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SubjectRe: [PATCH v2 00/36] platform/x86: Rework intel_scu_ipc and intel_pmc_ipc drivers
On Wed, 08 Jan 2020, Mika Westerberg wrote:

> Hi,
> Currently both intel_scu_ipc.c and intel_pmc_ipc.c implement the same SCU
> IPC communications with minor differences. This duplication does not make
> much sense so this series reworks the two drivers so that there is only a
> single implementation of the SCU IPC. In addition to that the API will be
> updated to take SCU instance pointer as an argument, and most of the
> callers will be converted to this new API. The old API is left there but
> the plan is to get rid the callers and then the old API as well (this is
> something we are working with Andy Shevchenko).
> The intel_pmc_ipc.c is then moved under MFD which suits better for this
> kind of a driver that pretty much sets up the SCU IPC and then creates a
> bunch of platform devices for the things sitting behind the PMC. The driver
> is renamed to intel_pmc_bxt.c which should follow the existing conventions
> under drivers/mfd (and it is only meant for Intel Broxton derivatives).
> Previous version of the series:
> Changes from the previous version:
> * Update changelog of patch 16 according to what the patch actually does.
> * Add kernel-doc for struct intel_soc_pmic.
> * Move octal permission patch to be before MFD conversion.
> * Convert the intel_pmc_bxt.c to MFD APIs whilst it is being moved under
> drivers/mfd.
> I'm including all x86 maintainers just to be sure they are aware of this as
> I'm not sure if reaches them all. Let me know if you have
> issues with this series.
> I would prefer this to be merged through platform/x86 or MFD trees assuming
> there are no objections.
> I have tested this on Intel Edison (Merrifield) and Joule (Broxton-M).

FYI, I'm waiting until v3 before I conduct my review.

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