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Date: Tue, 07 Apr 2026 12:56:48 +0200
Message-Id: <DHMVA3S2MZWV.1JN7WUBZLRWLV@kernel.org>
Subject: Re: [PATCH] gpu: nova-core: require little endian
Cc: "Eliot Courtney" <ecourtney@nvidia.com>, "Alexandre Courbot"
 <acourbot@nvidia.com>, "Alice Ryhl" <aliceryhl@google.com>, "David Airlie"
 <airlied@gmail.com>, "Simona Vetter" <simona@ffwll.ch>, "Alistair Popple"
 <apopple@nvidia.com>, "Timur Tabi" <ttabi@nvidia.com>,
 <rust-for-linux@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
 <linux-kernel@vger.kernel.org>
To: "Joel Fernandes" <joelagnelf@nvidia.com>, "John Hubbard"
 <jhubbard@nvidia.com>
From: "Danilo Krummrich" <dakr@kernel.org>
References: <20260406-fix-kconfig-v1-1-8f634499f7f0@nvidia.com>
 <a66916c8-8e82-4e54-8e21-b312a7badfc4@nvidia.com>
In-Reply-To: <a66916c8-8e82-4e54-8e21-b312a7badfc4@nvidia.com>

On Mon Apr 6, 2026 at 6:30 PM CEST, Joel Fernandes wrote:
> Nouveau does not do this, and no other GPU driver afaics either.

Nouveau has nvkm_device_endianness() [1], which it configured before everyt=
hing
else is done.

I assume that's not an option for later GPUs?

[1] https://elixir.bootlin.com/linux/v6.19.11/source/drivers/gpu/drm/nouvea=
u/nvkm/engine/device/base.c#L3111