1 files changed, 64 insertions, 78 deletions

diff --git a/embassy-stm32/src/i2c/mod.rs b/embassy-stm32/src/i2c/mod.rs
index 19346d707..d2a50cf7e 100644
--- a/embassy-stm32/src/i2c/mod.rs
+++ b/embassy-stm32/src/i2c/mod.rs
@@ -2,6 +2,7 @@
 
 use core::marker::PhantomData;
 
+use crate::dma::NoDma;
 use crate::interrupt;
 
 #[cfg_attr(i2c_v1, path = "v1.rs")]
@@ -97,107 +98,92 @@ foreach_peripheral!(
     };
 );
 
-mod eh02 {
-    use super::*;
-
-    impl<'d, T: Instance> embedded_hal_02::blocking::i2c::Read for I2c<'d, T> {
-        type Error = Error;
+impl<'d, T: Instance> embedded_hal_02::blocking::i2c::Read for I2c<'d, T> {
+    type Error = Error;
 
-        fn read(&mut self, address: u8, buffer: &mut [u8]) -> Result<(), Self::Error> {
-            self.blocking_read(address, buffer)
-        }
+    fn read(&mut self, address: u8, buffer: &mut [u8]) -> Result<(), Self::Error> {
+        self.blocking_read(address, buffer)
     }
+}
 
-    impl<'d, T: Instance> embedded_hal_02::blocking::i2c::Write for I2c<'d, T> {
-        type Error = Error;
+impl<'d, T: Instance> embedded_hal_02::blocking::i2c::Write for I2c<'d, T> {
+    type Error = Error;
 
-        fn write(&mut self, address: u8, write: &[u8]) -> Result<(), Self::Error> {
-            self.blocking_write(address, write)
-        }
+    fn write(&mut self, address: u8, write: &[u8]) -> Result<(), Self::Error> {
+        self.blocking_write(address, write)
     }
+}
 
-    impl<'d, T: Instance> embedded_hal_02::blocking::i2c::WriteRead for I2c<'d, T> {
-        type Error = Error;
+impl<'d, T: Instance> embedded_hal_02::blocking::i2c::WriteRead for I2c<'d, T> {
+    type Error = Error;
 
-        fn write_read(&mut self, address: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
-            self.blocking_write_read(address, write, read)
-        }
+    fn write_read(&mut self, address: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
+        self.blocking_write_read(address, write, read)
     }
 }
 
-#[cfg(feature = "unstable-traits")]
-mod eh1 {
-    use super::*;
-    use crate::dma::NoDma;
-
-    impl embedded_hal_1::i2c::Error for Error {
-        fn kind(&self) -> embedded_hal_1::i2c::ErrorKind {
-            match *self {
-                Self::Bus => embedded_hal_1::i2c::ErrorKind::Bus,
-                Self::Arbitration => embedded_hal_1::i2c::ErrorKind::ArbitrationLoss,
-                Self::Nack => {
-                    embedded_hal_1::i2c::ErrorKind::NoAcknowledge(embedded_hal_1::i2c::NoAcknowledgeSource::Unknown)
-                }
-                Self::Timeout => embedded_hal_1::i2c::ErrorKind::Other,
-                Self::Crc => embedded_hal_1::i2c::ErrorKind::Other,
-                Self::Overrun => embedded_hal_1::i2c::ErrorKind::Overrun,
-                Self::ZeroLengthTransfer => embedded_hal_1::i2c::ErrorKind::Other,
+impl embedded_hal_1::i2c::Error for Error {
+    fn kind(&self) -> embedded_hal_1::i2c::ErrorKind {
+        match *self {
+            Self::Bus => embedded_hal_1::i2c::ErrorKind::Bus,
+            Self::Arbitration => embedded_hal_1::i2c::ErrorKind::ArbitrationLoss,
+            Self::Nack => {
+                embedded_hal_1::i2c::ErrorKind::NoAcknowledge(embedded_hal_1::i2c::NoAcknowledgeSource::Unknown)
             }
+            Self::Timeout => embedded_hal_1::i2c::ErrorKind::Other,
+            Self::Crc => embedded_hal_1::i2c::ErrorKind::Other,
+            Self::Overrun => embedded_hal_1::i2c::ErrorKind::Overrun,
+            Self::ZeroLengthTransfer => embedded_hal_1::i2c::ErrorKind::Other,
         }
     }
+}
 
