public inbox for rust-for-linux@vger.kernel.org
 help / color / mirror / Atom feed
From: John Hubbard <jhubbard@nvidia.com>
To: Alexandre Courbot <acourbot@nvidia.com>
Cc: "Danilo Krummrich" <dakr@kernel.org>,
	"Joel Fernandes" <joelagnelf@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>,
	rust-for-linux@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v9 00/31] gpu: nova-core: firmware: Hopper/Blackwell support
Date: Tue, 7 Apr 2026 20:01:22 -0700	[thread overview]
Message-ID: <b916be6c-83f2-4e45-a80c-3d08f3684132@nvidia.com> (raw)
In-Reply-To: <DHNEBF89VSO4.258WCJ0M744MD@nvidia.com>

On 4/7/26 6:51 PM, Alexandre Courbot wrote:
> On Thu Mar 26, 2026 at 10:38 AM JST, John Hubbard wrote:
...
> A few remarks on the ordering:
> 
> - Patches 2 and 3 should come first, so the code is reorganized before
>   we add the new architecture (and to reduce the overall diff). This
>   also allows us to apply these patches earlier, as they are valuable
>   regardless of Blackwell support.
> - Patch 26 looks like it is independent from the rest of the series - it
>   could have been merged earlier if it was placed at the beginning of
>   the series.
> - Same for patch 17, although the commit log mentions Blackwell (but not
>   the code).
> - The progression of the series is such that it adds new features that
>   remain unused until the final patch which exercices the FSP boot path.
>   We could avoid that by introducing `boot_via_fsp` early in the series
>   (making it just return `ENOPSUPP`), and completing it as the FSP
>   features become available. This removes a lot of `dead_code`s, and
>   also provides a logical order for the patches since it can follow the
>   flow of `boot_via_fsp`.
>

OK.

 
> I still want to dive in depth into the messaging parts, but I think I'll
> keep that for next respin to avoid giving too much feedback on a single
> revision. :) At least we can say that the overall structure seems to be
> converging.

Yes, and I'll also apply SizeConstants to the series, now that it's
available to us in this particular branch setup.

