Replace `interrupts` mod with `critical-section` crate

2 files changed, 4 insertions, 4 deletions

diff --git a/nrf-softdevice-defmt-rtt/Cargo.toml b/nrf-softdevice-defmt-rtt/Cargo.toml
index d4b4be3..611a713 100644
--- a/nrf-softdevice-defmt-rtt/Cargo.toml
+++ b/nrf-softdevice-defmt-rtt/Cargo.toml
@@ -14,3 +14,4 @@ version = "0.1.0"
 defmt = { version = "0.2.0" }
 nrf-softdevice = { path = "../nrf-softdevice", version = "0.1.0" }
 cortex-m = "0.6.4"
+critical-section = { version = "0.1.0" }
diff --git a/nrf-softdevice-defmt-rtt/src/lib.rs b/nrf-softdevice-defmt-rtt/src/lib.rs
index 3889677..0d2cf95 100644
--- a/nrf-softdevice-defmt-rtt/src/lib.rs
+++ b/nrf-softdevice-defmt-rtt/src/lib.rs
@@ -16,7 +16,6 @@ use core::{
     ptr::NonNull,
     sync::atomic::{AtomicBool, AtomicU8, AtomicUsize, Ordering},
 };
-use nrf_softdevice::interrupt;
 
 // TODO make configurable
 // NOTE use a power of 2 for best performance
@@ -36,7 +35,7 @@ static INTERRUPTS_TOKEN: AtomicU8 = AtomicU8::new(0);
 
 unsafe impl defmt::Logger for Logger {
     fn acquire() -> Option<NonNull<dyn defmt::Write>> {
-        let token = unsafe { interrupt::disable_all() };
+        let token = unsafe { critical_section::acquire() };
         if !TAKEN.load(Ordering::Relaxed) {
             // no need for CAS because interrupts are disabled
             TAKEN.store(true, Ordering::Relaxed);
@@ -45,14 +44,14 @@ unsafe impl defmt::Logger for Logger {
 
             Some(NonNull::from(&Logger as &dyn defmt::Write))
         } else {
-            unsafe { interrupt::enable_all(token) };
+            unsafe { critical_section::release(token) };
             None
         }
     }
 
     unsafe fn release(_: NonNull<dyn defmt::Write>) {
         TAKEN.store(false, Ordering::Relaxed);
-        interrupt::enable_all(INTERRUPTS_TOKEN.load(Ordering::Relaxed));
+        critical_section::release(INTERRUPTS_TOKEN.load(Ordering::Relaxed));
     }
 }