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Message-ID: <MW3PR11MB4523D6E8BFEA0D4626E390ADF2189@MW3PR11MB4523.namprd11.prod.outlook.com>
Date: Fri, 9 Jul 2021 17:39:42 +0000
From: "Kammela, Gayatri" <gayatri.kammela@...el.com>
To: Andy Shevchenko <andy.shevchenko@...il.com>
CC: Platform Driver <platform-driver-x86@...r.kernel.org>,
Mark Gross <mgross@...ux.intel.com>,
Hans de Goede <hdegoede@...hat.com>,
"Rajneesh Bhardwaj" <irenic.rajneesh@...il.com>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
You-Sheng Yang <vicamo.yang@...onical.com>,
"Pandruvada, Srinivas" <srinivas.pandruvada@...el.com>,
"Box, David E" <david.e.box@...el.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
"Mashiah, Tamar" <tamar.mashiah@...el.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Rajat Jain <rajatja@...gle.com>
Subject: RE: [PATCH v2 1/5] platform/x86/intel: intel_pmc_core: Move
intel_pmc_core* files to pmc subfolder
> -----Original Message-----
> From: Andy Shevchenko <andy.shevchenko@...il.com>
> Sent: Thursday, July 8, 2021 12:56 AM
> To: Kammela, Gayatri <gayatri.kammela@...el.com>
> Cc: Platform Driver <platform-driver-x86@...r.kernel.org>; Mark Gross
> <mgross@...ux.intel.com>; Hans de Goede <hdegoede@...hat.com>;
> Rajneesh Bhardwaj <irenic.rajneesh@...il.com>; Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com>; You-Sheng Yang
> <vicamo.yang@...onical.com>; Pandruvada, Srinivas
> <srinivas.pandruvada@...el.com>; Box, David E <david.e.box@...el.com>;
> Linux Kernel Mailing List <linux-kernel@...r.kernel.org>; Mashiah, Tamar
> <tamar.mashiah@...el.com>; Greg Kroah-Hartman
> <gregkh@...uxfoundation.org>; Rajat Jain <rajatja@...gle.com>
> Subject: Re: [PATCH v2 1/5] platform/x86/intel: intel_pmc_core: Move
> intel_pmc_core* files to pmc subfolder
>
> On Thu, Jul 8, 2021 at 5:10 AM Gayatri Kammela
> <gayatri.kammela@...el.com> wrote:
> >
> > As part of collecting Intel x86 specific drivers in their own folder,
> > move intel_pmc_core* files to its own subfolder there.
>
> I'm fine with this, it is also possible I think to drop intel_pmc_ prefix from the
> file names (core.c, core.h, pltdrv.c). In any case it may be done later on.
> Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
Thanks Andy! I will send v3 without intel_pmc_ prefix from the file names
>
> > Cc: Srinivas Pandruvada <srinivas.pandruvada@...el.com>
> > Cc: David Box <david.e.box@...el.com>
> > Cc: You-Sheng Yang <vicamo.yang@...onical.com>
> > Cc: Hans de Goede <hdegoede@...hat.com>
> > Suggested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > Signed-off-by: Gayatri Kammela <gayatri.kammela@...el.com>
> > ---
> > 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 | 0
> > .../x86/{ => intel/pmc}/intel_pmc_core.h | 0
> > .../{ => intel/pmc}/intel_pmc_core_pltdrv.c | 0
> > 9 files changed, 29 insertions(+), 22 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 (100%)
> > rename drivers/platform/x86/{ => intel/pmc}/intel_pmc_core.h (100%)
> > rename drivers/platform/x86/{ => intel/pmc}/intel_pmc_core_pltdrv.c
> > (100%)
> >
> > diff --git a/drivers/platform/x86/Kconfig
> > b/drivers/platform/x86/Kconfig index 7d385c3b2239..cae72922f448
> 100644
> > --- a/drivers/platform/x86/Kconfig
> > +++ b/drivers/platform/x86/Kconfig
> > @@ -1184,27 +1184,6 @@ config INTEL_MRFLD_PWRBTN
> > To compile this driver as a module, choose M here: the module
> > will be called intel_mrfld_pwrbtn.
> >
> > -config INTEL_PMC_CORE
> > - tristate "Intel PMC Core driver"
> > - depends on PCI
> > - depends on ACPI
> > - help
> > - The Intel Platform Controller Hub for Intel Core SoCs provides access
> > - to Power Management Controller registers via various interfaces. This
> > - driver can utilize debugging capabilities and supported features as
> > - exposed by the Power Management Controller. It also may perform
> some
> > - tasks in the PMC in order to enable transition into the SLPS0 state.
> > - It should be selected on all Intel platforms supported by the driver.
