From: "Gary Guo" <gary@garyguo.net>
To: "Alexandre Courbot" <acourbot@nvidia.com>,
"Danilo Krummrich" <dakr@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Trevor Gross" <tmgross@umich.edu>
Cc: "Yury Norov" <yury.norov@gmail.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"Alistair Popple" <apopple@nvidia.com>,
"Joel Fernandes" <joelagnelf@nvidia.com>,
"Timur Tabi" <ttabi@nvidia.com>, "Edwin Peer" <epeer@nvidia.com>,
"Eliot Courtney" <ecourtney@nvidia.com>,
"Dirk Behme" <dirk.behme@de.bosch.com>,
"Steven Price" <steven.price@arm.com>,
<rust-for-linux@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 4/5] rust: io: add `register!` macro
Date: Wed, 21 Jan 2026 14:15:37 +0000 [thread overview]
Message-ID: <DFUBWX3HTXBL.34H3IZ0OGX4IA@garyguo.net> (raw)
In-Reply-To: <20260121-register-v2-4-79d9b8d5e36a@nvidia.com>
On Wed Jan 21, 2026 at 7:23 AM GMT, Alexandre Courbot wrote:
> Add a macro for defining hardware register types with I/O accessors.
>
> Each register field is represented as a `Bounded` of the appropriate bit
> width, ensuring field values are never silently truncated.
>
> Fields can optionally be converted to/from custom types, either fallibly
> or infallibly.
>
> The address of registers can be direct, relative, or indexed, supporting
> most of the patterns in which registers are arranged.
>
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
It looks like this is still based on the current Io impl. I think with Zhi's new
Io trait this will look quite different.
Best,
Gary
> ---
> rust/kernel/io.rs | 1 +
> rust/kernel/io/register.rs | 1198 ++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 1199 insertions(+)
next prev parent reply other threads:[~2026-01-21 14:15 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-21 7:23 [PATCH v2 0/5] rust: add `register!` macro Alexandre Courbot
2026-01-21 7:23 ` [PATCH v2 1/5] rust: enable the `generic_arg_infer` feature Alexandre Courbot
2026-01-21 11:48 ` Gary Guo
2026-01-21 7:23 ` [PATCH v2 2/5] rust: num: add `shr` and `shl` methods to `Bounded` Alexandre Courbot
2026-01-21 14:12 ` Gary Guo
2026-01-26 3:23 ` Alexandre Courbot
2026-01-26 3:28 ` Miguel Ojeda
2026-01-21 17:49 ` kernel test robot
2026-01-21 7:23 ` [PATCH v2 3/5] rust: num: add `as_bool` method to `Bounded<_, 1>` Alexandre Courbot
2026-01-21 14:13 ` Gary Guo
2026-01-21 7:23 ` [PATCH v2 4/5] rust: io: add `register!` macro Alexandre Courbot
2026-01-21 13:13 ` Alexandre Courbot
2026-01-21 14:15 ` Gary Guo [this message]
2026-01-26 3:23 ` Alexandre Courbot
2026-01-21 14:50 ` Gary Guo
2026-01-21 16:15 ` Miguel Ojeda
2026-01-26 4:31 ` John Hubbard
2026-01-26 4:33 ` John Hubbard
2026-01-26 3:24 ` Alexandre Courbot
2026-01-26 6:57 ` Alexandre Courbot
2026-01-26 7:45 ` Alexandre Courbot
2026-01-26 11:46 ` Alexandre Courbot
2026-01-21 21:39 ` kernel test robot
2026-01-21 7:23 ` [PATCH FOR REFERENCE v2 5/5] gpu: nova-core: use the kernel " Alexandre Courbot
2026-01-21 9:16 ` [PATCH v2 0/5] rust: add " Dirk Behme
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