From: Timur Tabi <ttabi@nvidia.com>
To: Danilo Krummrich <dakr@kernel.org>,
Miguel Ojeda <ojeda@kernel.org>,
Luis Chamberlain <mcgrof@kernel.org>,
Russ Weight <russ.weight@linux.dev>, Gary Guo <gary@garyguo.net>,
Alexandre Courbot <acourbot@nvidia.com>,
Eliot Courtney <ecourtney@nvidia.com>,
John Hubbard <jhubbard@nvidia.com>, Zhi Wang <zhiw@nvidia.com>,
"rust-for-linux@vger.kernel.org" <rust-for-linux@vger.kernel.org>,
"driver-core@lists.linux.dev" <driver-core@lists.linux.dev>,
"nova-gpu@lists.linux.dev" <nova-gpu@lists.linux.dev>
Subject: Re: [PATCH v6 5/8] gpu: nova-core: transition gsp to TLV images
Date: Wed, 29 Jul 2026 23:24:09 +0000 [thread overview]
Message-ID: <4ed1cd65-a2e2-44e5-9c4b-5269cc780728@nvidia.com> (raw)
In-Reply-To: <20260729225534.2046933-6-ttabi@nvidia.com>
On 7/29/26 5:55 PM, Timur Tabi wrote:
> /// Loads the GSP firmware binaries, map them into `dev`'s address-space, and creates the page
> /// tables expected by the GSP bootloader to load it.
> pub(crate) fn new<'a>(
> dev: &'a device::Device<device::Bound>,
> chipset: Chipset,
> - ver: &'a str,
> ) -> impl PinInit<Self, Error> + 'a {
> pin_init::pin_init_scope(move || {
> - let firmware = super::request_firmware(dev, chipset, "gsp", ver)?;
> + let firmware = request_tlv(dev, chipset, "gsp")?;
> + let tlv = Tlv::new(firmware.data())?;
> + dev_dbg!(dev, "loaded gsp firmware v{}\n", tlv.get_string(b"VERS")?);
>
> - let fw_section = elf::elf_section(firmware.data(), ".fwimage").ok_or(EINVAL)?;
> + let size = usize::from_safe_cast(tlv.get_u32(b"SIZE")?);
> + let mut fw_vvec = VVec::zeroed(size, GFP_KERNEL).map_err(|_| ENOMEM)?;
>
> - let size = fw_section.len();
> + assert!(fw_vvec.iter().all(|&x| x == 0));
>
Oops, that assert should not be there.
next prev parent reply other threads:[~2026-07-29 23:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-29 22:55 [PATCH v6 0/8] Transition Nova Core to TLV firmare images Timur Tabi
2026-07-29 22:55 ` [PATCH v6 1/8] rust: alloc: add Vec::zeroed method Timur Tabi
2026-07-29 22:55 ` [PATCH v6 2/8] rust: firmware: add request_into_buf() Timur Tabi
2026-07-29 22:55 ` [PATCH v6 3/8] gpu: nova-core: add TLV parser for firmware files Timur Tabi
2026-07-29 22:55 ` [PATCH v6 4/8] gpu: nova-core: transition booter_load to TLV images Timur Tabi
2026-07-29 22:55 ` [PATCH v6 5/8] gpu: nova-core: transition gsp " Timur Tabi
2026-07-29 23:24 ` Timur Tabi [this message]
2026-07-29 22:55 ` [PATCH v6 6/8] gpu: nova-core: transition gen_bootloader " Timur Tabi
2026-07-29 22:55 ` [PATCH v6 7/8] gpu: nova-core: transition fsp " Timur Tabi
2026-07-29 22:55 ` [PATCH v6 8/8] gpu: nova-core: update firmware module info for " Timur Tabi
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