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Wed, 21 Oct 2026 12:02:20 -0700 (PDT) Received: from dtor-ws.sjc.corp.google.com ([2a00:79e0:2ebe:8:1761:399a:3c8c:31ba]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3673e153519sm9500604eec.3.2026.10.21.12.02.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Oct 2026 12:02:19 -0700 (PDT) From: Dmitry Torokhov To: Linus Walleij , Bartosz Golaszewski Cc: Andy Shevchenko , Janusz Krzysztofik , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/5] gpiolib: add support for scope-based management of GPIO descriptors Date: Wed, 21 Oct 2026 12:02:08 -0700 Message-ID: <20261021190212.2237804-3-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.56.0.307.g5fe7bd680c-goog In-Reply-To: <20261021190212.2237804-1-dmitry.torokhov@gmail.com> References: <20261021190212.2237804-1-dmitry.torokhov@gmail.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add DEFINE_FREE() definitions for gpiod_put and gpiod_put_array to allow using __free(gpiod_put) and __free(gpiod_put_array) for automatic, scope-based cleanup of individual GPIO descriptors and descriptor arrays. Place these definitions after the CONFIG_GPIOLIB check so that they are available regardless of whether CONFIG_GPIOLIB is enabled. Signed-off-by: Dmitry Torokhov --- include/linux/gpio/consumer.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index fceeefd5f893..ee183a97575c 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -3,6 +3,7 @@ #define __LINUX_GPIO_CONSUMER_H #include +#include #include #include @@ -578,6 +579,9 @@ gpiod_is_equal(const struct gpio_desc *desc, const struct gpio_desc *other) #endif /* CONFIG_GPIOLIB */ +DEFINE_FREE(gpiod_put, struct gpio_desc *, if (!IS_ERR_OR_NULL(_T)) gpiod_put(_T)) +DEFINE_FREE(gpiod_put_array, struct gpio_descs *, if (!IS_ERR_OR_NULL(_T)) gpiod_put_array(_T)) + #if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_HTE) int gpiod_enable_hw_timestamp_ns(struct gpio_desc *desc, unsigned long flags); int gpiod_disable_hw_timestamp_ns(struct gpio_desc *desc, unsigned long flags); -- 2.56.0.307.g5fe7bd680c-goog