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path: root/drivers/gpio/gpiolib-legacy.c
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Diffstat (limited to 'drivers/gpio/gpiolib-legacy.c')
-rw-r--r--drivers/gpio/gpiolib-legacy.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-legacy.c b/drivers/gpio/gpiolib-legacy.c
index 97f4b498e3..b138682fec 100644
--- a/drivers/gpio/gpiolib-legacy.c
+++ b/drivers/gpio/gpiolib-legacy.c
@@ -6,6 +6,9 @@
#include "gpiolib.h"
+/*
+ * **DEPRECATED** This function is deprecated and must not be used in new code.
+ */
void gpio_free(unsigned gpio)
{
gpiod_free(gpio_to_desc(gpio));
@@ -17,6 +20,8 @@ EXPORT_SYMBOL_GPL(gpio_free);
* @gpio: the GPIO number
* @flags: GPIO configuration as specified by GPIOF_*
* @label: a literal description string of this GPIO
+ *
+ * **DEPRECATED** This function is deprecated and must not be used in new code.
*/
int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
{
@@ -53,6 +58,9 @@ int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
}
EXPORT_SYMBOL_GPL(gpio_request_one);
+/*
+ * **DEPRECATED** This function is deprecated and must not be used in new code.
+ */
int gpio_request(unsigned gpio, const char *label)
{
struct gpio_desc *desc = gpio_to_desc(gpio);
@@ -69,6 +77,8 @@ EXPORT_SYMBOL_GPL(gpio_request);
* gpio_request_array - request multiple GPIOs in a single call
* @array: array of the 'struct gpio'
* @num: how many GPIOs in the array
+ *
+ * **DEPRECATED** This function is deprecated and must not be used in new code.
*/
int gpio_request_array(const struct gpio *array, size_t num)
{
@@ -92,6 +102,8 @@ EXPORT_SYMBOL_GPL(gpio_request_array);
* gpio_free_array - release multiple GPIOs in a single call
* @array: array of the 'struct gpio'
* @num: how many GPIOs in the array
+ *
+ * **DEPRECATED** This function is deprecated and must not be used in new code.
*/
void gpio_free_array(const struct gpio *array, size_t num)
{