diff options
| author | Danilo Krummrich <dakr@kernel.org> | 2025-06-20 16:15:04 +0100 |
|---|---|---|
| committer | Danilo Krummrich <dakr@kernel.org> | 2025-06-25 18:10:12 +0200 |
| commit | 56a789f776f24e6b132ec00d4c27672ed4e2ec57 (patch) | |
| tree | 4d8ffe9a30fa0a5eeda62ed67ec98ff9242281b5 /rust/kernel | |
| parent | c79cbde9b7bc7a650af96269588518950e3c2441 (diff) | |
rust: device: implement FwNode::is_of_node()
Implement FwNode::is_of_node() in order to check whether a FwNode
instance is embedded in a struct device_node.
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Igor Korotin <igor.korotin.linux@gmail.com>
Link: https://lore.kernel.org/r/20250620151504.278766-1-igor.korotin.linux@gmail.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Diffstat (limited to 'rust/kernel')
| -rw-r--r-- | rust/kernel/device/property.rs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/rust/kernel/device/property.rs b/rust/kernel/device/property.rs index 2f6f3ef17db7..49ee12a906db 100644 --- a/rust/kernel/device/property.rs +++ b/rust/kernel/device/property.rs @@ -61,6 +61,13 @@ impl FwNode { self.0.get() } + /// Returns `true` if `&self` is an OF node, `false` otherwise. + pub fn is_of_node(&self) -> bool { + // SAFETY: The type invariant of `Self` guarantees that `self.as_raw() is a pointer to a + // valid `struct fwnode_handle`. + unsafe { bindings::is_of_node(self.as_raw()) } + } + /// Returns an object that implements [`Display`](core::fmt::Display) for /// printing the name of a node. /// |