linux-kernel - Re: [PATCH 2/2] powercap/rapl: Add Ice Lake NNPI support to RAPL driver

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Message-ID: <CAJZ5v0jticmMH_txuYgDzXU9K1FYfHLB7PFmBAuvz9DEvz5=5Q@mail.gmail.com>
Date:   Thu, 25 Jul 2019 10:25:36 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     "Bhardwaj, Rajneesh" <rajneesh.bhardwaj@...ux.intel.com>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Len Brown <len.brown@...el.com>,
        Rafael Wysocki <rafael.j.wysocki@...el.com>,
        Linux PM <linux-pm@...r.kernel.org>
Subject: Re: [PATCH 2/2] powercap/rapl: Add Ice Lake NNPI support to RAPL driver

On Thu, Jul 25, 2019 at 10:03 AM Bhardwaj, Rajneesh
<rajneesh.bhardwaj@...ux.intel.com> wrote:
>
> Hi Rafael
>
> On 28-Jun-19 3:32 AM, Rafael J. Wysocki wrote:
> > On Friday, June 14, 2019 10:05:23 AM CEST Rajneesh Bhardwaj wrote:
> >> Enables support for ICL-NNPI, which is a neural network processor for deep
> >> learning inference. From RAPL point of view it is same as Ice Lake Mobile
> >> processor.
> >>
> >> Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>
> >> Cc: linux-pm@...r.kernel.org
> >> Link: https://lkml.org/lkml/2019/6/5/1034
> >> Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@...ux.intel.com>
> >> ---
> >>   drivers/powercap/intel_rapl.c | 1 +
> >>   1 file changed, 1 insertion(+)
> >>
> >> diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c
> >> index 4347f15165f8..431c8c8bdf07 100644
> >> --- a/drivers/powercap/intel_rapl.c
> >> +++ b/drivers/powercap/intel_rapl.c
> >> @@ -1157,6 +1157,7 @@ static const struct x86_cpu_id rapl_ids[] __initconst = {
> >>      INTEL_CPU_FAM6(KABYLAKE_DESKTOP,        rapl_defaults_core),
> >>      INTEL_CPU_FAM6(CANNONLAKE_MOBILE,       rapl_defaults_core),
> >>      INTEL_CPU_FAM6(ICELAKE_MOBILE,          rapl_defaults_core),
> >> +    INTEL_CPU_FAM6(ICELAKE_NNPI,            rapl_defaults_core),
> >>
> >>      INTEL_CPU_FAM6(ATOM_SILVERMONT,         rapl_defaults_byt),
> >>      INTEL_CPU_FAM6(ATOM_AIRMONT,            rapl_defaults_cht),
> >>
> > It is in my queue, but I get build errors when I try to apply it.
> >
> > I guess the definition of ICELAKE_NNPI is not there in the Linus' tree yet.
>
> The dependent patch is now available in mainline, so can you please
> apply this one?
>
> https://github.com/torvalds/linux/blob/bed38c3e2dca01b358a62b5e73b46e875742fd75/arch/x86/include/asm/intel-family.h#L59

It's already been applied along with the Rui's series.