-    impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_1::i2c::ErrorType for I2c<'d, T, TXDMA, RXDMA> {
-        type Error = Error;
-    }
+impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_1::i2c::ErrorType for I2c<'d, T, TXDMA, RXDMA> {
+    type Error = Error;
+}
 
-    impl<'d, T: Instance> embedded_hal_1::i2c::I2c for I2c<'d, T, NoDma, NoDma> {
-        fn read(&mut self, address: u8, read: &mut [u8]) -> Result<(), Self::Error> {
-            self.blocking_read(address, read)
-        }
+impl<'d, T: Instance> embedded_hal_1::i2c::I2c for I2c<'d, T, NoDma, NoDma> {
+    fn read(&mut self, address: u8, read: &mut [u8]) -> Result<(), Self::Error> {
+        self.blocking_read(address, read)
+    }
 
-        fn write(&mut self, address: u8, write: &[u8]) -> Result<(), Self::Error> {
-            self.blocking_write(address, write)
-        }
+    fn write(&mut self, address: u8, write: &[u8]) -> Result<(), Self::Error> {
+        self.blocking_write(address, write)
+    }
 
-        fn write_read(&mut self, address: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
-            self.blocking_write_read(address, write, read)
-        }
+    fn write_read(&mut self, address: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
+        self.blocking_write_read(address, write, read)
+    }
 
-        fn transaction(
-            &mut self,
-            _address: u8,
-            _operations: &mut [embedded_hal_1::i2c::Operation<'_>],
-        ) -> Result<(), Self::Error> {
-            todo!();
-        }
+    fn transaction(
+        &mut self,
+        _address: u8,
+        _operations: &mut [embedded_hal_1::i2c::Operation<'_>],
+    ) -> Result<(), Self::Error> {
+        todo!();
     }
 }
 
-#[cfg(all(feature = "unstable-traits", feature = "nightly"))]
-mod eha {
-    use super::*;
-
-    impl<'d, T: Instance, TXDMA: TxDma<T>, RXDMA: RxDma<T>> embedded_hal_async::i2c::I2c for I2c<'d, T, TXDMA, RXDMA> {
-        async fn read(&mut self, address: u8, read: &mut [u8]) -> Result<(), Self::Error> {
-            self.read(address, read).await
-        }
+impl<'d, T: Instance, TXDMA: TxDma<T>, RXDMA: RxDma<T>> embedded_hal_async::i2c::I2c for I2c<'d, T, TXDMA, RXDMA> {
+    async fn read(&mut self, address: u8, read: &mut [u8]) -> Result<(), Self::Error> {
+        self.read(address, read).await
+    }
 
-        async fn write(&mut self, address: u8, write: &[u8]) -> Result<(), Self::Error> {
-            self.write(address, write).await
-        }
+    async fn write(&mut self, address: u8, write: &[u8]) -> Result<(), Self::Error> {
+        self.write(address, write).await
+    }
 
-        async fn write_read(&mut self, address: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
-            self.write_read(address, write, read).await
-        }
+    async fn write_read(&mut self, address: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
+        self.write_read(address, write, read).await
+    }
 
-        async fn transaction(
-            &mut self,
-            address: u8,
-            operations: &mut [embedded_hal_1::i2c::Operation<'_>],
-        ) -> Result<(), Self::Error> {
-            let _ = address;
-            let _ = operations;
-            todo!()
-        }
+    async fn transaction(
+        &mut self,
+        address: u8,
+        operations: &mut [embedded_hal_1::i2c::Operation<'_>],
+    ) -> Result<(), Self::Error> {
+        let _ = address;
+        let _ = operations;
+        todo!()
     }
 }