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From: "Alexandre Courbot" <acourbot@nvidia.com>
To: "Eliot Courtney" <ecourtney@nvidia.com>
Cc: "Danilo Krummrich" <dakr@kernel.org>,
	"Alice Ryhl" <aliceryhl@google.com>,
	"David Airlie" <airlied@gmail.com>,
	"Simona Vetter" <simona@ffwll.ch>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
	"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
	"Benno Lossin" <lossin@kernel.org>,
	"Andreas Hindborg" <a.hindborg@kernel.org>,
	"Trevor Gross" <tmgross@umich.edu>, "Zhi Wang" <zhiw@nvidia.com>,
	"Alistair Popple" <apopple@nvidia.com>,
	"Joel Fernandes" <joelagnelf@nvidia.com>,
	nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org
Subject: Re: [PATCH v5 7/9] gpu: nova-core: gsp: add `size_in_bytes` helper to `CommandToGsp`
Date: Wed, 04 Mar 2026 11:53:43 +0900	[thread overview]
Message-ID: <DGTNPPB7GUP0.KDZGQ9AHPOG2@nvidia.com> (raw)
In-Reply-To: <20260304-cmdq-continuation-v5-7-3f19d759ed93@nvidia.com>

On Wed Mar 4, 2026 at 10:42 AM JST, Eliot Courtney wrote:
> Add a default method to `CommandToGsp` which computes the size of a
> command.
>
> Tested-by: Zhi Wang <zhiw@nvidia.com>
> Signed-off-by: Eliot Courtney <ecourtney@nvidia.com>
> ---
>  drivers/gpu/nova-core/gsp/cmdq.rs | 12 +++++++++---
>  1 file changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/nova-core/gsp/cmdq.rs b/drivers/gpu/nova-core/gsp/cmdq.rs
> index 48cf28b41f39..3424be4e15f8 100644
> --- a/drivers/gpu/nova-core/gsp/cmdq.rs
> +++ b/drivers/gpu/nova-core/gsp/cmdq.rs
> @@ -94,6 +94,12 @@ fn init_variable_payload(
>      ) -> Result {
>          Ok(())
>      }
> +
> +    /// Total size of the command (including its variable-length payload) without the
> +    /// [`GspMsgElement`] header.
> +    fn size_in_bytes(&self) -> usize {

We usually don't specify the unit in the method name (the doccomment is
a better place for that). I can fix this when applying.


  reply	other threads:[~2026-03-04  2:54 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-04  1:42 [PATCH v5 0/9] gpu: nova-core: gsp: add continuation record support Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 1/9] gpu: nova-core: gsp: sort `MsgFunction` variants alphabetically Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 2/9] gpu: nova-core: gsp: add mechanism to wait for space on command queue Eliot Courtney
2026-03-04 11:39   ` Danilo Krummrich
2026-03-05  7:37     ` Eliot Courtney
2026-03-05  7:50       ` John Hubbard
2026-03-05  8:01         ` Eliot Courtney
2026-03-05 10:38       ` Alexandre Courbot
2026-03-05 11:16       ` Danilo Krummrich
2026-03-06  0:48         ` Alexandre Courbot
2026-03-06  1:46           ` Gary Guo
2026-03-06 11:03           ` Danilo Krummrich
2026-03-06  5:21         ` Alexandre Courbot
2026-03-04  1:42 ` [PATCH v5 3/9] rust: add EMSGSIZE error code Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 4/9] gpu: nova-core: gsp: add checking oversized commands Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 5/9] gpu: nova-core: gsp: clarify invariant on command queue Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 6/9] gpu: nova-core: gsp: unconditionally call variable payload handling Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 7/9] gpu: nova-core: gsp: add `size_in_bytes` helper to `CommandToGsp` Eliot Courtney
2026-03-04  2:53   ` Alexandre Courbot [this message]
2026-03-04  3:10     ` Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 8/9] gpu: nova-core: gsp: support large RPCs via continuation record Eliot Courtney
2026-03-04  1:42 ` [PATCH v5 9/9] gpu: nova-core: gsp: add tests for continuation records Eliot Courtney

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