Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
gpio: acpi: remove acpi_get_and_request_gpiod()
With no more users, we can remove acpi_get_and_request_gpiod().
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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drivers/gpio/gpiolib-acpi.c
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drivers/gpio/gpiolib-acpi.c
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return gpio_device_get_desc(gdev, pin);
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}
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/**
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* acpi_get_and_request_gpiod - Translate ACPI GPIO pin to GPIO descriptor and
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* hold a refcount to the GPIO device.
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* @path: ACPI GPIO controller full path name, (e.g. "\\_SB.GPO1")
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* @pin: ACPI GPIO pin number (0-based, controller-relative)
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* @label: Label to pass to gpiod_request()
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*
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* This function is a simple pass-through to acpi_get_gpiod(), except that
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* as it is intended for use outside of the GPIO layer (in a similar fashion to
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* gpiod_get_index() for example) it also holds a reference to the GPIO device.
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*/
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struct gpio_desc *acpi_get_and_request_gpiod(char *path, unsigned int pin, char *label)
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{
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struct gpio_desc *gpio;
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int ret;
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gpio = acpi_get_gpiod(path, pin);
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if (IS_ERR(gpio))
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return gpio;
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ret = gpiod_request(gpio, label);
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if (ret)
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return ERR_PTR(ret);
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return gpio;
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}
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EXPORT_SYMBOL_GPL(acpi_get_and_request_gpiod);
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static irqreturn_t acpi_gpio_irq_handler(int irq, void *data)
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{
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struct acpi_gpio_event *event = data;
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include/linux/gpio/consumer.h
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include/linux/gpio/consumer.h
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int devm_acpi_dev_add_driver_gpios(struct device *dev,
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const struct acpi_gpio_mapping *gpios);
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struct gpio_desc *acpi_get_and_request_gpiod(char *path, unsigned int pin, char *label);
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#else /* CONFIG_GPIOLIB && CONFIG_ACPI */
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#include <linux/err.h>
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const struct acpi_gpio_mapping *gpios)
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{
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return -ENXIO;
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}
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static inline struct gpio_desc *acpi_get_and_request_gpiod(char *path, unsigned int pin,
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char *label)
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{
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return ERR_PTR(-ENOSYS);
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}
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#endif /* CONFIG_GPIOLIB && CONFIG_ACPI */