Re: [PATCH v1 RESEND 0/4] drm/tyr: implement GPU reset API

[Alice Ryhl <aliceryhl@google.com>]

On Fri, Mar 13, 2026 at 12:16:40PM +0300, Onur Özkan wrote:
> This series adds GPU reset handling support for Tyr in a new module
> drivers/gpu/drm/tyr/driver.rs which encapsulates the low-level reset
> controller internals and exposes a ResetHandle API to the driver.
> 
> The reset module owns reset state, queueing and execution ordering
> through OrderedQueue and handles duplicate/concurrent reset requests
> with a pending flag.
> 
> Apart from the reset module, the first 3 patches:
> 
> - Fixes a potential reset-complete stale state bug by clearing completed
>   state before doing soft reset.
> - Adds Work::disable_sync() (wrapper of bindings::disable_work_sync).
> - Adds OrderedQueue support.
> 
> Runtime tested on hardware by Deborah Brouwer (see [1]) and myself.
> 
> [1]: https://gitlab.freedesktop.org/panfrost/linux/-/merge_requests/63#note_3364131
> 
> Link: https://gitlab.freedesktop.org/panfrost/linux/-/issues/28
> ---
> 
> Onur Özkan (4):
>   drm/tyr: clear reset IRQ before soft reset
>   rust: add Work::disable_sync
>   rust: add ordered workqueue wrapper

I actually added ordered workqueue support here:
https://lore.kernel.org/all/20260312-create-workqueue-v4-0-ea39c351c38f@google.com/

Alice