[PATCH] powercap: intel_rapl_msr: Add PL4 support for PantherLake

Zhang Rui posted 1 patch 3 months, 2 weeks ago
drivers/powercap/intel_rapl_msr.c | 1 +
1 file changed, 1 insertion(+)
[PATCH] powercap: intel_rapl_msr: Add PL4 support for PantherLake
Posted by Zhang Rui 3 months, 2 weeks ago
Add PantherLake to the list of processors where PL4 is supported.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
---
The PL4 support for Arrowlake-S and Lunarlake are also missing for now.
We will add them later when there is a real need. I'm also checking
internally to see if it is required or not.
---
 drivers/powercap/intel_rapl_msr.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/powercap/intel_rapl_msr.c b/drivers/powercap/intel_rapl_msr.c
index 8ad2115d65f6..4ed06c71a3ac 100644
--- a/drivers/powercap/intel_rapl_msr.c
+++ b/drivers/powercap/intel_rapl_msr.c
@@ -150,6 +150,7 @@ static const struct x86_cpu_id pl4_support_ids[] = {
 	X86_MATCH_VFM(INTEL_METEORLAKE_L, NULL),
 	X86_MATCH_VFM(INTEL_ARROWLAKE_U, NULL),
 	X86_MATCH_VFM(INTEL_ARROWLAKE_H, NULL),
+	X86_MATCH_VFM(INTEL_PANTHERLAKE_L, NULL),
 	{}
 };
 
-- 
2.43.0
Re: [PATCH] powercap: intel_rapl_msr: Add PL4 support for PantherLake
Posted by Rafael J. Wysocki 3 months, 1 week ago
On Wed, Jun 25, 2025 at 4:05 AM Zhang Rui <rui.zhang@intel.com> wrote:
>
> Add PantherLake to the list of processors where PL4 is supported.
>
> Signed-off-by: Zhang Rui <rui.zhang@intel.com>
> ---
> The PL4 support for Arrowlake-S and Lunarlake are also missing for now.
> We will add them later when there is a real need. I'm also checking
> internally to see if it is required or not.
> ---
>  drivers/powercap/intel_rapl_msr.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/powercap/intel_rapl_msr.c b/drivers/powercap/intel_rapl_msr.c
> index 8ad2115d65f6..4ed06c71a3ac 100644
> --- a/drivers/powercap/intel_rapl_msr.c
> +++ b/drivers/powercap/intel_rapl_msr.c
> @@ -150,6 +150,7 @@ static const struct x86_cpu_id pl4_support_ids[] = {
>         X86_MATCH_VFM(INTEL_METEORLAKE_L, NULL),
>         X86_MATCH_VFM(INTEL_ARROWLAKE_U, NULL),
>         X86_MATCH_VFM(INTEL_ARROWLAKE_H, NULL),
> +       X86_MATCH_VFM(INTEL_PANTHERLAKE_L, NULL),
>         {}
>  };
>
> --

Applied as 6.17 material, thanks!