> > -
> > - Supported features:
> > - - SLP_S0_RESIDENCY counter
> > - - PCH IP Power Gating status
> > - - LTR Ignore / LTR Show
> > - - MPHY/PLL gating status (Sunrisepoint PCH only)
> > - - SLPS0 Debug registers (Cannonlake/Icelake PCH)
> > - - Low Power Mode registers (Tigerlake and beyond)
> > - - PMC quirks as needed to enable SLPS0/S0ix
> > -
> > config INTEL_PMT_CLASS
> > tristate
> > help
> > diff --git a/drivers/platform/x86/Makefile
> > b/drivers/platform/x86/Makefile index 7ee369aab10d..43d36f8c36f1
> > 100644
> > --- a/drivers/platform/x86/Makefile
> > +++ b/drivers/platform/x86/Makefile
> > @@ -128,7 +128,6 @@ obj-$(CONFIG_INTEL_UNCORE_FREQ_CONTROL)
> += intel-uncore-frequency.o
> > obj-$(CONFIG_INTEL_BXTWC_PMIC_TMU) += intel_bxtwc_tmu.o
> > obj-$(CONFIG_INTEL_CHTDC_TI_PWRBTN) += intel_chtdc_ti_pwrbtn.o
> > obj-$(CONFIG_INTEL_MRFLD_PWRBTN) += intel_mrfld_pwrbtn.o
> > -obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core.o
> intel_pmc_core_pltdrv.o
> > obj-$(CONFIG_INTEL_PMT_CLASS) += intel_pmt_class.o
> > obj-$(CONFIG_INTEL_PMT_TELEMETRY) += intel_pmt_telemetry.o
> > obj-$(CONFIG_INTEL_PMT_CRASHLOG) += intel_pmt_crashlog.o
> > diff --git a/drivers/platform/x86/intel/Kconfig
> > b/drivers/platform/x86/intel/Kconfig
> > index f2eef337eb98..8ca021785f67 100644
> > --- a/drivers/platform/x86/intel/Kconfig
> > +++ b/drivers/platform/x86/intel/Kconfig
> > @@ -18,5 +18,6 @@ if X86_PLATFORM_DRIVERS_INTEL
> >
> > source "drivers/platform/x86/intel/int33fe/Kconfig"
> > source "drivers/platform/x86/intel/int3472/Kconfig"
> > +source "drivers/platform/x86/intel/pmc/Kconfig"
> >
> > endif # X86_PLATFORM_DRIVERS_INTEL
> > diff --git a/drivers/platform/x86/intel/Makefile
> > b/drivers/platform/x86/intel/Makefile
> > index 0653055942d5..49962f4dfdec 100644
> > --- a/drivers/platform/x86/intel/Makefile
> > +++ b/drivers/platform/x86/intel/Makefile
> > @@ -6,3 +6,4 @@
> >
> > obj-$(CONFIG_INTEL_CHT_INT33FE) += int33fe/
> > obj-$(CONFIG_INTEL_SKL_INT3472) += int3472/
> > +obj-$(CONFIG_INTEL_PMC_CORE) += pmc/
> > diff --git a/drivers/platform/x86/intel/pmc/Kconfig
> > b/drivers/platform/x86/intel/pmc/Kconfig
> > new file mode 100644
> > index 000000000000..b4c955a35674
> > --- /dev/null
> > +++ b/drivers/platform/x86/intel/pmc/Kconfig
> > @@ -0,0 +1,22 @@
> > +# SPDX-License-Identifier: GPL-2.0-only
> > +
> > +config INTEL_PMC_CORE
> > + tristate "Intel PMC Core driver"
> > + depends on PCI
> > + depends on ACPI
> > + help
> > + The Intel Platform Controller Hub for Intel Core SoCs provides access
> > + to Power Management Controller registers via various interfaces.
> This
> > + driver can utilize debugging capabilities and supported features as
> > + exposed by the Power Management Controller. It also may perform
> some
> > + tasks in the PMC in order to enable transition into the SLPS0 state.
> > + It should be selected on all Intel platforms supported by the driver.
> > +
> > + Supported features:
> > + - SLP_S0_RESIDENCY counter
> > + - PCH IP Power Gating status
> > + - LTR Ignore / LTR Show
> > + - MPHY/PLL gating status (Sunrisepoint PCH only)
> > + - SLPS0 Debug registers (Cannonlake/Icelake PCH)
> > + - Low Power Mode registers (Tigerlake and beyond)
> > + - PMC quirks as needed to enable SLPS0/S0ix
> > diff --git a/drivers/platform/x86/intel/pmc/Makefile
> > b/drivers/platform/x86/intel/pmc/Makefile
> > new file mode 100644
> > index 000000000000..633a7598d6d6
> > --- /dev/null
> > +++ b/drivers/platform/x86/intel/pmc/Makefile
> > @@ -0,0 +1,5 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +#
> > +
> > +obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core.o
> > +obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core_pltdrv.o
> > diff --git a/drivers/platform/x86/intel_pmc_core.c
> > b/drivers/platform/x86/intel/pmc/intel_pmc_core.c
> > similarity index 100%
> > rename from drivers/platform/x86/intel_pmc_core.c
> > rename to drivers/platform/x86/intel/pmc/intel_pmc_core.c
> > diff --git a/drivers/platform/x86/intel_pmc_core.h
> > b/drivers/platform/x86/intel/pmc/intel_pmc_core.h
> > similarity index 100%
> > rename from drivers/platform/x86/intel_pmc_core.h
> > rename to drivers/platform/x86/intel/pmc/intel_pmc_core.h
> > diff --git a/drivers/platform/x86/intel_pmc_core_pltdrv.c
> > b/drivers/platform/x86/intel/pmc/intel_pmc_core_pltdrv.c
> > similarity index 100%
> > rename from drivers/platform/x86/intel_pmc_core_pltdrv.c
> > rename to drivers/platform/x86/intel/pmc/intel_pmc_core_pltdrv.c
> > --
> > 2.25.1
> >
>
>
> --
> With Best Regards,
> Andy Shevchenko
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