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authorFinomnis <Finomnis@users.noreply.github.com>2023-12-06 19:36:06 +0100
committerGitHub <noreply@github.com>2023-12-06 18:36:06 +0000
commitf377471e440d8be0b2f9e9c8877ed015f62dc19e (patch)
tree2f63c1c079bf95cd8468ba2de91cb01032966aab /rtic-time
parent89160b7cb9b3623e0a50f6745296d470fa7ea79d (diff)
Fix `nrf::rtc` errata workaround (#858)
* Deprecate `should_dequeue_check` * Fix errata by delaying the wakeup point * Add changelog * Fix changelog typos
Diffstat (limited to 'rtic-time')
-rw-r--r--rtic-time/CHANGELOG.md1
-rw-r--r--rtic-time/Cargo.toml2
-rw-r--r--rtic-time/src/lib.rs4
-rw-r--r--rtic-time/src/monotonic.rs14
4 files changed, 13 insertions, 8 deletions
diff --git a/rtic-time/CHANGELOG.md b/rtic-time/CHANGELOG.md
index 2e02a9d..8a99633 100644
--- a/rtic-time/CHANGELOG.md
+++ b/rtic-time/CHANGELOG.md
@@ -12,6 +12,7 @@ For each category, *Added*, *Changed*, *Fixed* add new entries at the top!
### Changed
- Docs: Add sanity check to `half_period_counter` code example
+- Deprecate `Monotonic::should_dequeue_check` as it was erroneous
### Fixed
diff --git a/rtic-time/Cargo.toml b/rtic-time/Cargo.toml
index 8d2851a..de23c0f 100644
--- a/rtic-time/Cargo.toml
+++ b/rtic-time/Cargo.toml
@@ -1,6 +1,6 @@
[package]
name = "rtic-time"
-version = "1.1.0"
+version = "1.2.0"
edition = "2021"
authors = [
diff --git a/rtic-time/src/lib.rs b/rtic-time/src/lib.rs
index 6254bca..9cd20d5 100644
--- a/rtic-time/src/lib.rs
+++ b/rtic-time/src/lib.rs
@@ -133,7 +133,7 @@ impl<Mono: Monotonic> TimerQueue<Mono> {
let head = self.queue.pop_if(|head| {
release_at = Some(head.release_at);
- let should_pop = Mono::should_dequeue_check(head.release_at);
+ let should_pop = Mono::now() >= head.release_at;
head.was_popped.store(should_pop, Ordering::Relaxed);
should_pop
@@ -147,7 +147,7 @@ impl<Mono: Monotonic> TimerQueue<Mono> {
Mono::enable_timer();
Mono::set_compare(instant);
- if Mono::should_dequeue_check(instant) {
+ if Mono::now() >= instant {
// The time for the next instant passed while handling it,
// continue dequeueing
continue;
diff --git a/rtic-time/src/monotonic.rs b/rtic-time/src/monotonic.rs
index 0c0d6f3..0e8d2b8 100644
--- a/rtic-time/src/monotonic.rs
+++ b/rtic-time/src/monotonic.rs
@@ -36,11 +36,15 @@ pub trait Monotonic {
/// queue in RTIC checks this.
fn set_compare(instant: Self::Instant);
- /// Override for the dequeue check, override with timers that have bugs.
- ///
- /// E.g. nRF52 RTCs needs to be dequeued if the time is within 4 ticks.
- fn should_dequeue_check(release_at: Self::Instant) -> bool {
- <Self as Monotonic>::now() >= release_at
+ /// This method used to be required by an errata workaround
+ /// for the nrf52 family, but it has been disabled as the
+ /// workaround was erroneous.
+ #[deprecated(
+ since = "1.2.0",
+ note = "this method is erroneous and has been disabled"
+ )]
+ fn should_dequeue_check(_: Self::Instant) -> bool {
+ panic!("This method should not be used as it is erroneous.")
}
/// Clear the compare interrupt flag.