Add asynch mod to shared_bus

embassy-embedded-hal/src/lib.rs

@@ -2,7 +2,9 @@
 #![feature(generic_associated_types)]
 #![feature(type_alias_impl_trait)]
 
+#[cfg(feature = "nightly")]
 pub mod adapter;
+
 pub mod shared_bus;
 
 pub trait SetConfig {

embassy-embedded-hal/src/shared_bus/asynch/i2c.rs

@@ -27,14 +27,19 @@ use core::future::Future;
 
 use embassy::blocking_mutex::raw::RawMutex;
 use embassy::mutex::Mutex;
-#[cfg(feature = "nightly")]
 use embedded_hal_async::i2c;
 
+use crate::shared_bus::I2cBusDeviceError;
 use crate::SetConfig;
 
-#[derive(Copy, Clone, Eq, PartialEq, Debug)]
-pub enum I2cBusDeviceError<BUS> {
-    I2c(BUS),
+pub struct I2cBusDevice<'a, M: RawMutex, BUS> {
+    bus: &'a Mutex<M, BUS>,
+}
+
+impl<'a, M: RawMutex, BUS> I2cBusDevice<'a, M, BUS> {
+    pub fn new(bus: &'a Mutex<M, BUS>) -> Self {
+        Self { bus }
+    }
 }
 
 impl<BUS> i2c::Error for I2cBusDeviceError<BUS>
@@ -48,16 +53,6 @@ where
     }
 }
 
-pub struct I2cBusDevice<'a, M: RawMutex, BUS> {
-    bus: &'a Mutex<M, BUS>,
-}
-
-impl<'a, M: RawMutex, BUS> I2cBusDevice<'a, M, BUS> {
-    pub fn new(bus: &'a Mutex<M, BUS>) -> Self {
-        Self { bus }
-    }
-}
-
 impl<'a, M: RawMutex, BUS> i2c::ErrorType for I2cBusDevice<'a, M, BUS>
 where
     BUS: i2c::ErrorType,
@@ -65,7 +60,6 @@ where
     type Error = I2cBusDeviceError<BUS::Error>;
 }
 
-#[cfg(feature = "nightly")]
 impl<M, BUS> i2c::I2c for I2cBusDevice<'_, M, BUS>
 where
     M: RawMutex + 'static,
@@ -141,7 +135,6 @@ where
     type Error = I2cBusDeviceError<BUS::Error>;
 }
 
-#[cfg(feature = "nightly")]
 impl<M, BUS> i2c::I2c for I2cBusDeviceWithConfig<'_, M, BUS>
 where
     M: RawMutex + 'static,

embassy-embedded-hal/src/shared_bus/asynch/mod.rs

@@ -0,0 +1,3 @@
+//! Asynchronous shared bus implementations for embedded-hal-async
+pub mod i2c;
+pub mod spi;

embassy-embedded-hal/src/shared_bus/asynch/spi.rs

@@ -32,30 +32,11 @@ use embassy::blocking_mutex::raw::RawMutex;
 use embassy::mutex::Mutex;
 use embedded_hal_1::digital::blocking::OutputPin;
 use embedded_hal_1::spi::ErrorType;
-#[cfg(feature = "nightly")]
 use embedded_hal_async::spi;
 
+use crate::shared_bus::SpiBusDeviceError;
 use crate::SetConfig;
 
-#[derive(Copy, Clone, Eq, PartialEq, Debug)]
-pub enum SpiBusDeviceError<BUS, CS> {
-    Spi(BUS),
-    Cs(CS),
-}
-
-impl<BUS, CS> spi::Error for SpiBusDeviceError<BUS, CS>
-where
-    BUS: spi::Error + Debug,
-    CS: Debug,
-{
-    fn kind(&self) -> spi::ErrorKind {
-        match self {
-            Self::Spi(e) => e.kind(),
-            Self::Cs(_) => spi::ErrorKind::Other,
-        }
-    }
-}
-
 pub struct SpiBusDevice<'a, M: RawMutex, BUS, CS> {
     bus: &'a Mutex<M, BUS>,
     cs: CS,
@@ -75,7 +56,19 @@ where
     type Error = SpiBusDeviceError<BUS::Error, CS::Error>;
 }
 
-#[cfg(feature = "nightly")]
+impl<BUS, CS> spi::Error for SpiBusDeviceError<BUS, CS>
+where
+    BUS: spi::Error + Debug,
+    CS: Debug,
+{
+    fn kind(&self) -> spi::ErrorKind {
+        match self {
+            Self::Spi(e) => e.kind(),
+            Self::Cs(_) => spi::ErrorKind::Other,
+        }
+    }
+}
+
 impl<M, BUS, CS> spi::SpiDevice for SpiBusDevice<'_, M, BUS, CS>
 where
     M: RawMutex + 'static,
@@ -135,7 +128,6 @@ where
     type Error = SpiBusDeviceError<BUS::Error, CS::Error>;
 }
 
-#[cfg(feature = "nightly")]
 impl<M, BUS, CS> spi::SpiDevice for SpiBusDeviceWithConfig<'_, M, BUS, CS>
 where
     M: RawMutex + 'static,

embassy-embedded-hal/src/shared_bus/blocking/i2c.rs

@@ -23,7 +23,7 @@ use embassy::blocking_mutex::Mutex;
 use embedded_hal_1::i2c::blocking::{I2c, Operation};
 use embedded_hal_1::i2c::ErrorType;
 
-use crate::shared_bus::i2c::I2cBusDeviceError;
+use crate::shared_bus::I2cBusDeviceError;
 use crate::SetConfig;
 
 pub struct I2cBusDevice<'a, M: RawMutex, BUS> {

embassy-embedded-hal/src/shared_bus/blocking/spi.rs

@@ -26,7 +26,7 @@ use embedded_hal_1::digital::blocking::OutputPin;
 use embedded_hal_1::spi;
 use embedded_hal_1::spi::blocking::{SpiBusFlush, SpiDevice};
 
-use crate::shared_bus::spi::SpiBusDeviceError;
+use crate::shared_bus::SpiBusDeviceError;
 use crate::SetConfig;
 
 pub struct SpiBusDevice<'a, M: RawMutex, BUS, CS> {

embassy-embedded-hal/src/shared_bus/mod.rs

@@ -1,6 +1,16 @@
 //! Shared bus implementations
+#[cfg(feature = "nightly")]
+pub mod asynch;
+
 pub mod blocking;
-/// Shared i2c bus implementation for embedded-hal-async
-pub mod i2c;
-/// Shared SPI bus implementation for embedded-hal-async
-pub mod spi;
+
+#[derive(Copy, Clone, Eq, PartialEq, Debug)]
+pub enum I2cBusDeviceError<BUS> {
+    I2c(BUS),
+}
+
+#[derive(Copy, Clone, Eq, PartialEq, Debug)]
+pub enum SpiBusDeviceError<BUS, CS> {
+    Spi(BUS),
+    Cs(CS),
+}