Re: [RFC PATCH] powercap: Add Hygon Fam18h RAPL support

From: Srinivas Pandruvada
Date: Sun Feb 28 2021 - 10:44:44 EST


On Thu, 2021-02-25 at 21:01 +0800, Pu Wen wrote:
> Enable Hygon Fam18h RAPL support for the power capping framework.
>
If this patch is tested and works on this processor, not sure why this
is RFC?

Thanks,
Srinivas

> Signed-off-by: Pu Wen <puwen@xxxxxxxx>
> ---
> drivers/powercap/intel_rapl_common.c | 1 +
> drivers/powercap/intel_rapl_msr.c | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/drivers/powercap/intel_rapl_common.c
> b/drivers/powercap/intel_rapl_common.c
> index fdda2a737186..73cf68af9770 100644
> --- a/drivers/powercap/intel_rapl_common.c
> +++ b/drivers/powercap/intel_rapl_common.c
> @@ -1069,6 +1069,7 @@ static const struct x86_cpu_id rapl_ids[]
> __initconst = {
>
> X86_MATCH_VENDOR_FAM(AMD, 0x17, &rapl_defaults_amd),
> X86_MATCH_VENDOR_FAM(AMD, 0x19, &rapl_defaults_amd),
> + X86_MATCH_VENDOR_FAM(HYGON, 0x18, &rapl_defaults_amd),
> {}
> };
> MODULE_DEVICE_TABLE(x86cpu, rapl_ids);
> diff --git a/drivers/powercap/intel_rapl_msr.c
> b/drivers/powercap/intel_rapl_msr.c
> index 78213d4b5b16..cc3b22881bfe 100644
> --- a/drivers/powercap/intel_rapl_msr.c
> +++ b/drivers/powercap/intel_rapl_msr.c
> @@ -150,6 +150,7 @@ static int rapl_msr_probe(struct platform_device
> *pdev)
> case X86_VENDOR_INTEL:
> rapl_msr_priv = &rapl_msr_priv_intel;
> break;
> + case X86_VENDOR_HYGON:
> case X86_VENDOR_AMD:
> rapl_msr_priv = &rapl_msr_priv_amd;
> break;