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From: John Hubbard <jhubbard@nvidia.com>
To: Danilo Krummrich <dakr@kernel.org>
Cc: "Joel Fernandes" <joel@joelfernandes.org>,
	"Alexandre Courbot" <acourbot@nvidia.com>,
	"Timur Tabi" <ttabi@nvidia.com>,
	"Alistair Popple" <apopple@nvidia.com>,
	"Eliot Courtney" <ecourtney@nvidia.com>,
	"Shashank Sharma" <shashanks@nvidia.com>,
	"Zhi Wang" <zhiw@nvidia.com>, "David Airlie" <airlied@gmail.com>,
	"Simona Vetter" <simona@ffwll.ch>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Alex Gaynor" <alex.gaynor@gmail.com>,
	"Boqun Feng" <boqun.feng@gmail.com>,
	"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>,
	nova-gpu@lists.linux.dev, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 03/17] rust: pci: expose the allocated interrupt type
Date: Mon, 10 Aug 2026 20:09:18 -0700	[thread overview]
Message-ID: <6d08c833-adea-4b34-a9eb-457cc4fc0ba3@nvidia.com> (raw)
In-Reply-To: <DKLMSULDBL2C.1JSX46NQDH1JU@kernel.org>

On 8/10/26 3:53 PM, Danilo Krummrich wrote:
> On Sun Aug 9, 2026 at 11:42 PM CEST, John Hubbard wrote:
>> Yes, please. Then my patches 2 and 3 collapse into a single patch that
>> adds count(), irq_type() and an index-to-IrqVector accessor. Or, they go
>> away entirely if you end up putting those on the type yourself.
> 
> I sent out a patch series [1] for this, applied your nova-core patches on top of
> it and resolved the conflicts with the diff below (also pushed a branch in [2]).
> 
> Note that I optimized for a clean diff and not for optimal code. I think there
> are more improvements we can make; I will comment on the corresponding patches
> of this series.

I've folded your series and the fixups into a v2 work-in-progress branch, here:

    https://github.com/johnhubbard/linux/tree/nova-core-gin-interrupt-tree-v2

Let me know if it would be better for me to post that now, given that the
earlier parts are all different now.



thanks,
-- 
John Hubbard


  parent reply	other threads:[~2026-08-11  3:09 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-08  3:11 [PATCH 00/17] nova-core: GPU interrupt support and GSP event delivery John Hubbard
2026-08-08  3:11 ` [PATCH 01/17] rust: sync: completion: add wait_for_completion_timeout() John Hubbard
2026-08-09  2:40   ` Alexandre Courbot
2026-08-09 21:43     ` John Hubbard
2026-08-08  3:11 ` [PATCH 02/17] rust: pci: expose the whole interrupt vector allocation John Hubbard
2026-08-09 13:27   ` Danilo Krummrich
2026-08-08  3:11 ` [PATCH 03/17] rust: pci: expose the allocated interrupt type John Hubbard
2026-08-09 13:24   ` Danilo Krummrich
2026-08-09 21:42     ` John Hubbard
2026-08-10 22:53       ` Danilo Krummrich
2026-08-10 22:55         ` John Hubbard
2026-08-11  3:09         ` John Hubbard [this message]
2026-08-08  3:11 ` [PATCH 04/17] gpu: nova-core: allocate PCI MSI vector during probe John Hubbard
2026-08-08  3:11 ` [PATCH 05/17] gpu: nova-core: add the GIN CPU interrupt tree and MSI EOI registers John Hubbard
2026-08-08  3:11 ` [PATCH 06/17] gpu: nova-core: add the GIN interrupt tree API John Hubbard
2026-08-08  3:11 ` [PATCH 07/17] gpu: nova-core: add the per-architecture GIN CPU interrupt HAL John Hubbard
2026-08-08  3:11 ` [PATCH 08/17] gpu: nova-core: allocate interrupt vectors for the serviced subtrees John Hubbard
2026-08-08  3:11 ` [PATCH 09/17] gpu: nova-core: add an interrupt delivery self-test John Hubbard
2026-08-08  3:11 ` [PATCH 10/17] gpu: nova-core: dispatch GSP events instead of discarding them John Hubbard
2026-08-08  3:11 ` [PATCH 11/17] gpu: nova-core: match GSP RPC replies by sequence, not just function John Hubbard
2026-08-08  3:11 ` [PATCH 12/17] gpu: nova-core: recover the GSP receive path from corrupt framing John Hubbard
2026-08-08  3:11 ` [PATCH 13/17] gpu: nova-core: bound a GSP wait by a single deadline John Hubbard
2026-08-08  3:11 ` [PATCH 14/17] gpu: nova-core: drive GSP events with the SWGEN0 interrupt John Hubbard
2026-08-08  3:11 ` [PATCH 15/17] gpu: nova-core: retrigger the GSP falcon and clear every latched cause John Hubbard
2026-08-08  3:11 ` [PATCH 16/17] gpu: nova-core: add KUnit tests for the interrupt tree and HALs John Hubbard
2026-08-08  3:11 ` [PATCH 17/17] gpu: nova-core: document the GIN interrupt controller and GSP events John Hubbard

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