linux-kernel - Re: [PATCH v6 0/8] Rust bindings for gem shmem + iosys

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Message-ID: <20251206161214.GD1097212@robin.jannau.net>
Date: Sat, 6 Dec 2025 17:12:14 +0100
From: Janne Grunau <j@...nau.net>
To: Lyude Paul <lyude@...hat.com>
Cc: dri-devel@...ts.freedesktop.org, rust-for-linux@...r.kernel.org,
	Alice Ryhl <aliceryhl@...gle.com>,
	Daniel Almeida <daniel.almeida@...labora.com>,
	Danilo Krummrich <dakr@...nel.org>, linux-kernel@...r.kernel.org,
	Miguel Ojeda <ojeda@...nel.org>,
	Alex Gaynor <alex.gaynor@...il.com>,
	Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
	Björn Roy Baron <bjorn3_gh@...tonmail.com>,
	Benno Lossin <lossin@...nel.org>,
	Andreas Hindborg <a.hindborg@...nel.org>,
	Trevor Gross <tmgross@...ch.edu>
Subject: Re: [PATCH v6 0/8] Rust bindings for gem shmem + iosys_map

On Tue, Dec 02, 2025 at 05:03:26PM -0500, Lyude Paul wrote:
> This is the next version of the shmem backed GEM objects series
> originally from Asahi, previously posted by Daniel Almeida.
> 
> One of the major changes in this patch series is a much better interface
> around vmaps, which we achieve by introducing a new set of rust bindings
> for iosys_map.
> 
> The previous version of the patch series can be found here:
> 
> https://patchwork.freedesktop.org/series/156093/
> 
> Changelogs are per-patch
> 
> Asahi Lina (2):
>   rust: helpers: Add bindings/wrappers for dma_resv_lock
>   rust: drm: gem: shmem: Add DRM shmem helper abstraction
> 
> Lyude Paul (6):
>   rust/drm: Add gem::impl_aref_for_gem_obj!
>   rust: drm: gem: Add raw_dma_resv() function
>   rust: gem: Introduce DriverObject::Args
>   rust: drm: gem: Introduce shmem::SGTable
>   rust: Introduce iosys_map bindings
>   rust: drm/gem: Add vmap functions to shmem bindings

whole series is tested with the asahi (Apple silicon GPU driver) on top
of v6.18 plus further modifications.

Tested-by: Janne Grunau <j@...nau.net>

Patches I did not reply to directly are

Reviewed-by: Janne Grunau <j@...anu.net>

Janne