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SubjectRe: [PATCH v3 12/36] platform/x86: intel_scu_ipc: Split out SCU IPC functionality from the SCU driver
On Mon, 13 Jan 2020, Mika Westerberg wrote:

> The SCU IPC functionality is usable outside of Intel MID devices. For
> example modern Intel CPUs include the same thing but now it is called
> PMC (Power Management Controller) instead of SCU. To make the IPC
> available for those split the driver into library part (intel_scu_ipc.c)
> and the SCU PCI driver part (intel_scu_pcidrv.c) which then calls the
> former before it goes and creates rest of the SCU devices.
>
> We also split the Kconfig symbols so that INTEL_SCU_IPC enables the SCU
> IPC library and INTEL_SCU_PCI the SCU driver and convert the users
> accordingly. While there remove default y from the INTEL_SCU_PCI symbol
> as it is already selected by X86_INTEL_MID.
>
> Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> arch/x86/Kconfig | 2 +-
> arch/x86/include/asm/intel_scu_ipc.h | 14 +++++

> drivers/mfd/Kconfig | 4 +-

For my own reference:
Acked-for-MFD-by: Lee Jones <lee.jones@linaro.org>

> drivers/platform/x86/Kconfig | 26 ++++++---
> drivers/platform/x86/Makefile | 1 +
> drivers/platform/x86/intel_scu_ipc.c | 75 +++++++++----------------
> drivers/platform/x86/intel_scu_pcidrv.c | 61 ++++++++++++++++++++
> 7 files changed, 122 insertions(+), 61 deletions(-)
> create mode 100644 drivers/platform/x86/intel_scu_pcidrv.c

[...]

> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 420900852166..59515142438e 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -593,7 +593,7 @@ config INTEL_SOC_PMIC_MRFLD
> tristate "Support for Intel Merrifield Basin Cove PMIC"
> depends on GPIOLIB
> depends on ACPI
> - depends on INTEL_SCU_IPC
> + depends on INTEL_SCU
> select MFD_CORE
> select REGMAP_IRQ
> help
> @@ -625,7 +625,7 @@ config MFD_INTEL_LPSS_PCI
>
> config MFD_INTEL_MSIC
> bool "Intel MSIC"
> - depends on INTEL_SCU_IPC
> + depends on INTEL_SCU
> select MFD_CORE
> help
> Select this option to enable access to Intel MSIC (Avatele

--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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