// SPDX-License-Identifier: GPL-2.0 //! Rust Platform driver sample. use kernel::{c_str, device::Core, of, platform, prelude::*, types::ARef}; struct SampleDriver { pdev: ARef<platform::Device>, } struct Info(u32); kernel::of_device_table!( OF_TABLE, MODULE_OF_TABLE, <SampleDriver as platform::Driver>::IdInfo, [(of::DeviceId::new(c_str!("test,rust-device")), Info(42))] ); impl platform::Driver for SampleDriver { type IdInfo = Info; const OF_ID_TABLE: Option<of::IdTable<Self::IdInfo>> = Some(&OF_TABLE); fn probe( pdev: &platform::Device<Core>, info: Option<&Self::IdInfo>, ) -> Result<Pin<KBox<Self>>> { dev_dbg!(pdev.as_ref(), "Probe Rust Platform driver sample.\n"); if let Some(info) = info { dev_info!(pdev.as_ref(), "Probed with info: '{}'.\n", info.0); } let drvdata = KBox::new(Self { pdev: pdev.into() }, GFP_KERNEL)?; Ok(drvdata.into()) } } impl Drop for SampleDriver { fn drop(&mut self) { dev_dbg!(self.pdev.as_ref(), "Remove Rust Platform driver sample.\n"); } } kernel::module_platform_driver! { type: SampleDriver, name: "rust_driver_platform", authors: ["Danilo Krummrich"], description: "Rust Platform driver", license: "GPL v2", }