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OpenCloudOS-Kernel/drivers/gpio/gpiolib-cdev.h

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gpiolib: split character device into gpiolib-cdev Split the cdev specific functionality out of gpiolib.c and into gpiolib-cdev.c. This improves the readability and maintainability of both the cdev and core gpiolib code. Suggested-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Signed-off-by: Kent Gibson <warthog618@gmail.com> Link: https://lore.kernel.org/r/20200616093615.5167-1-warthog618@gmail.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2020-06-16 17:36:15 +08:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GPIOLIB_CDEV_H
#define GPIOLIB_CDEV_H
gpiolib: Update header block in gpiolib-cdev.h The dev_t is defined in types.h while struct gpio_device forward declaration is missed. Take into account above and update header block in gpiolib-cdev.h. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20201005095622.73616-1-andriy.shevchenko@linux.intel.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2020-10-05 17:56:22 +08:00
#include <linux/types.h>
struct gpio_device;
gpiolib: split character device into gpiolib-cdev Split the cdev specific functionality out of gpiolib.c and into gpiolib-cdev.c. This improves the readability and maintainability of both the cdev and core gpiolib code. Suggested-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Signed-off-by: Kent Gibson <warthog618@gmail.com> Link: https://lore.kernel.org/r/20200616093615.5167-1-warthog618@gmail.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2020-06-16 17:36:15 +08:00
int gpiolib_cdev_register(struct gpio_device *gdev, dev_t devt);
void gpiolib_cdev_unregister(struct gpio_device *gdev);
#endif /* GPIOLIB_CDEV_H */