From: "Alexandre Courbot" <acourbot@nvidia.com>
To: "Danilo Krummrich" <dakr@kernel.org>
Cc: <aliceryhl@google.com>, <ojeda@kernel.org>, <boqun@kernel.org>,
<gary@garyguo.net>, <bjorn3_gh@protonmail.com>,
<lossin@kernel.org>, <a.hindborg@kernel.org>, <tmgross@umich.edu>,
<abdiel.janulgue@gmail.com>, <daniel.almeida@collabora.com>,
<robin.murphy@arm.com>, <driver-core@lists.linux.dev>,
<nouveau@lists.freedesktop.org>,
<dri-devel@lists.freedesktop.org>,
<rust-for-linux@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 0/8] dma::Coherent & dma::CoherentBox API
Date: Sat, 21 Mar 2026 14:13:58 +0900 [thread overview]
Message-ID: <DH87CCNRR5EC.2SK3IT6N6Q8V5@nvidia.com> (raw)
In-Reply-To: <20260320194626.36263-1-dakr@kernel.org>
On Sat Mar 21, 2026 at 4:45 AM JST, Danilo Krummrich wrote:
> This patch series introduces the dma::Coherent API Gary worked out in the
> context of his I/O projection work.
>
> Additionally, introduce dma::CoherentBox, a type that encapsulates a
> dma::Coherent object before its DMA address is exposed to the device.
> dma::CoherentBox can guarantee exclusive access to the inner dma::Coherent
> object and implement Deref and DerefMut.
>
> Also add Coherent::init() and Coherent::init_with_attrs() so we can directly
> initialize a new dma::Coherent object through an impl Init<T, E>.
The series,
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Based on this I have been able to remove nova-core's `DmaObject` and
consequently its now-useless `dma` module. It's indeed much nicer. I'll
submit the series after some more cleanup and testing.
WARNING: multiple messages have this Message-ID (diff)
From: "Alexandre Courbot" <acourbot@nvidia.com>
To: "Danilo Krummrich" <dakr@kernel.org>
Cc: aliceryhl@google.com, ojeda@kernel.org, boqun@kernel.org,
gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org,
a.hindborg@kernel.org, tmgross@umich.edu,
abdiel.janulgue@gmail.com, daniel.almeida@collabora.com,
robin.murphy@arm.com, driver-core@lists.linux.dev,
nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/8] dma::Coherent & dma::CoherentBox API
Date: Sat, 21 Mar 2026 14:13:58 +0900 [thread overview]
Message-ID: <DH87CCNRR5EC.2SK3IT6N6Q8V5@nvidia.com> (raw)
In-Reply-To: <20260320194626.36263-1-dakr@kernel.org>
On Sat Mar 21, 2026 at 4:45 AM JST, Danilo Krummrich wrote:
> This patch series introduces the dma::Coherent API Gary worked out in the
> context of his I/O projection work.
>
> Additionally, introduce dma::CoherentBox, a type that encapsulates a
> dma::Coherent object before its DMA address is exposed to the device.
> dma::CoherentBox can guarantee exclusive access to the inner dma::Coherent
> object and implement Deref and DerefMut.
>
> Also add Coherent::init() and Coherent::init_with_attrs() so we can directly
> initialize a new dma::Coherent object through an impl Init<T, E>.
The series,
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Based on this I have been able to remove nova-core's `DmaObject` and
consequently its now-useless `dma` module. It's indeed much nicer. I'll
submit the series after some more cleanup and testing.
next prev parent reply other threads:[~2026-03-21 5:14 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-20 19:45 [PATCH v2 0/8] dma::Coherent & dma::CoherentBox API Danilo Krummrich
2026-03-20 19:45 ` [PATCH v2 1/8] rust: dma: use "kernel vertical" style for imports Danilo Krummrich
2026-03-24 14:02 ` Andreas Hindborg
2026-03-20 19:45 ` [PATCH v2 2/8] rust: dma: add generalized container for types other than slices Danilo Krummrich
2026-03-21 23:22 ` Aditya Rajan
2026-03-21 23:22 ` Aditya Rajan
2026-03-22 0:47 ` Gary Guo
2026-03-22 0:47 ` Gary Guo
2026-03-22 6:24 ` Aditya Rajan
2026-03-22 6:24 ` Aditya Rajan
2026-03-24 13:42 ` Andreas Hindborg
2026-03-24 14:06 ` Gary Guo
2026-03-24 14:06 ` Gary Guo
2026-03-24 14:37 ` Andreas Hindborg
2026-03-20 19:45 ` [PATCH v2 3/8] rust: dma: add zeroed constructor to `Coherent` Danilo Krummrich
2026-03-21 6:37 ` Alexandre Courbot
2026-03-21 6:37 ` Alexandre Courbot
2026-03-24 13:46 ` Andreas Hindborg
2026-03-20 19:45 ` [PATCH v2 4/8] rust: dma: introduce dma::CoherentBox for memory initialization Danilo Krummrich
2026-03-20 20:55 ` Gary Guo
2026-03-20 20:55 ` Gary Guo
2026-03-24 13:57 ` Andreas Hindborg
2026-03-20 19:45 ` [PATCH v2 5/8] rust: dma: add Coherent:init() and Coherent::init_with_attrs() Danilo Krummrich
2026-03-20 20:56 ` Gary Guo
2026-03-20 20:56 ` Gary Guo
2026-03-24 14:00 ` Andreas Hindborg
2026-03-24 15:03 ` Danilo Krummrich
2026-03-24 15:03 ` Danilo Krummrich
2026-03-24 15:40 ` Andreas Hindborg
2026-03-20 19:45 ` [PATCH v2 6/8] gpu: nova-core: use Coherent::init to initialize GspFwWprMeta Danilo Krummrich
2026-03-20 21:04 ` Gary Guo
2026-03-20 21:04 ` Gary Guo
2026-03-20 19:45 ` [PATCH v2 7/8] gpu: nova-core: convert Gsp::new() to use CoherentBox Danilo Krummrich
2026-03-20 21:06 ` Gary Guo
2026-03-20 21:06 ` Gary Guo
2026-03-20 19:45 ` [PATCH v2 8/8] gpu: nova-core: convert to new dma::Coherent API Danilo Krummrich
2026-03-21 16:50 ` Gary Guo
2026-03-21 16:50 ` Gary Guo
2026-03-21 18:22 ` Danilo Krummrich
2026-03-21 18:22 ` Danilo Krummrich
2026-03-21 22:36 ` Gary Guo
2026-03-21 22:36 ` Gary Guo
2026-03-21 5:13 ` Alexandre Courbot [this message]
2026-03-21 5:13 ` [PATCH v2 0/8] dma::Coherent & dma::CoherentBox API Alexandre Courbot
2026-03-23 21:56 ` Danilo Krummrich
2026-03-23 21:56 ` Danilo Krummrich
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