linux-kernel - Re: [PATCH 0/2] rust: leds: add led classdev abstractions

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Message-ID: <20251009204632.16cfb175@nimda.home>
Date: Thu, 9 Oct 2025 20:46:32 +0300
From: Onur Özkan <work@...rozkan.dev>
To: Markus Probst <markus.probst@...teo.de>
Cc: Danilo Krummrich <dakr@...nel.org>, Miguel Ojeda <ojeda@...nel.org>,
 Alex Gaynor <alex.gaynor@...il.com>, Lee Jones <lee@...nel.org>, Pavel
 Machek <pavel@...nel.org>, Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
 Vlastimil Babka <vbabka@...e.cz>, "Liam R. Howlett"
 <Liam.Howlett@...cle.com>, Uladzislau Rezki <urezki@...il.com>, Boqun Feng
 <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
 bjorn3_gh@...tonmail.com, Benno Lossin <lossin@...nel.org>, Andreas
 Hindborg <a.hindborg@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>, Trevor
 Gross <tmgross@...ch.edu>, rust-for-linux@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-leds@...r.kernel.org
Subject: Re: [PATCH 0/2] rust: leds: add led classdev abstractions

On Thu, 09 Oct 2025 17:07:55 +0000
Markus Probst <markus.probst@...teo.de> wrote:

> This patch series has previously been contained in
> https://lore.kernel.org/rust-for-linux/20251008181027.662616-1-markus.probst@posteo.de/T/#t
> which added a rust written led driver for a microcontroller via i2c.
> 
> As the reading and writing to the i2c client via the register!
> macro has not been implemented yet [1], the patch series will only
> contain the additional abstractions required.
> 
> [1]
> https://lore.kernel.org/rust-for-linux/DDDS2V0V2NVJ.16ZKXCKUA1HUV@kernel.org/
> 
> The following changes were made:
> * add basic Pin<Vec<T, A>> abstractions, that allow to initialize
> PinInit items with the gurantee that these will never be moved.
> 

"gurantee" -> "guarantee"

> * add basic led classdev abstractions to register and unregister leds
> 
> 
> Markus Probst (2):
>   rust: add basic Pin<Vec<T, A>> abstractions
>   rust: leds: add basic led classdev abstractions
> 
>  rust/kernel/alloc.rs      |   1 +
>  rust/kernel/alloc/kvec.rs |  86 +++++++++++
>  rust/kernel/led.rs        | 296
> ++++++++++++++++++++++++++++++++++++++ rust/kernel/lib.rs        |
> 1 + rust/kernel/prelude.rs    |   2 +-
>  5 files changed, 385 insertions(+), 1 deletion(-)
>  create mode 100644 rust/kernel/led.rs
>