linux-kernel - Re: [PATCH v3 1/7] rust: property: Move property

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Message-ID: <776c8c73-4719-4675-b747-53faec1ac5d5@de.bosch.com>
Date: Wed, 30 Apr 2025 08:14:52 +0200
From: Dirk Behme <dirk.behme@...bosch.com>
To: Remo Senekowitsch <remo@...nzli.dev>, Rob Herring <robh@...nel.org>,
	Saravana Kannan <saravanak@...gle.com>, Miguel Ojeda <ojeda@...nel.org>,
	"Alex Gaynor" <alex.gaynor@...il.com>, Boqun Feng <boqun.feng@...il.com>,
	Gary Guo <gary@...yguo.net>, Björn Roy Baron
	<bjorn3_gh@...tonmail.com>, Benno Lossin <benno.lossin@...ton.me>, "Andreas
 Hindborg" <a.hindborg@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>, "Trevor
 Gross" <tmgross@...ch.edu>, Danilo Krummrich <dakr@...nel.org>, "Greg
 Kroah-Hartman" <gregkh@...uxfoundation.org>, "Rafael J. Wysocki"
	<rafael@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<rust-for-linux@...r.kernel.org>
Subject: Re: [PATCH v3 1/7] rust: property: Move property_present to separate
 file

On 25/04/2025 17:01, Remo Senekowitsch wrote:
> Not all property-related APIs can be exposed directly on a device.
> For example, iterating over child nodes of a device will yield
> fwnode_handle. Thus, in order to access properties on these child nodes,
> the property access methods must be implemented on the abstraction over
> fwnode_handle.
> 
> While it's possible to expose similar methods on `Device` directly for
> convenience, those methods would have to get the `FwNode` first, which
> is a fallible operation, making the API inconsistent. For this reason,
> such duplicated methods are omitted. Users who need to read properties
> of a device will have to explictily get the `FwNode` first (handle the
Typo: explictily -> explicitly

Dirk