From: "Alexandre Courbot" <acourbot@nvidia.com>
To: "John Hubbard" <jhubbard@nvidia.com>
Cc: "Danilo Krummrich" <dakr@kernel.org>,
"Timur Tabi" <ttabi@nvidia.com>,
"Alistair Popple" <apopple@nvidia.com>,
"Eliot Courtney" <ecourtney@nvidia.com>,
"Zhi Wang" <zhiw@nvidia.com>, "David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"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>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Tamir Duberstein" <tamird@kernel.org>,
"Onur Özkan" <work@onurozkan.dev>,
linux-pci@vger.kernel.org, rust-for-linux@vger.kernel.org,
nova-gpu@lists.linux.dev, dri-devel@lists.freedesktop.org,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 1/1] rust: pci: add domain_nr() accessor
Date: Thu, 12 Nov 2026 10:28:47 +0900 [thread overview]
Message-ID: <DMSUCI9KUSGF.2L3H9TW3JAY5O@nvidia.com> (raw)
In-Reply-To: <20261111200549.160806-2-jhubbard@nvidia.com>
On Thu Nov 12, 2026 at 5:05 AM JST, John Hubbard wrote:
> The nova-core driver has to send the GPU's PCI location to the GPU's
> firmware as one word that holds the domain, the bus and the device
> number.
>
> The PCI abstraction has dev_id(), which packs the bus, the device and
> the function into one value. It has no accessor that reports the domain.
>
> Add an accessor for the domain number.
>
> Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
next prev parent reply other threads:[~2026-11-12 1:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-11 20:05 [PATCH v2 0/1] rust: pci: add a prerequisite for the r000 GSP firmware John Hubbard
2026-11-11 20:05 ` [PATCH v2 1/1] rust: pci: add domain_nr() accessor John Hubbard
2026-11-11 20:17 ` sashiko-bot
2026-11-12 1:28 ` Alexandre Courbot [this message]
2026-11-12 9:47 ` Gary Guo
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