gpiolib: remove gpio_set_debounce()

gpio_set_debounce() only has a single user, which is trivially
converted to gpiod_set_debounce().

Signed-off-by: Arnd Bergmann <[e-mail]>
Reviewed-by: Linus Walleij <[e-mail]>
Reviewed-by: Andy Shevchenko <[e-mail]>
Signed-off-by: Andy Shevchenko <[e-mail]>

Documentation/driver-api/gpio/legacy.rst

···
         ## 	gpio_free_array()
 
                 gpio_free()
-                gpio_set_debounce()
-
 
 
 Claiming and Releasing GPIOs

Documentation/translations/zh_CN/driver-api/gpio/legacy.rst

···
         ## 	gpio_free_array()
 
                 gpio_free()
-                gpio_set_debounce()
 
 
 

Documentation/translations/zh_TW/gpio.txt

···
 ## 	gpio_free_array()
 
 	gpio_free()
-	gpio_set_debounce()
 
 
 

drivers/input/touchscreen/ads7846.c

···
 #include <linux/of.h>
 #include <linux/of_gpio.h>
 #include <linux/of_device.h>
+#include <linux/gpio/consumer.h>
 #include <linux/gpio.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
···
 		ts->gpio_pendown = pdata->gpio_pendown;
 
 		if (pdata->gpio_pendown_debounce)
-			gpio_set_debounce(pdata->gpio_pendown,
-					  pdata->gpio_pendown_debounce);
+			gpiod_set_debounce(gpio_to_desc(ts->gpio_pendown),
+					   pdata->gpio_pendown_debounce);
 	} else {
 		dev_err(&spi->dev, "no get_pendown_state nor gpio_pendown?\n");
 		return -EINVAL;

include/linux/gpio.h

···
 	return gpiod_direction_output_raw(gpio_to_desc(gpio), value);
 }
 
-static inline int gpio_set_debounce(unsigned gpio, unsigned debounce)
-{
-	return gpiod_set_debounce(gpio_to_desc(gpio), debounce);
-}
-
 static inline int gpio_get_value_cansleep(unsigned gpio)
 {
 	return gpiod_get_raw_value_cansleep(gpio_to_desc(gpio));
···
 }
 
 static inline int gpio_direction_output(unsigned gpio, int value)
-{
-	return -ENOSYS;
-}
-
-static inline int gpio_set_debounce(unsigned gpio, unsigned debounce)
 {
 	return -ENOSYS;
 }