diff options
Diffstat (limited to 'rust/kernel')
| -rw-r--r-- | rust/kernel/device.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/rust/kernel/device.rs b/rust/kernel/device.rs index 379058eca2ed..6d5396a43ebe 100644 --- a/rust/kernel/device.rs +++ b/rust/kernel/device.rs @@ -489,6 +489,17 @@ impl<Ctx: DeviceContext> Device<Ctx> { // defined as a `#[repr(transparent)]` wrapper around `fwnode_handle`. Some(unsafe { &*fwnode_handle.cast() }) } + + /// Returns the name of the device. + /// + /// This is the kobject name of the device, or its initial name if the kobject is not yet + /// available. + #[inline] + pub fn name(&self) -> &CStr { + // SAFETY: By its type invariant `self.as_raw()` is a valid pointer to a `struct device`. + // The returned string is valid for the lifetime of the device. + unsafe { CStr::from_char_ptr(bindings::dev_name(self.as_raw())) } + } } // SAFETY: `Device` is a transparent wrapper of a type that doesn't depend on `Device`'s generic |