linux-kernel - RE: [PATCH v2 0/5] Add Alder Lake PCH-S support to PMC core driver

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Date:   Fri, 9 Jul 2021 23:01:40 +0000
From:   "Kammela, Gayatri" <gayatri.kammela@...el.com>
To:     "Limonciello, Mario" <mario.limonciello@....com>,
        Rajneesh Bhardwaj <irenic.rajneesh@...il.com>
CC:     "platform-driver-x86@...r.kernel.org" 
        <platform-driver-x86@...r.kernel.org>,
        "mgross@...ux.intel.com" <mgross@...ux.intel.com>,
        "hdegoede@...hat.com" <hdegoede@...hat.com>,
        "Andy Shevchenko" <andriy.shevchenko@...ux.intel.com>,
        "vicamo.yang@...onical.com" <vicamo.yang@...onical.com>,
        "Pandruvada, Srinivas" <srinivas.pandruvada@...el.com>,
        "Box, David E" <david.e.box@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Mashiah, Tamar" <tamar.mashiah@...el.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "rajatja@...gle.com" <rajatja@...gle.com>,
        "Shyam-sundar.S-k@....com" <Shyam-sundar.S-k@....com>,
        "Alexander.Deucher@....com" <Alexander.Deucher@....com>,
        "mlimonci@....com" <mlimonci@....com>
Subject: RE: [PATCH v2 0/5] Add Alder Lake PCH-S support to PMC core driver

> -----Original Message-----
> From: Limonciello, Mario <mario.limonciello@....com>
> Sent: Friday, July 9, 2021 11:31 AM
> To: Kammela, Gayatri <gayatri.kammela@...el.com>; Rajneesh Bhardwaj
> <irenic.rajneesh@...il.com>
> Cc: platform-driver-x86@...r.kernel.org; mgross@...ux.intel.com;
> hdegoede@...hat.com; Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com>; vicamo.yang@...onical.com;
> Pandruvada, Srinivas <srinivas.pandruvada@...el.com>; Box, David E
> <david.e.box@...el.com>; linux-kernel@...r.kernel.org; Mashiah, Tamar
> <tamar.mashiah@...el.com>; gregkh@...uxfoundation.org;
> rajatja@...gle.com; Shyam-sundar.S-k@....com;
> Alexander.Deucher@....com; mlimonci@....com
> Subject: Re: [PATCH v2 0/5] Add Alder Lake PCH-S support to PMC core driver
> 
> On 7/9/2021 12:40, Kammela, Gayatri wrote:
> >> -----Original Message-----
> >> From: Rajneesh Bhardwaj <irenic.rajneesh@...il.com>
> >> Sent: Thursday, July 8, 2021 10:33 AM
> >> To: Kammela, Gayatri <gayatri.kammela@...el.com>
> >> Cc: platform-driver-x86@...r.kernel.org; mgross@...ux.intel.com;
> >> hdegoede@...hat.com; Andy Shevchenko
> >> <andriy.shevchenko@...ux.intel.com>; vicamo.yang@...onical.com;
> >> Pandruvada, Srinivas <srinivas.pandruvada@...el.com>; Box, David E
> >> <david.e.box@...el.com>; linux-kernel@...r.kernel.org; Mashiah, Tamar
> >> <tamar.mashiah@...el.com>; gregkh@...uxfoundation.org;
> >> rajatja@...gle.com; Shyam-sundar.S-k@....com;
> >> Alexander.Deucher@....com; mlimonci@....com
> >> Subject: Re: [PATCH v2 0/5] Add Alder Lake PCH-S support to PMC core
> >> driver
> >>
> >> Series looks good to me.
> >>
> >> Acked-by: Rajneesh Bhardwaj <irenic.rajneesh@...il.com>
> > Thanks Rajneesh!
> >>
> >> + AMD folks
> >>
> >> Hi Alex, Mario and Shaym - Perhaps AMD PMC files should also follow
> >> the similar convention and it could probably evolve in future where
> >> both x86 based PMC drivers might use some common library helper
> >> functions. What do you think?
