From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Cc: Randy Dunlap <rdunlap@infradead.org>,
Bartosz Golaszewski <brgl@bgdev.pl>,
Linus Walleij <linus.walleij@linaro.org>,
Jonathan Corbet <corbet@lwn.net>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
Kent Gibson <warthog618@gmail.com>,
linux-gpio <linux-gpio@vger.kernel.org>,
linux-doc <linux-doc@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-acpi@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [PATCH 23/23] Documentation: gpio: add documentation for gpio-mockup
Date: Mon, 7 Sep 2020 14:53:10 +0300 [thread overview]
Message-ID: <20200907115310.GA1891694@smile.fi.intel.com> (raw)
In-Reply-To: <CAMpxmJXvhYOVkZY7LLf=v+o8E2xKTh1RYhLrdVsS9nN1XZ5QJQ@mail.gmail.com>
On Mon, Sep 07, 2020 at 12:26:34PM +0200, Bartosz Golaszewski wrote:
> On Mon, Sep 7, 2020 at 11:59 AM Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
> >
> > On Fri, Sep 04, 2020 at 08:15:59PM -0700, Randy Dunlap wrote:
> > > On 9/4/20 8:45 AM, Bartosz Golaszewski wrote:
> >
> > ...
> >
> > > > +GPIO Testing Driver
> > > > +===================
> > > > +
> > > > +The GPIO Testing Driver (gpio-mockup) provides a way to create simulated GPIO
> > > > +chips for testing purposes. There are two ways of configuring the chips exposed
> > > > +by the module. The lines can be accessed using the standard GPIO character
> > > > +device interface as well as manipulated using the dedicated debugfs directory
> > > > +structure.
> > >
> > > Could configfs be used for this instead of debugfs?
> > > debugfs is ad hoc.
> >
> > Actually sounds like a good idea.
> >
>
> Well, then we can go on and write an entirely new mockup driver
> (ditching module params and dropping any backwards compatibility)
> because we're already using debugfs for line values.
>
> How would we pass the device properties to configfs created GPIO chips
> anyway? Devices seem to only be created using mkdir. Am I missing
> something?
Same way how USB composite works, no?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2020-09-07 11:54 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-04 15:45 [PATCH 00/23] gpio: mockup: support dynamically created and removed chips Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 01/23] lib: cmdline: export next_arg() Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 02/23] lib: string_helpers: provide kfree_strarray() Bartosz Golaszewski
2020-09-04 16:33 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 03/23] lib: uaccess: provide getline_from_user() Bartosz Golaszewski
2020-09-04 16:35 ` Andy Shevchenko
2020-09-07 10:02 ` Bartosz Golaszewski
2020-09-07 10:18 ` Andy Shevchenko
2020-09-07 10:28 ` Bartosz Golaszewski
2020-09-07 11:45 ` Andy Shevchenko
2020-09-07 11:57 ` Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 04/23] gpiolib: generalize devprop_gpiochip_set_names() for device properties Bartosz Golaszewski
2020-09-04 16:38 ` Andy Shevchenko
2020-09-07 10:56 ` Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 05/23] gpiolib: unexport devprop_gpiochip_set_names() Bartosz Golaszewski
2020-09-04 16:40 ` Andy Shevchenko
2020-09-07 10:53 ` Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 06/23] gpiolib: switch to simpler IDA interface Bartosz Golaszewski
2020-09-04 16:41 ` Andy Shevchenko
2020-09-07 10:50 ` Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 07/23] gpio: mockup: drop unneeded includes Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 08/23] gpio: mockup: use pr_fmt() Bartosz Golaszewski
2020-09-04 16:29 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 09/23] gpio: mockup: use KBUILD_MODNAME Bartosz Golaszewski
2020-09-04 16:30 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 10/23] gpio: mockup: fix resource leak in error path Bartosz Golaszewski
2020-09-04 17:00 ` Andy Shevchenko
2020-09-07 11:04 ` Bartosz Golaszewski
2020-09-07 11:47 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 11/23] gpio: mockup: remove the limit on number of dummy chips Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 12/23] gpio: mockup: define a constant for chip label size Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 13/23] gpio: mockup: pass the chip label as device property Bartosz Golaszewski
2020-09-04 16:48 ` Andy Shevchenko
2020-09-07 11:01 ` Bartosz Golaszewski
2020-09-07 11:48 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 14/23] gpio: mockup: use the generic 'gpio-line-names' property Bartosz Golaszewski
2020-09-04 16:46 ` Andy Shevchenko
2020-09-07 10:58 ` Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 15/23] gpio: mockup: use dynamic device IDs Bartosz Golaszewski
2020-09-04 16:49 ` Andy Shevchenko
2020-09-07 11:04 ` Bartosz Golaszewski
2020-09-07 11:50 ` Andy Shevchenko
2020-09-07 11:59 ` Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 16/23] gpio: mockup: refactor the module init function Bartosz Golaszewski
2020-09-04 16:50 ` Andy Shevchenko
2020-09-07 11:05 ` Bartosz Golaszewski
2020-09-07 11:51 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 17/23] gpio: mockup: rename and move around debugfs callbacks Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 18/23] gpio: mockup: require debugfs to build Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 19/23] gpio: mockup: add a symlink for the per-chip debugfs directory Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 20/23] gpio: mockup: add a lock for dummy device list Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 21/23] gpio: mockup: provide a way to delete dummy chips Bartosz Golaszewski
2020-09-04 16:56 ` Andy Shevchenko
2020-09-04 15:45 ` [PATCH 22/23] gpio: mockup: provide a way to create new " Bartosz Golaszewski
2020-09-04 15:45 ` [PATCH 23/23] Documentation: gpio: add documentation for gpio-mockup Bartosz Golaszewski
2020-09-04 16:58 ` Andy Shevchenko
2020-09-05 3:15 ` Randy Dunlap
2020-09-07 9:59 ` Andy Shevchenko
2020-09-07 10:26 ` Bartosz Golaszewski
2020-09-07 11:53 ` Andy Shevchenko [this message]
2020-09-07 12:06 ` Bartosz Golaszewski
2020-09-07 12:22 ` Greg Kroah-Hartman
2020-09-07 13:49 ` Bartosz Golaszewski
2020-09-07 14:08 ` Andy Shevchenko
2020-09-07 15:14 ` Bartosz Golaszewski
2020-09-07 15:23 ` Geert Uytterhoeven
2020-09-07 16:08 ` Bartosz Golaszewski
2020-09-08 17:03 ` Bartosz Golaszewski
2020-09-11 12:56 ` Greg Kroah-Hartman
2020-09-11 13:07 ` Bartosz Golaszewski
2020-09-07 12:38 ` Andy Shevchenko
2020-09-07 12:57 ` Bartosz Golaszewski
2020-09-07 13:52 ` Andy Shevchenko
2020-09-07 10:45 ` Bartosz Golaszewski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200907115310.GA1891694@smile.fi.intel.com \
--to=andriy.shevchenko@linux.intel.com \
--cc=bgolaszewski@baylibre.com \
--cc=brgl@bgdev.pl \
--cc=corbet@lwn.net \
--cc=gregkh@linuxfoundation.org \
--cc=linus.walleij@linaro.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-gpio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mika.westerberg@linux.intel.com \
--cc=rdunlap@infradead.org \
--cc=warthog618@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).