From: Bartosz Golaszewski <brgl@bgdev.pl>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Kees Cook <kees@kernel.org>, Mika Westerberg <westeri@kernel.org>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Manivannan Sadhasivam <mani@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Saravana Kannan <saravanak@google.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Andy Shevchenko <andy@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Srinivas Kandagatla <srini@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-gpio@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sound@vger.kernel.org, linux-arm-msm@vger.kernel.org,
Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Subject: Re: [PATCH v2 06/10] gpio: provide gpiod_is_shared()
Date: Wed, 12 Nov 2025 09:06:13 +0100 [thread overview]
Message-ID: <CAMRc=McySdUtj4foEf5a2db8jUEa=CnPmVVms2nwHoO2UYChSg@mail.gmail.com> (raw)
In-Reply-To: <CACRpkdbqLyeaZx37yrKjDFWb=C5c=vK6aPgnW8cMQvwi_6Jiug@mail.gmail.com>
On Tue, Nov 11, 2025 at 11:44 AM Linus Walleij <linus.walleij@linaro.org> wrote:
>
> On Wed, Oct 22, 2025 at 3:11 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
>
> > From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> >
> > Provide an interface allowing consumers to check if a GPIO descriptor
> > represents a GPIO that can potentially be shared by multiple consumers
> > at the same time. This is exposed to allow subsystems that already
> > work around the limitations of the current non-exclusive GPIO handling
> > in some ways, to gradually convert to relying on the new shared GPIO
> > feature of GPIOLIB.
> >
> > Extend the gpiolib-shared module to mark the GPIO shared proxy
> > descriptors with a flag checked by the new interface.
> >
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
>
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
>
I think you wanted to leave this under v3?
Bart
next prev parent reply other threads:[~2025-11-12 8:06 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-22 13:10 [PATCH v2 00/10] gpio: improve support for shared GPIOs Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 01/10] string: provide strends() Bartosz Golaszewski
2025-10-22 13:33 ` Andy Shevchenko
2025-10-22 13:40 ` Bartosz Golaszewski
2025-10-22 15:23 ` Andy Shevchenko
2025-10-22 15:25 ` Andy Shevchenko
2025-10-22 15:36 ` Bartosz Golaszewski
2025-10-22 17:12 ` Andy Shevchenko
2025-10-23 18:43 ` Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 02/10] gpiolib: define GPIOD_FLAG_SHARED Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 03/10] gpiolib: implement low-level, shared GPIO support Bartosz Golaszewski
2025-10-22 17:34 ` Andy Shevchenko
2025-10-23 18:55 ` Bartosz Golaszewski
2025-10-24 7:09 ` Andy Shevchenko
2025-10-27 18:02 ` Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 04/10] gpio: shared-proxy: implement the shared GPIO proxy driver Bartosz Golaszewski
2025-10-22 18:04 ` Andy Shevchenko
2025-10-24 7:03 ` Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 05/10] gpiolib: support shared GPIOs in core subsystem code Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 06/10] gpio: provide gpiod_is_shared() Bartosz Golaszewski
2025-11-11 10:44 ` Linus Walleij
2025-11-12 8:06 ` Bartosz Golaszewski [this message]
2025-10-22 13:10 ` [PATCH v2 07/10] arm64: select HAVE_SHARED_GPIOS for ARCH_QCOM Bartosz Golaszewski
2025-10-22 13:10 ` [PATCH v2 08/10] ASoC: wsa881x: drop GPIOD_FLAGS_BIT_NONEXCLUSIVE flag from GPIO lookup Bartosz Golaszewski
2025-10-24 15:46 ` Mark Brown
2025-10-24 23:32 ` Alexey Klimov
2025-10-22 13:10 ` [PATCH v2 09/10] ASoC: wsa883x: " Bartosz Golaszewski
2025-10-24 15:46 ` Mark Brown
2025-10-22 13:10 ` [PATCH v2 10/10] regulator: make the subsystem aware of shared GPIOs Bartosz Golaszewski
2025-10-24 15:57 ` Mark Brown
2025-10-24 7:17 ` [PATCH v2 00/10] gpio: improve support for " Péter Ujfalusi
2025-10-24 7:20 ` Bartosz Golaszewski
2025-10-24 7:32 ` Péter Ujfalusi
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