thanks,
-- 
John Hubbard


      reply	other threads:[~2026-04-08  3:01 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-26  1:38 [PATCH v9 00/31] gpu: nova-core: firmware: Hopper/Blackwell support John Hubbard
2026-03-26  1:38 ` [PATCH v9 01/31] gpu: nova-core: Hopper/Blackwell: basic GPU identification John Hubbard
2026-03-26  1:38 ` [PATCH v9 02/31] gpu: nova-core: factor .fwsignature* selection into a new find_gsp_sigs_section() John Hubbard
2026-03-30 14:29   ` Alexandre Courbot
2026-03-30 17:51     ` John Hubbard
2026-03-26  1:38 ` [PATCH v9 03/31] gpu: nova-core: use GPU Architecture to simplify HAL selections John Hubbard
2026-03-26  1:38 ` [PATCH v9 04/31] gpu: nova-core: add Copy/Clone to Spec and Revision, add chipset() accessor John Hubbard
2026-03-26  1:38 ` [PATCH v9 05/31] gpu: nova-core: set DMA mask width based on GPU architecture John Hubbard
2026-03-30 14:32   ` Alexandre Courbot
2026-03-30 21:31     ` John Hubbard
2026-03-26  1:38 ` [PATCH v9 06/31] gpu: nova-core: Hopper/Blackwell: skip GFW boot waiting John Hubbard
2026-03-30 14:52   ` Alexandre Courbot
2026-03-30 15:20     ` Gary Guo
2026-03-30 18:33     ` Joel Fernandes
2026-03-30 19:15       ` John Hubbard
2026-03-31  0:18       ` Alexandre Courbot
2026-03-31 16:17         ` Joel Fernandes
2026-03-26  1:38 ` [PATCH v9 07/31] gpu: nova-core: move firmware image parsing code to firmware.rs John Hubbard
2026-03-26  1:38 ` [PATCH v9 08/31] gpu: nova-core: factor out an elf_str() function John Hubbard
2026-03-26  1:38 ` [PATCH v9 09/31] gpu: nova-core: don't assume 64-bit firmware images John Hubbard
2026-03-26  1:38 ` [PATCH v9 10/31] gpu: nova-core: add support for 32-bit " John Hubbard
2026-03-26  1:38 ` [PATCH v9 11/31] gpu: nova-core: add auto-detection of 32-bit, 64-bit " John Hubbard
2026-03-26  1:38 ` [PATCH v9 12/31] gpu: nova-core: Hopper/Blackwell: add FMC firmware image, in support of FSP John Hubbard
2026-03-26  1:38 ` [PATCH v9 13/31] gpu: nova-core: Hopper/Blackwell: add FSP falcon engine stub John Hubbard
2026-03-26  1:38 ` [PATCH v9 14/31] gpu: nova-core: Hopper/Blackwell: add FSP falcon EMEM operations John Hubbard
2026-03-26  1:38 ` [PATCH v9 15/31] gpu: nova-core: Hopper/Blackwell: add FSP message infrastructure John Hubbard
2026-03-26  1:38 ` [PATCH v9 16/31] rust: ptr: add const_align_up() John Hubbard
2026-03-27  9:33   ` Miguel Ojeda
2026-03-30 21:41     ` John Hubbard
2026-03-31  0:03       ` Miguel Ojeda
2026-03-31  2:23         ` Alexandre Courbot
2026-03-31 10:26           ` Miguel Ojeda
2026-03-31  2:21   ` Alexandre Courbot
2026-03-31  2:36     ` John Hubbard
2026-03-31 10:24       ` Miguel Ojeda
2026-03-31 11:53         ` Danilo Krummrich
2026-04-03 10:01           ` Miguel Ojeda
2026-04-03 10:02   ` Miguel Ojeda
2026-03-26  1:38 ` [PATCH v9 17/31] gpu: nova-core: Hopper/Blackwell: calculate reserved FB heap size John Hubbard
2026-04-08  1:52   ` Alexandre Courbot
2026-04-08  3:05     ` John Hubbard
2026-03-26  1:38 ` [PATCH v9 18/31] gpu: nova-core: add MCTP/NVDM protocol types for firmware communication John Hubbard
2026-03-26  1:38 ` [PATCH v9 19/31] gpu: nova-core: Hopper/Blackwell: add FSP secure boot completion waiting John Hubbard
2026-04-08  1:52   ` Alexandre Courbot
2026-04-08  2:59     ` John Hubbard
2026-03-26  1:38 ` [PATCH v9 20/31] gpu: nova-core: Hopper/Blackwell: add FMC signature extraction John Hubbard
2026-03-26  1:38 ` [PATCH v9 21/31] gpu: nova-core: Hopper/Blackwell: add FSP send/receive messaging John Hubbard
2026-04-08  1:53   ` Alexandre Courbot
2026-03-26  1:38 ` [PATCH v9 22/31] gpu: nova-core: Hopper/Blackwell: add FspCotVersion type John Hubbard
2026-03-26  1:38 ` [PATCH v9 23/31] gpu: nova-core: Hopper/Blackwell: larger non-WPR heap John Hubbard
2026-03-26  1:38 ` [PATCH v9 24/31] gpu: nova-core: Hopper/Blackwell: add FSP Chain of Trust boot John Hubbard
2026-03-30 15:11   ` Alexandre Courbot
2026-03-30 22:54     ` John Hubbard
2026-04-08  3:00   ` Alexandre Courbot
2026-04-08  3:02     ` John Hubbard
2026-03-26  1:38 ` [PATCH v9 25/31] gpu: nova-core: Blackwell: use correct sysmem flush registers John Hubbard
2026-03-26  1:38 ` [PATCH v9 26/31] gpu: nova-core: make WPR heap sizing fallible John Hubbard
2026-04-08  1:53   ` Alexandre Courbot
2026-04-08  2:57     ` John Hubbard
2026-03-26  1:38 ` [PATCH v9 27/31] gpu: nova-core: Hopper/Blackwell: larger WPR2 (GSP) heap John Hubbard
2026-03-26  1:38 ` [PATCH v9 28/31] gpu: nova-core: refactor SEC2 booter loading into BooterFirmware::run() John Hubbard
2026-03-26  1:39 ` [PATCH v9 29/31] gpu: nova-core: Hopper/Blackwell: add GSP lockdown release polling John Hubbard
2026-03-26  1:39 ` [PATCH v9 30/31] gpu: nova-core: Hopper/Blackwell: new location for PCI config mirror John Hubbard
2026-04-08  1:55   ` Alexandre Courbot
2026-04-08  2:52     ` John Hubbard
2026-03-26  1:39 ` [PATCH v9 31/31] gpu: nova-core: Hopper/Blackwell: integrate FSP boot path into boot() John Hubbard
2026-03-30  5:10 ` [PATCH v9 00/31] gpu: nova-core: firmware: Hopper/Blackwell support Alexandre Courbot
2026-03-30 22:47   ` John Hubbard
2026-04-08  1:51 ` Alexandre Courbot
2026-04-08  3:01   ` John Hubbard [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=b916be6c-83f2-4e45-a80c-3d08f3684132@nvidia.com \
    --to=jhubbard@nvidia.com \
    --cc=a.hindborg@kernel.org \
    --cc=acourbot@nvidia.com \
    --cc=airlied@gmail.com \
    --cc=alex.gaynor@gmail.com \
    --cc=aliceryhl@google.com \
    --cc=apopple@nvidia.com \
    --cc=bhelgaas@google.com \
    --cc=bjorn3_gh@protonmail.com \
    --cc=boqun.feng@gmail.com \
    --cc=dakr@kernel.org \
    --cc=ecourtney@nvidia.com \
    --cc=gary@garyguo.net \
    --cc=joelagnelf@nvidia.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lossin@kernel.org \
    --cc=ojeda@kernel.org \
    --cc=rust-for-linux@vger.kernel.org \
    --cc=shashanks@nvidia.com \
    --cc=simona@ffwll.ch \
    --cc=tmgross@umich.edu \
    --cc=ttabi@nvidia.com \
    --cc=zhiw@nvidia.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox