Type Alias gpio_callback_handler_t

pub type gpio_callback_handler_t = Option<unsafe extern "C" fn(_: *const device, _: *mut gpio_callback, _: u32)>;

@typedef gpio_callback_handler_t @brief Define the application callback handler function signature

@param port Device struct for the GPIO device. @param cb Original struct gpio_callback owning this handler @param pins Mask of pins that triggers the callback handler

Note: cb pointer can be used to retrieve private data through CONTAINER_OF() if original struct gpio_callback is stored in another private structure.

Aliased Type

enum gpio_callback_handler_t {
    None,
    Some(unsafe extern "C" fn(_: *const device, _: *mut gpio_callback, _: u32)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *const device, _: *mut gpio_callback, _: u32))

Some value of type T.