From: Kent Gibson <warthog618@gmail.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
"open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@vger.kernel.org>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
Linus Walleij <linus.walleij@linaro.org>,
Shuah Khan <shuah@kernel.org>,
Bamvor Jian Zhang <bamv2005@gmail.com>
Subject: Re: [PATCH 1/7] selftests: gpio: rework and simplify test implementation
Date: Mon, 4 Jan 2021 23:23:19 +0800 [thread overview]
Message-ID: <20210104152319.GA854268@sol> (raw)
In-Reply-To: <20210104150031.GA853645@sol>
On Mon, Jan 04, 2021 at 11:00:31PM +0800, Kent Gibson wrote:
> On Mon, Jan 04, 2021 at 03:52:49PM +0200, Andy Shevchenko wrote:
> > On Mon, Jan 4, 2021 at 3:51 AM Kent Gibson <warthog618@gmail.com> wrote:
> > > On Sun, Jan 03, 2021 at 05:10:10PM +0200, Andy Shevchenko wrote:
> >
> > ...
> >
> > > In this example it is the 508:
> > >
> > > # e.g. gpiochip0: GPIOs 508-511, parent: platform/gpio-mockup.0, gpio-mockup-A:
> > >
> > > So I'll use that - unless it is unreliable for some reason?
> >
> > debugfs is not an ABI and tomorrow this can be changed without notice.
> >
>
> I had a bad feeling that might be the case, and all my current solutions
> use debugfs one way or another, so back to the drawing board on that one.
>
Hang on - the find approach that I was looking at previously only uses
/sys/devices/platform, so I'll revert to that one - and add handling for
multi-match.
Cheers,
Kent.
next prev parent reply other threads:[~2021-01-04 15:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-02 2:29 [PATCH 0/7] selftests: gpio: rework and port to GPIO uAPI v2 Kent Gibson
2021-01-02 2:29 ` [PATCH 1/7] selftests: gpio: rework and simplify test implementation Kent Gibson
[not found] ` <CAHp75VdPdRRm+YQ-FzcFV5=XcNL6dXHDROutkgUbPLbj4xa8SQ@mail.gmail.com>
2021-01-02 14:07 ` Kent Gibson
2021-01-02 22:20 ` Andy Shevchenko
2021-01-03 2:17 ` Kent Gibson
2021-01-03 15:10 ` Andy Shevchenko
2021-01-03 16:28 ` Kent Gibson
2021-01-04 1:51 ` Kent Gibson
2021-01-04 13:52 ` Andy Shevchenko
2021-01-04 15:00 ` Kent Gibson
2021-01-04 15:23 ` Kent Gibson [this message]
2021-01-02 2:29 ` [PATCH 2/7] selftests: gpio: remove obsolete gpio-mockup-chardev.c Kent Gibson
2021-01-02 2:29 ` [PATCH 3/7] selftests: remove obsolete build restriction for gpio Kent Gibson
2021-01-02 2:29 ` [PATCH 4/7] selftests: remove obsolete gpio references from kselftest_deps.sh Kent Gibson
2021-01-02 2:29 ` [PATCH 5/7] tools: gpio: remove uAPI v1 code no longer used by selftests Kent Gibson
2021-01-02 2:29 ` [PATCH 6/7] selftests: gpio: port to GPIO uAPI v2 Kent Gibson
2021-01-02 2:29 ` [PATCH 7/7] selftests: gpio: add CONFIG_GPIO_CDEV to config Kent Gibson
2021-01-05 22:31 ` [PATCH 0/7] selftests: gpio: rework and port to GPIO uAPI v2 Linus Walleij
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