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From: Timur Tabi <ttabi@nvidia.com>
To: "dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	Joel Fernandes <joelagnelf@nvidia.com>,
	"dakr@kernel.org" <dakr@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Alexandre Courbot <acourbot@nvidia.com>
Cc: "joel@joelfernandes.org" <joel@joelfernandes.org>,
	"lossin@kernel.org" <lossin@kernel.org>,
	"ojeda@kernel.org" <ojeda@kernel.org>,
	"boqun.feng@gmail.com" <boqun.feng@gmail.com>,
	"a.hindborg@kernel.org" <a.hindborg@kernel.org>,
	"simona@ffwll.ch" <simona@ffwll.ch>,
	"tmgross@umich.edu" <tmgross@umich.edu>,
	"alex.gaynor@gmail.com" <alex.gaynor@gmail.com>,
	"tzimmermann@suse.de" <tzimmermann@suse.de>,
	"mripard@kernel.org" <mripard@kernel.org>,
	"maarten.lankhorst@linux.intel.com"
	<maarten.lankhorst@linux.intel.com>,
	"nouveau@lists.freedesktop.org" <nouveau@lists.freedesktop.org>,
	John Hubbard <jhubbard@nvidia.com>,
	"rust-for-linux@vger.kernel.org" <rust-for-linux@vger.kernel.org>,
	"bjorn3_gh@protonmail.com" <bjorn3_gh@protonmail.com>,
	"airlied@gmail.com" <airlied@gmail.com>,
	"aliceryhl@google.com" <aliceryhl@google.com>,
	"gary@garyguo.net" <gary@garyguo.net>,
	Alistair Popple <apopple@nvidia.com>
Subject: Re: [PATCH 05/17] nova-core: gsp: Add support for checking if GSP reloaded
Date: Fri, 29 Aug 2025 18:44:53 +0000	[thread overview]
Message-ID: <a251efc542a49e95fd7b7032bdd1092253f967b4.camel@nvidia.com> (raw)
In-Reply-To: <20250829173254.2068763-6-joelagnelf@nvidia.com>

On Fri, 2025-08-29 at 13:32 -0400, Joel Fernandes wrote:
> +    /// Function to check if GSP reload/resume has completed during the boot process.
> +    #[expect(dead_code)]
> +    pub(crate) fn check_reload_completed(&self, bar: &Bar0, timeout: Delta) -> Result<bool> {

I think this should be renamed to is_reload_completed() and return just bool instead of Result<bool>

> +        wait_on(timeout, || {
> +            let val = regs::NV_PGC6_BSI_SECURE_SCRATCH_14::read(bar);
> +            if val.boot_stage_3_handoff() {
> +                Some(true)
> +            } else {
> +                None
> +            }
> +        })

And if you insist on returning Result<bool>, at least have this return Some(false) or
Some(val.boot_stage_3_handoff()) instead.

  reply	other threads:[~2025-08-29 18:44 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-29 17:32 [PATCH 00/17] nova-core: Complete GSP boot and begin RPC communication Joel Fernandes
2025-08-29 17:32 ` [PATCH 01/17] nova-core: falcon: Move waiting until halted to a helper Joel Fernandes
2025-08-29 17:32 ` [PATCH 02/17] nova-core: falcon: Move start functionality into separate helper Joel Fernandes
2025-08-29 17:32 ` [PATCH 03/17] nova-core: falcon: Move mbox functionalities into helper Joel Fernandes
2025-08-29 17:32 ` [PATCH 04/17] nova-core: falcon: Move dma_reset functionality " Joel Fernandes
2025-08-29 17:32 ` [PATCH 05/17] nova-core: gsp: Add support for checking if GSP reloaded Joel Fernandes
2025-08-29 18:44   ` Timur Tabi [this message]
2025-08-29 22:43     ` Joel Fernandes
2025-08-29 17:32 ` [PATCH 06/17] nova-core: Add bindings required by GSP sequencer Joel Fernandes
2025-08-29 17:32 ` [PATCH 07/17] nova-core: Implement the " Joel Fernandes
2025-08-29 17:32 ` [PATCH 08/17] nova-core: sequencer: Add register opcodes Joel Fernandes
2025-08-29 17:32 ` [PATCH 09/17] nova-core: sequencer: Add delay opcode support Joel Fernandes
2025-08-29 17:32 ` [PATCH 10/17] nova-core: sequencer: Implement basic core operations Joel Fernandes
2025-08-29 17:32 ` [PATCH 11/17] nova-core: sequencer: Implement core resume operation Joel Fernandes
2025-08-29 17:32 ` [PATCH 12/17] nova-core: clear MBOX0 before waiting for scrubber completion Joel Fernandes
2025-08-29 17:32 ` [PATCH 13/17] nova-core: Ada: basic GPU identification Joel Fernandes
2025-08-29 17:32 ` [PATCH 14/17] nova-core: remove an unnecessary register read: HWCFG1 Joel Fernandes
2025-08-29 17:32 ` [PATCH 15/17] nova-core: remove unnecessary need_riscv, bar parameters Joel Fernandes
2025-08-29 17:32 ` [PATCH 16/17] gpu: nova-core: gsp: Wait for gsp initialisation to complete Joel Fernandes
2025-08-29 17:32 ` [PATCH 17/17] gpu: nova-core: Add get_gsp_info() command Joel Fernandes

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