xref: /linux/rust/kernel/irq.rs (revision 0851d34a8cc3a0a43acd79a5c4980d45c6471aab)
11f54d5e5SDaniel Almeida // SPDX-License-Identifier: GPL-2.0
21f54d5e5SDaniel Almeida 
31f54d5e5SDaniel Almeida //! IRQ abstractions.
41f54d5e5SDaniel Almeida //!
51f54d5e5SDaniel Almeida //! An IRQ is an interrupt request from a device. It is used to get the CPU's
61f54d5e5SDaniel Almeida //! attention so it can service a hardware event in a timely manner.
71f54d5e5SDaniel Almeida //!
81f54d5e5SDaniel Almeida //! The current abstractions handle IRQ requests and handlers, i.e.: it allows
91f54d5e5SDaniel Almeida //! drivers to register a handler for a given IRQ line.
101f54d5e5SDaniel Almeida //!
111f54d5e5SDaniel Almeida //! C header: [`include/linux/device.h`](srctree/include/linux/interrupt.h)
12746680ecSDaniel Almeida 
13746680ecSDaniel Almeida /// Flags to be used when registering IRQ handlers.
14746680ecSDaniel Almeida mod flags;
15746680ecSDaniel Almeida 
16*0851d34aSDaniel Almeida /// IRQ allocation and handling.
17*0851d34aSDaniel Almeida mod request;
18*0851d34aSDaniel Almeida 
19746680ecSDaniel Almeida pub use flags::Flags;
20*0851d34aSDaniel Almeida 
21*0851d34aSDaniel Almeida pub use request::{Handler, IrqRequest, IrqReturn, Registration};
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