From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Lukasz Stelmach <l.stelmach@samsung.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Platform Driver <platform-driver-x86@vger.kernel.org>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Subject: Re: [PATCH v8 3/6] software node: implement reference properties
Date: Tue, 10 Nov 2020 13:46:54 +0100
Message-ID: <CAJZ5v0jqN1v-g4v0eMSQeJCXQ9yntFWaLns9k2bDcaja-jdkcA@mail.gmail.com> (raw)
In-Reply-To: <20201110123939.GN1224435@kuha.fi.intel.com>
On Tue, Nov 10, 2020 at 1:39 PM Heikki Krogerus
<heikki.krogerus@linux.intel.com> wrote:
>
> On Mon, Nov 09, 2020 at 09:05:51PM +0200, Andy Shevchenko wrote:
> > On Mon, Nov 09, 2020 at 10:53:05AM -0800, Dmitry Torokhov wrote:
> > > On Mon, Nov 09, 2020 at 07:18:37PM +0100, Lukasz Stelmach wrote:
> > > > It was <2020-11-09 pon 19:24>, when Andy Shevchenko wrote:
> >
> > ...
> >
> > > > Probably I have missed something and I will be greatful, if you tell me
> > > > where I can find more information about software nodes. There are few
> > > > users in the kernel and it isn't obvious for me how to use software
> > > > nodes properly.
> > >
> > > Yeah, I disagree with Andy here. The lookup tables are a crutch that we
> > > have until GPIO and PWM a taught to support software nodes (I need to
> > > resurrect my patch series for GPIO, if you have time to test that would
> > > be awesome).
> >
> > We don't have support for list of fwnodes, this will probably break things
> > where swnode is already exist.
> >
> > I think Heikki may send a documentation patch to clarify when swnodes can and
> > can't be used. Maybe I'm mistaken and above is a good use case by design.
>
> Yeah, the problem is that I'm not sure that we can limit the swnodes
> for any specific purpose, or dictate very strictly how they are used
> with other possible fwnodes.
Generally agreed, but if there are known problems, they need to be
documented at least for the time being until they are addressed.
> Right now I'm thinking we should simply not talk about the
> relationship a software node should have or can have with other
> fwnodes (regardless of their type) in the swnode documentation.
This sounds reasonable to me, with the above exception.
next prev parent reply index
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-08 4:22 [PATCH v8 0/6] software node: add support for " Dmitry Torokhov
2019-11-08 4:22 ` [PATCH v8 1/6] software node: rename is_array to is_inline Dmitry Torokhov
2019-11-08 9:49 ` Rafael J. Wysocki
2019-11-13 6:52 ` Bjørn Mork
2019-11-13 8:08 ` Dmitry Torokhov
[not found] ` <CGME20191212111237eucas1p1a278d2d5d2437e3219896367e82604cc@eucas1p1.samsung.com>
2019-12-12 11:12 ` Marek Szyprowski
2019-12-12 11:28 ` Andy Shevchenko
2019-12-12 16:41 ` Rafael J. Wysocki
2019-12-13 6:47 ` Marek Szyprowski
2019-12-13 8:37 ` Rafael J. Wysocki
2019-12-13 1:24 ` Dmitry Torokhov
2019-12-13 6:44 ` Marek Szyprowski
2019-11-08 4:22 ` [PATCH v8 2/6] software node: allow embedding of small arrays into property_entry Dmitry Torokhov
2019-11-08 4:22 ` [PATCH v8 3/6] software node: implement reference properties Dmitry Torokhov
[not found] ` <CGME20201109170241eucas1p14c2156334d8c6ef15d52664fa4776f41@eucas1p1.samsung.com>
2020-11-09 17:02 ` Lukasz Stelmach
2020-11-09 17:24 ` Andy Shevchenko
[not found] ` <CGME20201109181851eucas1p241de8938e399c0b603c764593b057c41@eucas1p2.samsung.com>
2020-11-09 18:18 ` Lukasz Stelmach
2020-11-09 18:53 ` Dmitry Torokhov
2020-11-09 19:05 ` Andy Shevchenko
2020-11-10 12:39 ` Heikki Krogerus
2020-11-10 12:46 ` Rafael J. Wysocki [this message]
[not found] ` <CGME20201109195504eucas1p19d493c947d8752e39c26202cf0978fc0@eucas1p1.samsung.com>
2020-11-09 19:54 ` Lukasz Stelmach
2020-11-09 19:02 ` Andy Shevchenko
[not found] ` <CGME20201109194725eucas1p2cc9357486879a14b2ad2f6ef968ff4b2@eucas1p2.samsung.com>
2020-11-09 19:47 ` Lukasz Stelmach
2020-11-09 21:20 ` Andy Shevchenko
2019-11-08 4:22 ` [PATCH v8 4/6] platform/x86: intel_cht_int33fe: use inline " Dmitry Torokhov
2019-11-08 4:22 ` [PATCH v8 5/6] software node: remove separate handling of references Dmitry Torokhov
2019-11-08 4:22 ` [PATCH v8 6/6] software node: add basic tests for property entries Dmitry Torokhov
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