esp_hal/asynch.rs
//! Asynchronous utilities.
use core::task::Waker;
use embassy_sync::waitqueue::GenericAtomicWaker;
use crate::sync::RawMutex;
/// Utility struct to register and wake a waker.
pub struct AtomicWaker {
waker: GenericAtomicWaker<RawMutex>,
}
impl AtomicWaker {
/// Create a new `AtomicWaker`.
#[allow(clippy::new_without_default)]
pub const fn new() -> Self {
Self {
waker: GenericAtomicWaker::new(RawMutex::new()),
}
}
delegate::delegate! {
to self.waker {
/// Register a waker. Overwrites the previous waker, if any.
pub fn register(&self, w: &Waker);
/// Wake the registered waker, if any.
pub fn wake(&self);
}
}
}