diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2023-02-07 17:29:45 +0300 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-03-06 13:33:01 +0300 |
| commit | d74e316633e49f44756c23997fa071979a939405 (patch) | |
| tree | e0e465bb5ad25bfeee3dff9a51ef3d6e63735e0e /include | |
| parent | 0e685c3e7158d35626d6d76b9f859eae806d87fa (diff) | |
| download | linux-d74e316633e49f44756c23997fa071979a939405.tar.xz | |
gpiolib: remove legacy gpio_export()
There are only a handful of users of gpio_export() and
related functions.
As these are just wrappers around the modern gpiod_export()
helper, remove the wrappers and open-code the gpio_to_desc
in all callers to shrink the legacy API.
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/gpio.h | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/include/linux/gpio.h b/include/linux/gpio.h index fc56733e8514..a86953696e47 100644 --- a/include/linux/gpio.h +++ b/include/linux/gpio.h @@ -132,20 +132,6 @@ int gpio_request_one(unsigned gpio, unsigned long flags, const char *label); int gpio_request_array(const struct gpio *array, size_t num); void gpio_free_array(const struct gpio *array, size_t num); -/* - * A sysfs interface can be exported by individual drivers if they want, - * but more typically is configured entirely from userspace. - */ -static inline int gpio_export(unsigned gpio, bool direction_may_change) -{ - return gpiod_export(gpio_to_desc(gpio), direction_may_change); -} - -static inline void gpio_unexport(unsigned gpio) -{ - gpiod_unexport(gpio_to_desc(gpio)); -} - /* CONFIG_GPIOLIB: bindings for managed devices that want to request gpios */ struct device; @@ -242,19 +228,6 @@ static inline void gpio_set_value_cansleep(unsigned gpio, int value) WARN_ON(1); } -static inline int gpio_export(unsigned gpio, bool direction_may_change) -{ - /* GPIO can never have been requested or set as {in,out}put */ - WARN_ON(1); - return -EINVAL; -} - -static inline void gpio_unexport(unsigned gpio) -{ - /* GPIO can never have been exported */ - WARN_ON(1); -} - static inline int gpio_to_irq(unsigned gpio) { /* GPIO can never have been requested or set as input */ |