linux-kernel - Re: [PATCH v8 00/19] platform/x86: Rework intel_scu_ipc and intel_pmc

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Message-ID: <20200317084321.GC2601@lahna.fi.intel.com>
Date:   Tue, 17 Mar 2020 10:43:21 +0200
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Darren Hart <dvhart@...radead.org>,
        Lee Jones <lee.jones@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        Zha Qipeng <qipeng.zha@...el.com>,
        "David E . Box" <david.e.box@...ux.intel.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 00/19] platform/x86: Rework intel_scu_ipc and
 intel_pmc_ipc drivers

Hi all,

On Tue, Mar 03, 2020 at 04:36:30PM +0300, Mika Westerberg wrote:
> 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).
> 
> This series is on top of platform-driver-x86.git/for-next because there are
> a couple of commits in that branch that re-organize the Kconfig and
> Makefile of drivers/platform/x86. So these do not apply cleanly without
> those commits. For this reason I would prefer this to go through pdx86 tree
> if there are no objections.

If there are no objections it would be nice to get this series merged for v5.7.

Thanks!