linux-kernel - Re: [PATCH v4 4/6] rust: Move register and bitfield macros out of Nova

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Message-Id: <DD52MTJVGLQF.XPLX3QEWCMYD@nvidia.com>
Date: Mon, 29 Sep 2025 15:30:40 +0900
From: "Alexandre Courbot" <acourbot@...dia.com>
To: "Joel Fernandes" <joelagnelf@...dia.com>,
 <linux-kernel@...r.kernel.org>, <rust-for-linux@...r.kernel.org>,
 <dri-devel@...ts.freedesktop.org>, <dakr@...nel.org>, <acourbot@...dia.com>
Cc: "Alistair Popple" <apopple@...dia.com>, "Miguel Ojeda"
 <ojeda@...nel.org>, "Alex Gaynor" <alex.gaynor@...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>, "David Airlie" <airlied@...il.com>,
 "Simona Vetter" <simona@...ll.ch>, "Maarten Lankhorst"
 <maarten.lankhorst@...ux.intel.com>, "Maxime Ripard" <mripard@...nel.org>,
 "Thomas Zimmermann" <tzimmermann@...e.de>, "John Hubbard"
 <jhubbard@...dia.com>, "Timur Tabi" <ttabi@...dia.com>,
 <joel@...lfernandes.org>, "Elle Rhumsaa" <elle@...thered-steel.dev>, "Yury
 Norov" <yury.norov@...il.com>, "Daniel Almeida"
 <daniel.almeida@...labora.com>, <nouveau@...ts.freedesktop.org>
Subject: Re: [PATCH v4 4/6] rust: Move register and bitfield macros out of
 Nova

On Sun Sep 21, 2025 at 3:22 AM JST, Joel Fernandes wrote:
> Out of broad need for these macros in Rust, move them out. Several folks
> have shown interest (Nova, Tyr GPU drivers).
>
> bitfield moved into bits modules - defines bitfields in Rust structs similar to C.
> register moved into io module - defines hardware registers and accessors.
>
> Reviewed-by: Elle Rhumsaa <elle@...thered-steel.dev>
> Signed-off-by: Joel Fernandes <joelagnelf@...dia.com>

Very clean move!

Reviewed-by: Alexandre Courbot <acourbot@...dia.com>