linux-kernel - Re: [RESEND PATCH V2 0/4] perf: Support Panther Lake uncore

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Message-ID: <f3315aee-f783-4be0-aec7-c8c18eb6e4d2@linux.intel.com>
Date: Wed, 28 May 2025 11:24:14 -0400
From: "Liang, Kan" <kan.liang@...ux.intel.com>
To: peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
 namhyung@...nel.org, irogers@...gle.com, linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCH V2 0/4] perf: Support Panther Lake uncore

Hi Peter and Ingo,

Could you please take a look at the patch set? Please let me know if
there are any concerns.

Thanks,
Kan

On 2025-05-07 10:34 a.m., kan.liang@...ux.intel.com wrote:
> From: Kan Liang <kan.liang@...ux.intel.com>
> 
> Starting from the Panther Lake, the uncore discovery table mechanism is
> also introduced into the client platforms. The difference is that the
> portal of the global discovery table is retrieved from an MSR, rather
> than MMIO space.
> 
> The first two patches provide a generic support for the extension of the
> uncore discovery table mechanism.
> The rest patches enable the uncore PMU on Panther Lake.
> 
> Kan Liang (4):
>   perf/x86/intel/uncore: Support MSR portal for discovery tables
>   perf/x86/intel/uncore: Support customized MMIO map size
>   perf/x86/intel/uncore: Add Panther Lake support
>   perf/x86/intel/uncore: Add iMC freerunning for Panther Lake
> 
>  arch/x86/events/intel/uncore.c           |  7 ++
>  arch/x86/events/intel/uncore.h           |  2 +
>  arch/x86/events/intel/uncore_discovery.c | 89 ++++++++++++++++++------
>  arch/x86/events/intel/uncore_discovery.h |  7 ++
>  arch/x86/events/intel/uncore_snb.c       | 79 +++++++++++++++++++++
>  arch/x86/events/intel/uncore_snbep.c     |  4 +-
>  6 files changed, 166 insertions(+), 22 deletions(-)
>