Re: [PATCH v3] powercap: RAPL: Add Power Limit4 support for Alder Lake-N and Raptor Lake-P

From: Rafael J. Wysocki
Date: Tue Jul 26 2022 - 14:52:20 EST


On Tue, Jul 26, 2022 at 3:07 PM Sumeet Pawnikar
<sumeet.r.pawnikar@xxxxxxxxx> wrote:
>
> Add Alder Lake-N and Raptor Lake-P to the list of processor models
> for which Power Limit4 is supported by the Intel RAPL driver.
>
> Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@xxxxxxxxx>
> Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
> v2: Sent v2 without v1 i.e. first patch itself sent as v2 by mistake.
> There was no v1 sent for review.
> v3: Added the backstory of previous versions. No functional changes.
> ---
> drivers/powercap/intel_rapl_msr.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/powercap/intel_rapl_msr.c b/drivers/powercap/intel_rapl_msr.c
> index 9d23984d8931..bc6adda58883 100644
> --- a/drivers/powercap/intel_rapl_msr.c
> +++ b/drivers/powercap/intel_rapl_msr.c
> @@ -140,7 +140,9 @@ static const struct x86_cpu_id pl4_support_ids[] = {
> { X86_VENDOR_INTEL, 6, INTEL_FAM6_TIGERLAKE_L, X86_FEATURE_ANY },
> { X86_VENDOR_INTEL, 6, INTEL_FAM6_ALDERLAKE, X86_FEATURE_ANY },
> { X86_VENDOR_INTEL, 6, INTEL_FAM6_ALDERLAKE_L, X86_FEATURE_ANY },
> + { X86_VENDOR_INTEL, 6, INTEL_FAM6_ALDERLAKE_N, X86_FEATURE_ANY },
> { X86_VENDOR_INTEL, 6, INTEL_FAM6_RAPTORLAKE, X86_FEATURE_ANY },
> + { X86_VENDOR_INTEL, 6, INTEL_FAM6_RAPTORLAKE_P, X86_FEATURE_ANY },
> {}
> };
>
> --

Applied as 5.20 material, thanks!