> 
> Gayatri,
> 
> If there is going to be PMC subfolder, then yes of course amd-pmc.c should
> move into it too.
> 
> Are you also thinking to move uPEP code from drivers/acpi/x86/s2idle.c into
> the PMC drivers?  Or do you have some suggestions on what code could be
> shared between AMD and Intel PMC drivers?
Hi Mario! I am not planning on moving any other code to pmc subfolder. I don’t have any suggestions, but we could ask Andy and Hans on these files.
> 
> Thanks,
> 
> >>
> >>
> >> On Wed, Jul 7, 2021 at 10:10 PM Gayatri Kammela
> >> <gayatri.kammela@...el.com> wrote:
> >>>
> >>> Hi,
> >>> The patch series move intel_pmc_core* files to pmc subfolder as well
> >>> as add Alder Lake PCH-S support to PMC core driver.
> >>>
> >>> Patch 1: Move intel_pmc_core* files to pmc subfolder Patch 2: Add
> >>> Alderlake support to pmc_core driver Patch 3: Add Latency Tolerance
> >>> Reporting (LTR) support to Alder Lake Patch 4: Add Alder Lake low
> >>> power mode support for pmc_core Patch 5: Add GBE Package C10 fix for
> >>> Alder Lake
> >>>
> >>> Changes since v1:
> >>> 1) Add patch 1 to v2 i.e., Move intel_pmc_core* files to pmc
> >>> subfolder
> >>> 2) Modify commit message for patch 2.
> >>>
> >>> David E. Box (1):
> >>>    platform/x86: intel_pmc_core: Add GBE Package C10 fix for Alder Lake
> >>>      PCH
> >>>
> >>> Gayatri Kammela (4):
> >>>    platform/x86: intel_pmc_core: Move intel_pmc_core* files to pmc
> >>>      subfolder
> >>>    platform/x86/intel: intel_pmc_core: Add Alderlake support to
> pmc_core
> >>>      driver
> >>>    platform/x86/intel: intel_pmc_core: Add Latency Tolerance Reporting
> >>>      (LTR) support to Alder Lake
> >>>    platform/x86/intel: intel_pmc_core: Add Alder Lake low power mode
> >>>      support for pmc_core
> >>>
> >>>   drivers/platform/x86/Kconfig                  |  21 --
> >>>   drivers/platform/x86/Makefile                 |   1 -
> >>>   drivers/platform/x86/intel/Kconfig            |   1 +
> >>>   drivers/platform/x86/intel/Makefile           |   1 +
> >>>   drivers/platform/x86/intel/pmc/Kconfig        |  22 ++
> >>>   drivers/platform/x86/intel/pmc/Makefile       |   5 +
> >>>   .../x86/{ => intel/pmc}/intel_pmc_core.c      | 307 +++++++++++++++++-
> >>>   .../x86/{ => intel/pmc}/intel_pmc_core.h      |  17 +
> >>>   .../{ => intel/pmc}/intel_pmc_core_pltdrv.c   |   0
> >>>   9 files changed, 350 insertions(+), 25 deletions(-)  create mode
> >>> 100644 drivers/platform/x86/intel/pmc/Kconfig
> >>>   create mode 100644 drivers/platform/x86/intel/pmc/Makefile
> >>>   rename drivers/platform/x86/{ => intel/pmc}/intel_pmc_core.c (85%)
> >>> rename drivers/platform/x86/{ => intel/pmc}/intel_pmc_core.h (95%)
> >>> rename drivers/platform/x86/{ => intel/pmc}/intel_pmc_core_pltdrv.c
> >>> (100%)
> >>>
> >>> Cc: Srinivas Pandruvada <srinivas.pandruvada@...el.com>
> >>> Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> >>> Cc: David Box <david.e.box@...el.com>
> >>> Cc: You-Sheng Yang <vicamo.yang@...onical.com>
> >>> Cc: Hans de Goede <hdegoede@...hat.com>
> >>>
> >>> base-commit: a931dd33d370896a683236bba67c0d6f3d01144d
> >>> --
> >>> 2.25.1
> >>>
> >>
> >>
> >> --
> >> Thanks,
> >> Rajneesh