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rust: qdev: make reset take a shared reference

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Because register reset is within a borrow_mut() call, reset
does not need anymore a mut reference to the PL011State.

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2024-12-02 12:40:18 +01:00
parent 20bcc96f45
commit af7edb1d32
2 changed files with 3 additions and 3 deletions
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4
rust/hw/char/pl011/src/device.rs
View file

@ -172,7 +172,7 @@ impl DeviceImpl for PL011State {
Some(&device_class::VMSTATE_PL011) Some(&device_class::VMSTATE_PL011)
} }
const REALIZE: Option<fn(&Self)> = Some(Self::realize); const REALIZE: Option<fn(&Self)> = Some(Self::realize);
const RESET: Option<fn(&mut Self)> = Some(Self::reset); const RESET: Option<fn(&Self)> = Some(Self::reset);
} }
impl PL011Registers { impl PL011Registers {
@ -631,7 +631,7 @@ impl PL011State {
} }
} }
pub fn reset(&mut self) { pub fn reset(&self) {
self.regs.borrow_mut().reset(); self.regs.borrow_mut().reset();
} }

2
rust/qemu-api/src/qdev.rs
View file

@ -30,7 +30,7 @@ pub trait DeviceImpl {
/// ///
/// Rust does not yet support the three-phase reset protocol; this is /// Rust does not yet support the three-phase reset protocol; this is
/// usually okay for leaf classes. /// usually okay for leaf classes.
const RESET: Option<fn(&mut Self)> = None; const RESET: Option<fn(&Self)> = None;
/// An array providing the properties that the user can set on the /// An array providing the properties that the user can set on the
/// device. Not a `const` because referencing statics in constants /// device. Not a `const` because referencing statics in constants