1 files changed, 12 insertions, 12 deletions
diff --git a/rust/kernel/devres.rs b/rust/kernel/devres.rs
index b7c075a39ba4..20f94030f977 100644
--- a/rust/kernel/devres.rs
+++ b/rust/kernel/devres.rs
@@ -70,17 +70,19 @@ struct Inner<T> {
 ///     devres::Devres,
 ///     io::{
 ///         Io,
-///         IoKnownSize,
+///         IoBase,
 ///         Mmio,
 ///         MmioRaw,
-///         PhysAddr, //
+///         MmioBackend,
+///         PhysAddr,
+///         Region, //
 ///     },
 ///     prelude::*,
 /// };
 /// use core::ops::Deref;
 ///
 /// // See also [`pci::Bar`] for a real example.
-/// struct IoMem<const SIZE: usize>(MmioRaw<SIZE>);
+/// struct IoMem<const SIZE: usize>(MmioRaw<Region<SIZE>>);
 ///
 /// impl<const SIZE: usize> IoMem<SIZE> {
 ///     /// # Safety
@@ -95,7 +97,7 @@ struct Inner<T> {
 ///             return Err(ENOMEM);
 ///         }
 ///
-///         Ok(IoMem(MmioRaw::new(addr as usize, SIZE)?))
+///         Ok(IoMem(MmioRaw::new_region(addr as usize, SIZE)?))
 ///     }
 /// }
 ///
@@ -106,12 +108,13 @@ struct Inner<T> {
 ///     }
 /// }
 ///
-/// impl<const SIZE: usize> Deref for IoMem<SIZE> {
-///    type Target = Mmio<SIZE>;
+/// impl<'a, const SIZE: usize> IoBase<'a> for &'a IoMem<SIZE> {
+///    type Backend = MmioBackend;
+///    type Target = Region<SIZE>;
 ///
-///    fn deref(&self) -> &Self::Target {
+///    fn as_view(self) -> Mmio<'a, Region<SIZE>> {
 ///         // SAFETY: The memory range stored in `self` has been properly mapped in `Self::new`.
-///         unsafe { Mmio::from_raw(&self.0) }
+///         unsafe { Mmio::from_raw(self.0) }
 ///    }
 /// }
 /// # fn no_run(dev: &Device<Bound>) -> Result<(), Error> {
@@ -299,10 +302,7 @@ impl<T: Send + 'static> Devres<T> {
     /// use kernel::{
     ///     device::Core,
     ///     devres::Devres,
-    ///     io::{
-    ///         Io,
-    ///         IoKnownSize, //
-    ///     },
+    ///     io::Io,
     ///     pci, //
     /// };
     ///