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Message-ID: <20210816203204.a35yvbuuhjxjbjcw@ldmartin-desk2>
Date: Mon, 16 Aug 2021 13:32:04 -0700
From: Lucas De Marchi <lucas.demarchi@...el.com>
To: "Kammela, Gayatri" <gayatri.kammela@...el.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>,
"irenic.rajneesh@...il.com" <irenic.rajneesh@...il.com>,
"andriy.shevchenko@...ux.intel.com"
<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>,
Andy Shevchenko <andy.shevchenko@...il.com>,
"Dixit, Ashutosh" <ashutosh.dixit@...el.com>
Subject: Re: [PATCH v5 1/5] platform/x86/intel: intel_pmc_core: Move
intel_pmc_core* files to pmc subfolder
On Mon, Aug 16, 2021 at 12:23:21PM -0700, Kammela, Gayatri wrote:
>> -----Original Message-----
>> From: De Marchi, Lucas <lucas.demarchi@...el.com>
>> Sent: Monday, August 16, 2021 10:38 AM
>> To: Kammela, Gayatri <gayatri.kammela@...el.com>
>> Cc: platform-driver-x86@...r.kernel.org; mgross@...ux.intel.com;
>> hdegoede@...hat.com; irenic.rajneesh@...il.com;
>> 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; Andy Shevchenko
>> <andy.shevchenko@...il.com>
>> Subject: Re: [PATCH v5 1/5] platform/x86/intel: intel_pmc_core: Move
>> intel_pmc_core* files to pmc subfolder
>>
>> On Fri, Jul 16, 2021 at 11:38:33AM -0700, Gayatri Kammela wrote:
>> >As part of collecting Intel x86 specific drivers in their own folder,
>> >move intel_pmc_core* files to its own subfolder there.
>> >
>> >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>
>> >Acked-by: Rajneesh Bhardwaj <irenic.rajneesh@...il.com>
>> >Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
>> >Signed-off-by: Gayatri Kammela <gayatri.kammela@...el.com>
>> >---
>> > MAINTAINERS | 2 +-
>> > 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 +++++
>> > .../{intel_pmc_core.c => intel/pmc/core.c} | 2 +-
>> > .../{intel_pmc_core.h => intel/pmc/core.h} | 0
>> > .../pmc/pltdrv.c} | 0
>> > 10 files changed, 31 insertions(+), 24 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_core.c => intel/pmc/core.c}
>> >(99%) rename drivers/platform/x86/{intel_pmc_core.h =>
>> >intel/pmc/core.h} (100%) rename
>> >drivers/platform/x86/{intel_pmc_core_pltdrv.c => intel/pmc/pltdrv.c}
>> >(100%)
>> >
>> >diff --git a/MAINTAINERS b/MAINTAINERS
>> >index 6c8be735cc91..c5d610885bf2 100644
>> >--- a/MAINTAINERS
>> >+++ b/MAINTAINERS
>> >@@ -9477,7 +9477,7 @@ M: David E Box <david.e.box@...el.com>
>> > L: platform-driver-x86@...r.kernel.org
>> > S: Maintained
>> > F: Documentation/ABI/testing/sysfs-platform-intel-pmc
>> >-F: drivers/platform/x86/intel_pmc_core*
>> >+F: drivers/platform/x86/intel/pmc/core*
>> >
>> > INTEL PMIC GPIO DRIVERS
>> > M: Andy Shevchenko <andy@...nel.org>
>> >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-$(CONFIG_INTEL_PMC_CORE) += pmc/
>> >diff --git a/drivers/platform/x86/intel/pmc/Kconfig
>> >b/drivers/platform/x86/intel/pmc/Kconfig
>> >new file mode 100644
>> >index 000000000000..b4c955a35674
>> >--- /dev/null
>> >+++ b/drivers/platform/x86/intel/pmc/Kconfig
>> >@@ -0,0 +1,22 @@
>> >+# SPDX-License-Identifier: GPL-2.0-only
>> >+
>> >+config INTEL_PMC_CORE
>> >+ tristate "Intel PMC Core driver"
>> >+ depends on PCI
>> >+ depends on ACPI
>> >+ help
>> >+ The Intel Platform Controller Hub for Intel Core SoCs provides
>> access
>> >+ to Power Management Controller registers via various interfaces.
>> This
>> >+ driver can utilize debugging capabilities and supported features as
>> >+ exposed by the Power Management Controller. It also may perform
>> some
>> >+ tasks in the PMC in order to enable transition into the SLPS0 state.
>> >+ It should be selected on all Intel platforms supported by the driver.
>> >+
>> >+ Supported features:
>> >+ - SLP_S0_RESIDENCY counter
>> >+ - PCH IP Power Gating status
>> >+ - LTR Ignore / LTR Show
>> >+ - MPHY/PLL gating status (Sunrisepoint PCH only)
>> >+ - SLPS0 Debug registers (Cannonlake/Icelake PCH)
>> >+ - Low Power Mode registers (Tigerlake and beyond)
>> >+ - PMC quirks as needed to enable SLPS0/S0ix
>> >diff --git a/drivers/platform/x86/intel/pmc/Makefile
>> >b/drivers/platform/x86/intel/pmc/Makefile
>> >new file mode 100644
>> >index 000000000000..e0182e10a035
>> >--- /dev/null
>> >+++ b/drivers/platform/x86/intel/pmc/Makefile
>> >@@ -0,0 +1,5 @@
>> >+# SPDX-License-Identifier: GPL-2.0
>> >+#
>> >+
>> >+obj-$(CONFIG_INTEL_PMC_CORE) += core.o
>> >+obj-$(CONFIG_INTEL_PMC_CORE) += pltdrv.o
>>
>> is the module rename really intentional? If so, it needs to be renamed to
>> something else as just calling it core may conflict with other equally badly
>> named modules.
>Hi Lucas! Yes, the module rename is intentional. Thanks for reporting the issue. This issue has been addressed in V6. I have just sent the V7 https://patchwork.kernel.org/project/platform-driver-x86/list/
ok, thanks! I guess I forgot the -c flag to b4, that correctly
downloads v7:
b4 am -c b2cb6b10b75445acceab3030c3a9aa585e7c7b65.1626459866.git.gayatri.kammela@...el.com
...
New revision: [PATCH v7 0/5] Add Alder Lake PCH-S support to PMC core driver
Lucas De Marchi
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