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Show features required for AtomicDevice in docs #645

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Jan 26, 2025
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Show features required for AtomicDevice in docs #645

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8 changes: 8 additions & 0 deletions embedded-hal-bus/src/spi/atomic.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,10 @@ use crate::util::AtomicCell;
///
/// This primitive is particularly well-suited for applications that have external arbitration
/// rules that prevent `Busy` errors in the first place, such as the RTIC framework.
#[cfg_attr(
docsrs,
doc(cfg(any(feature = "portable-atomic", target_has_atomic = "8")))
)]
pub struct AtomicDevice<'a, BUS, CS, D> {
bus: &'a AtomicCell<BUS>,
cs: CS,
Expand All @@ -34,6 +38,10 @@ pub struct AtomicDevice<'a, BUS, CS, D> {

#[derive(Debug, Copy, Clone)]
/// Wrapper type for errors returned by [`AtomicDevice`].
#[cfg_attr(
docsrs,
doc(cfg(any(feature = "portable-atomic", target_has_atomic = "8")))
)]
pub enum AtomicError<T: Error> {
/// This error is returned if the SPI bus was already in use when an operation was attempted,
/// which indicates that the driver requirements are not being met with regard to
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