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Message-ID: <fdab924d-e318-9f8b-d651-ab348db2a7d1@redhat.com>
Date: Thu, 19 Aug 2021 10:37:52 +0200
From: Hans de Goede <hdegoede@...hat.com>
To: Kate Hsuan <hpa@...hat.com>, Alex Hung <alex.hung@...onical.com>,
Mark Gross <mgross@...ux.intel.com>,
Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
AceLan Kao <acelan.kao@...onical.com>,
Jithu Joseph <jithu.joseph@...el.com>,
Maurice Ma <maurice.ma@...el.com>,
Sujith Thomas <sujith.thomas@...el.com>,
Rajneesh Bhardwaj <irenic.rajneesh@...il.com>,
Zha Qipeng <qipeng.zha@...el.com>,
Mika Westerberg <mika.westerberg@...ux.intel.com>,
"David E . Box" <david.e.box@...ux.intel.com>,
linux-kernel@...r.kernel.org, Dell.Client.Kernel@...l.com
Cc: platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH v3 05/20] platform/x86: intel_pmc_core: Move to intel
sub-directory
Hi,
On 8/19/21 5:29 AM, Kate Hsuan wrote:
> Move intel_pmc_core to intel sub-directory
> to improve readability.
>
> Signed-off-by: Kate Hsuan <hpa@...hat.com>
> ---
> drivers/platform/x86/Kconfig | 21 ---------------
> drivers/platform/x86/Makefile | 2 --
> drivers/platform/x86/intel/Kconfig | 2 ++
> drivers/platform/x86/intel/Makefile | 1 +
> drivers/platform/x86/intel/pmc/Kconfig | 26 +++++++++++++++++++
> drivers/platform/x86/intel/pmc/Makefile | 9 +++++++
> .../x86/{ => intel/pmc}/intel_pmc_core.h | 0
> .../pmc/pmc_core.c} | 0
> .../pmc/pmc_core_pltdrv.c} | 0
> 9 files changed, 38 insertions(+), 23 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.h (100%)
> rename drivers/platform/x86/{intel_pmc_core.c => intel/pmc/pmc_core.c} (100%)
> rename drivers/platform/x86/{intel_pmc_core_pltdrv.c => intel/pmc/pmc_core_pltdrv.c} (100%)
>
> diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
> index 019a625f1fa3..79b6e0abc2ab 100644
> --- a/drivers/platform/x86/Kconfig
> +++ b/drivers/platform/x86/Kconfig
> @@ -1158,27 +1158,6 @@ config INTEL_UNCORE_FREQ_CONTROL
> To compile this driver as a module, choose M here: the module
> will be called intel-uncore-frequency.
>
> -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_SCU_IPC
> bool
>
> diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
> index 344d7a4a33f0..37ad6a436dda 100644
> --- a/drivers/platform/x86/Makefile
> +++ b/drivers/platform/x86/Makefile
> @@ -128,8 +128,6 @@ obj-$(CONFIG_INTEL_UNCORE_FREQ_CONTROL) += intel-uncore-frequency.o
>
> # Intel PMIC / PMC / P-Unit devices
>
> -obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core.o intel_pmc_core_pltdrv.o
> -
> obj-$(CONFIG_INTEL_SCU_IPC) += intel_scu_ipc.o
> obj-$(CONFIG_INTEL_SCU_PCI) += intel_scu_pcidrv.o
> obj-$(CONFIG_INTEL_SCU_PLATFORM) += intel_scu_pltdrv.o
> diff --git a/drivers/platform/x86/intel/Kconfig b/drivers/platform/x86/intel/Kconfig
> index 78314ca39786..e59ff836b592 100644
> --- a/drivers/platform/x86/intel/Kconfig
> +++ b/drivers/platform/x86/intel/Kconfig
> @@ -58,4 +58,6 @@ config INTEL_PUNIT_IPC
> This driver provides support for Intel P-Unit Mailbox IPC mechanism,
> which is used to bridge the communications between kernel and P-Unit.
>
> +source "drivers/platform/x86/intel/pmc/Kconfig"
> +
> endif # X86_PLATFORM_DRIVERS_INTEL
> diff --git a/drivers/platform/x86/intel/Makefile b/drivers/platform/x86/intel/Makefile
> index a9aa5e15e8bd..1f343ee7c9b4 100644
> --- a/drivers/platform/x86/intel/Makefile
> +++ b/drivers/platform/x86/intel/Makefile
> @@ -17,3 +17,4 @@ intel_mrfld_pwrbtn-y := mrfld_pwrbtn.o
> obj-$(CONFIG_INTEL_MRFLD_PWRBTN) += intel_mrfld_pwrbtn.o
> intel_punit_ipc-y := punit_ipc.o
> obj-$(CONFIG_INTEL_PUNIT_IPC) += intel_punit_ipc.o
> +obj-$(CONFIG_INTEL_PMC_CORE) += pmc/
Please keep the Makefile line for diving into subdirs together at the top.
> diff --git a/drivers/platform/x86/intel/pmc/Kconfig b/drivers/platform/x86/intel/pmc/Kconfig
> new file mode 100644
> index 000000000000..d44a3e34210f
> --- /dev/null
> +++ b/drivers/platform/x86/intel/pmc/Kconfig
> @@ -0,0 +1,26 @@
> +# SPDX-License-Identifier: GPL-2.0
> +#
> +# Makefile for linux/drivers/platform/x86
> +# x86 Platform-Specific Drivers
> +#
> +
> +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..db305c9e5f37
> --- /dev/null
> +++ b/drivers/platform/x86/intel/pmc/Makefile
> @@ -0,0 +1,9 @@
> +# SPDX-License-Identifier: GPL-2.0
> +#
> +# Makefile for linux/drivers/platform/x86
> +# x86 Platform-Specific Drivers
> +#
> +
> +intel_pmc_core-y := pmc_core.o
> +intel_pmc_core_pltdrv-y := pmc_core_pltdrv.o
> +obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core_pltdrv.o intel_pmc_core.o
> 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
You did not drop the intel prefix on the intel_pmc_core.h file.
I'll fix both up while merging the series there is no need for
a new version.
Regards,
Hans
> diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel/pmc/pmc_core.c
> similarity index 100%
> rename from drivers/platform/x86/intel_pmc_core.c
> rename to drivers/platform/x86/intel/pmc/pmc_core.c
> diff --git a/drivers/platform/x86/intel_pmc_core_pltdrv.c b/drivers/platform/x86/intel/pmc/pmc_core_pltdrv.c
> similarity index 100%
> rename from drivers/platform/x86/intel_pmc_core_pltdrv.c
> rename to drivers/platform/x86/intel/pmc/pmc_core_pltdrv.c
>
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