

[Chen, Zide]

On 9/7/2025 11:16 PM, Dapeng Mi wrote:
> WildcatLake is a variant of PantherLake and shares same PMU features,
> so directly reuse Pantherlake's code to enable PMU features for
> WildcatLake.
> 
> Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>

For the patch set:

Reviewed-by: Zide Chen <zide.chen@intel.com>

> ---
>  arch/x86/events/intel/core.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
> index 28f5468a6ea3..fe65be0b9d9c 100644
> --- a/arch/x86/events/intel/core.c
> +++ b/arch/x86/events/intel/core.c
> @@ -7596,6 +7596,7 @@ __init int intel_pmu_init(void)
>  		break;
>  
>  	case INTEL_PANTHERLAKE_L:
> +	case INTEL_WILDCATLAKE_L:
>  		pr_cont("Pantherlake Hybrid events, ");
>  		name = "pantherlake_hybrid";
>  		goto lnl_common;
> 
> base-commit: 16ed389227651330879e17bd83d43bd234006722

Re: [PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

[Mi, Dapeng]

On 9/8/2025 2:16 PM, Dapeng Mi wrote:
> WildcatLake is a variant of PantherLake and shares same PMU features,
> so directly reuse Pantherlake's code to enable PMU features for
> WildcatLake.
>
> Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
> ---
>  arch/x86/events/intel/core.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
> index 28f5468a6ea3..fe65be0b9d9c 100644
> --- a/arch/x86/events/intel/core.c
> +++ b/arch/x86/events/intel/core.c
> @@ -7596,6 +7596,7 @@ __init int intel_pmu_init(void)
>  		break;
>  
>  	case INTEL_PANTHERLAKE_L:
> +	case INTEL_WILDCATLAKE_L:
>  		pr_cont("Pantherlake Hybrid events, ");
>  		name = "pantherlake_hybrid";
>  		goto lnl_common;
>
> base-commit: 16ed389227651330879e17bd83d43bd234006722

Hi Peter,

Wildcat Lake is a variant of Panther Lake, it shares same PMU capabilities
with Panther Lake. Could you please review this small patch-set? If no
issue, could you please merge this patch-set? Thanks.

Re: [PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

[Peter Zijlstra]

On Wed, Oct 29, 2025 at 05:58:38PM +0800, Mi, Dapeng wrote:
> 
> On 9/8/2025 2:16 PM, Dapeng Mi wrote:
> > WildcatLake is a variant of PantherLake and shares same PMU features,
> > so directly reuse Pantherlake's code to enable PMU features for
> > WildcatLake.
> >
> > Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
> > ---
> >  arch/x86/events/intel/core.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
> > index 28f5468a6ea3..fe65be0b9d9c 100644
> > --- a/arch/x86/events/intel/core.c
> > +++ b/arch/x86/events/intel/core.c
> > @@ -7596,6 +7596,7 @@ __init int intel_pmu_init(void)
> >  		break;
> >  
> >  	case INTEL_PANTHERLAKE_L:
> > +	case INTEL_WILDCATLAKE_L:
> >  		pr_cont("Pantherlake Hybrid events, ");
> >  		name = "pantherlake_hybrid";
> >  		goto lnl_common;
> >
> > base-commit: 16ed389227651330879e17bd83d43bd234006722
> 
> Hi Peter,
> 
> Wildcat Lake is a variant of Panther Lake, it shares same PMU capabilities
> with Panther Lake. Could you please review this small patch-set? If no
> issue, could you please merge this patch-set? Thanks.

Yes, sorry, got lost. Let me go queue them momentarily. Thanks!

[tip: perf/urgent] perf/x86/intel/uncore: Add uncore PMU support for Wildcat Lake

[tip-bot2 for dongsheng]

The following commit has been merged into the perf/urgent branch of tip:

Commit-ID:     f4c12e5cefc8ec2eda93bc17ea734407228449ab
Gitweb:        https://git.kernel.org/tip/f4c12e5cefc8ec2eda93bc17ea734407228449ab
Author:        dongsheng <dongsheng.x.zhang@intel.com>
AuthorDate:    Mon, 08 Sep 2025 14:16:39 +08:00
Committer:     Peter Zijlstra <peterz@infradead.org>
CommitterDate: Wed, 29 Oct 2025 11:31:44 +01:00

perf/x86/intel/uncore: Add uncore PMU support for Wildcat Lake

WildcatLake (WCL) is a variant of PantherLake (PTL) and shares the same
uncore PMU features with PTL. Therefore, directly reuse Pantherlake's
uncore PMU enabling code for WildcatLake.

Signed-off-by: dongsheng <dongsheng.x.zhang@intel.com>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20250908061639.938105-2-dapeng1.mi@linux.intel.com
---
 arch/x86/events/intel/uncore.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index a762f7f..d6c945c 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -1895,6 +1895,7 @@ static const struct x86_cpu_id intel_uncore_match[] __initconst = {
 	X86_MATCH_VFM(INTEL_ARROWLAKE_H,	&mtl_uncore_init),
 	X86_MATCH_VFM(INTEL_LUNARLAKE_M,	&lnl_uncore_init),
 	X86_MATCH_VFM(INTEL_PANTHERLAKE_L,	&ptl_uncore_init),
+	X86_MATCH_VFM(INTEL_WILDCATLAKE_L,	&ptl_uncore_init),
 	X86_MATCH_VFM(INTEL_SAPPHIRERAPIDS_X,	&spr_uncore_init),
 	X86_MATCH_VFM(INTEL_EMERALDRAPIDS_X,	&spr_uncore_init),
 	X86_MATCH_VFM(INTEL_GRANITERAPIDS_X,	&gnr_uncore_init),

[tip: perf/urgent] perf/x86/intel: Add PMU support for WildcatLake

[tip-bot2 for Dapeng Mi]

The following commit has been merged into the perf/urgent branch of tip:

Commit-ID:     b796a8feb7cb094ee998931a96cd6152a9d3022e
Gitweb:        https://git.kernel.org/tip/b796a8feb7cb094ee998931a96cd6152a9d3022e
Author:        Dapeng Mi <dapeng1.mi@linux.intel.com>
AuthorDate:    Mon, 08 Sep 2025 14:16:38 +08:00
Committer:     Peter Zijlstra <peterz@infradead.org>
CommitterDate: Wed, 29 Oct 2025 11:31:44 +01:00

perf/x86/intel: Add PMU support for WildcatLake

WildcatLake is a variant of PantherLake and shares same PMU features,
so directly reuse Pantherlake's code to enable PMU features for
WildcatLake.

Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Zide Chen <zide.chen@intel.com>
Link: https://patch.msgid.link/20250908061639.938105-1-dapeng1.mi@linux.intel.com
---
 arch/x86/events/intel/core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 28f5468..fe65be0 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -7596,6 +7596,7 @@ __init int intel_pmu_init(void)
 		break;
 
 	case INTEL_PANTHERLAKE_L:
+	case INTEL_WILDCATLAKE_L:
 		pr_cont("Pantherlake Hybrid events, ");
 		name = "pantherlake_hybrid";
 		goto lnl_common;