Message-ID: <CAEth8oHeRimhmMhA8EYL+WWkPLYZgM94W_nkO2Axt7JFFkgE9Q@mail.gmail.com>
Date:   Wed, 11 Aug 2021 17:06:43 +0800
From:   Kate Hsuan <hpa@...hat.com>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     Mark Gross <mgross@...ux.intel.com>,
        Alex Hung <alex.hung@...onical.com>,
        Sujith Thomas <sujith.thomas@...el.com>,
        Rajneesh Bhardwaj <irenic.rajneesh@...il.com>,
        David E Box <david.e.box@...el.com>,
        Zha Qipeng <qipeng.zha@...el.com>,
        Mika Westerberg <mika.westerberg@...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>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Daniel Scally <djrscally@...il.com>,
        linux-kernel@...r.kernel.org, Dell.Client.Kernel@...l.com,
        platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH 00/20] Move Intel platform drivers to intel directory to
 improve readability.

On Tue, Aug 10, 2021 at 10:05 PM Hans de Goede <hdegoede@...hat.com> wrote:
>
> Hi Kate,
>
> On 8/10/21 11:58 AM, Kate Hsuan wrote:
> > All the intel platform specific drivers are moved to intel/.
> > It makes more clear file structure to improve the readability.
> >
> > Kate Hsuan (20):
> >   Move Intel hid of pdx86 to intel directory to improve readability.
> >   Move Intel WMI driver of pdx86 to intel/ directory to improve
> >     readability.
> >   Move Intel bxtwc driver of pdx86 to intel/ directory to improve
> >     readability.
> >   Move Intel chtdc_ti driver of pdx86 to improve readability.
> >   Move MRFLD power button driver of pdx86 to intel directory to improve
> >     readability.
> >   Move Intel PMC core of pdx86 to intel/ directory to improve
> >     readability.
> >   Move Intel PMT driver of pdx86 to intel/ to improve readability.
> >   Move Intel P-Unit of pdx86 to intel/ directory to improve readability.
> >   Move Intel SCU IPC of pdx86 to intel directory to increase
> >     readability.
> >   Move Intel SoC telemetry driver to intel directory to improve
> >     readability.
> >   Move Intel IPS driver of pdx86 to improve readability.
> >   Move Intel RST driver of pdx86 to intel directory to improve
> >     readability.
> >   Move Intel smartconnect driver of pdx86 to intel/ directory to improve
> >     readability.
> >   Move Intel SST driver to intel/ directory to improve readability.
> >   Move Intel turbo max 3 driver to intel/ directory to improve
> >     readability.
> >   Move Intel uncore freq driver to intel/ directory to improve
> >     readability.
> >   Move Intel int0002 vgpio driver to intel/ directory to inprove
> >     readability.
> >   Move Intel thermal driver for menlow platform driver to intel/
> >     directory to improve readability.
> >   Move OakTrail driver to the intel/ directory to improve readability.
> >   Move Intel virtual botton driver to intel/ directory to improve
> >     readability.
>
> Thank you for doing this. I have a couple of remarks which I would
> like to see addressed for version 2 of this series:
>
> 1. The commit messages are currently all one line, so basically
> only a Subject and they are missing a Body describing the change
> in more detail (as already pointed out by Mika).
>
>
> 2. Kernel patch subjects (the first line of the commit message)
> should always be prefixed with the subsystem + component which they
> are for, so instead of e.g.
>
> "Move Intel hid of pdx86 to intel directory to improve readability."
>
> you would use:
>
> "platform/x86: intel-hid: Move to intel sub-directory to improve readability."
>
> But that is a bit long; and normally the Subject line is just
> a summary while the body explains things like the why, so this should
> probably be shorted to:
>
> "platform/x86: intel-hid: Move to intel sub-directory"
>
> For the Subject, with the Body explaining what exactly is being changed
> and why.
>
>
> 3. You are using new sub-directories for all drivers which you
> are moving, but for drivers which are currently just 1 c-file, this
> means going from 1 c-file to 3 files (c-file + Kconfig + Makefile)
> this seems a bit too much. I believe that it would be better for
> the single file drivers (e.g. intel-hid.c, intel-vbtn.c) to be moved
> directly under drivers/platform/x86/intel and for there Kconfig
> and Makefile bits to be moved to the already existing Kconfig
> and Makefile files there.
>
>
> 4. As Andy already mentioned when moving a file like
> "intel_scu_ipc.c" to drivers/platform/x86/intel/scu then the
> whole path becomes:
>
> drivers/platform/x86/intel/scu/intel_scu_ipc.c
>
> Which is quite long / quite a lot to type and repeats
> intel + scu twice, so it would be better to drop the intel_scu
> prefix from the filenames in this case resulting in:
>
> drivers/platform/x86/intel/scu/ipc.c
>
> in this example's case. This requires some extrea work:
>
> 4.1 You will need to adjust private includes to the new
> filenames
>
> 4.2 If you simply adjust say this Makefile line:
>
> obj-$(CONFIG_INTEL_SCU_PCI)             += intel_scu_pcidrv.o
>
> to:
>
> obj-$(CONFIG_INTEL_SCU_PCI)             += pcidrv.o
>
> a pcidrv.ko will get build, but that is a very generic name
> and then we end up with module-name clashes which are not
> allowed.
>
> So the Makefile needs to become a bit more complicated like this:
>
> intel_scu_pcidrv-y                      := pcidrv.o
> obj-$(CONFIG_INTEL_SCU_PCI)             += intel_scu_pcidrv.o
>
> See for example:
> https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git/tree/drivers/platform/x86/intel/pmt/Makefile?h=for-next
>
>
> 5. Some of the files which you are moving are mentioned in the
> MAINTAINERS file. For each file which you are moving please check if
> it is listed in the MAINTAINERS file, keeping wildcards in mind,
> so search e.g. for intel_scu for the intel_scu_* move.
>
> And if the file is listed then update the MAINTAINERS entry to
> point to the new location.
>
> Regards,
>
> Hans
>

Thanks Hans. I'll do that for my v2 patches.

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