From: "Danilo Krummrich" <dakr@kernel.org>
To: "Gary Guo" <gary@garyguo.net>
Cc: "Daniel Almeida" <daniel.almeida@collabora.com>,
"Link Mauve" <linkmauve@linkmauve.fr>,
rust-for-linux@vger.kernel.org,
"Madhavan Srinivasan" <maddy@linux.ibm.com>,
"Michael Ellerman" <mpe@ellerman.id.au>,
"Nicholas Piggin" <npiggin@gmail.com>,
"Christophe Leroy (CS GROUP)" <chleroy@kernel.org>,
"Srinivas Kandagatla" <srini@kernel.org>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun@kernel.org>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Ard Biesheuvel" <ardb@kernel.org>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
"Eric Biggers" <ebiggers@google.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Lyude Paul" <lyude@redhat.com>,
"Asahi Lina" <lina+kernel@asahilina.net>,
"Viresh Kumar" <viresh.kumar@linaro.org>,
"Lorenzo Stoakes" <lorenzo.stoakes@oracle.com>,
"Tamir Duberstein" <tamird@kernel.org>,
"FUJITA Tomonori" <fujita.tomonori@gmail.com>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
officialTechflashYT@gmail.com, "Ash Logan" <ash@heyquark.com>,
"Roberto Van Eeden" <rw-r-r-0644@protonmail.com>,
"Jonathan Neuschäfer" <j.neuschaefer@gmx.net>
Subject: Re: [PATCH v2 1/4] rust: io: Add big-endian read and write functions
Date: Thu, 05 Feb 2026 23:46:15 +0100 [thread overview]
Message-ID: <DG7E62FRLFG8.2WLEEY8VX9PRO@kernel.org> (raw)
In-Reply-To: <DG7DUN9M4YIU.KNRN6FM1K687@garyguo.net>
On Thu Feb 5, 2026 at 11:31 PM CET, Gary Guo wrote:
> I proposed the wrapper type because majority of devices won't need BE support,
> so adding complexity to Mmio itself is not ideal. It is also generic, so it can
> work with any IO backends, so for example, you can have `BigEndian<Pio>` and
> `BigEndian<Mmio>` and you don't need to duplicate your endianness support for
> both backends.
That implies that we swap bytes manually? That would be a waste if the CPU and
device are big-endian.
next prev parent reply other threads:[~2026-02-05 22:46 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-04 4:04 [PATCH v2 0/4] Add Rust abstractions for nvmem-provider Link Mauve
2026-02-04 4:04 ` [PATCH v2 1/4] rust: io: Add big-endian read and write functions Link Mauve
2026-02-04 15:18 ` Danilo Krummrich
2026-02-04 15:20 ` Danilo Krummrich
2026-02-05 14:28 ` Daniel Almeida
2026-02-05 14:56 ` Danilo Krummrich
2026-02-05 15:16 ` Gary Guo
2026-02-05 17:28 ` Daniel Almeida
2026-02-05 19:05 ` Danilo Krummrich
2026-02-05 21:20 ` Link Mauve
2026-02-05 22:11 ` Danilo Krummrich
2026-02-05 22:31 ` Gary Guo
2026-02-05 22:43 ` Danilo Krummrich
2026-02-08 17:17 ` Daniel Almeida
2026-02-08 17:52 ` Danilo Krummrich
2026-02-05 22:46 ` Danilo Krummrich [this message]
2026-02-04 4:04 ` [PATCH v2 2/4] rust: nvmem: Add an abstraction for nvmem providers Link Mauve
2026-02-04 15:22 ` Danilo Krummrich
2026-02-05 12:48 ` Link Mauve
2026-02-05 12:57 ` Danilo Krummrich
2026-02-04 4:05 ` [PATCH v2 3/4] nvmem: Replace the Wii and Wii U OTP driver with a Rust one Link Mauve
2026-03-04 18:46 ` Link Mauve
2026-02-04 4:05 ` [PATCH v2 4/4] powerpc: wii_defconfig: Enable Rust Link Mauve
-- strict thread matches above, loose matches on Subject: below --
2026-02-06 11:54 [PATCH v2 1/4] rust: io: Add big-endian read and write functions kernel test robot
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