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Add a faux::Device type that wraps struct faux_device and implements AsBusDevice, enabling faux devices to be used as parent devices for subsystems that require a bus device, such as DRM. Update Registration to return &faux::Device<Bound> via AsRef. Reviewed-by: Alexandre Courbot <acourbot@nvidia.com> Tested-by: Deborah Brouwer <deborah.brouwer@collabora.com> Link: https://patch.msgid.link/20260628145406.2107056-4-dakr@kernel.org [ Drop redundant 'struct device' invariant; implied by valid struct faux_device. - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
35 lines
704 B
Rust
35 lines
704 B
Rust
// SPDX-License-Identifier: GPL-2.0-only
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//! Rust faux device sample.
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use kernel::{
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faux,
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prelude::*,
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Module, //
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};
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module! {
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type: SampleModule,
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name: "rust_faux_driver",
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authors: ["Lyude Paul"],
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description: "Rust faux device sample",
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license: "GPL",
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}
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struct SampleModule {
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_reg: faux::Registration,
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}
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impl Module for SampleModule {
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fn init(_module: &'static ThisModule) -> Result<Self> {
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pr_info!("Initialising Rust Faux Device Sample\n");
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let reg = faux::Registration::new(c"rust-faux-sample-device", None)?;
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let fdev = reg.as_ref();
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dev_info!(fdev, "Hello from faux device!\n");
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Ok(Self { _reg: reg })
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}
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}
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