Rust, QOM, docs changes for 2025-09-24

[PULL 13/29] rust/qdev: Support property info for more common types

Paolo Bonzini posted 29 patches 4 days, 6 hours ago

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Maintainers: "Daniel P. Berrangé" <berrange@redhat.com>, Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>, Sriram Yagnaraman <sriram.yagnaraman@ericsson.com>, Alistair Francis <alistair@alistair23.me>, "Maciej S. Szmigiero" <maciej.szmigiero@oracle.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Bin Meng <bmeng.cn@gmail.com>, Alex Williamson <alex.williamson@redhat.com>, "Cédric Le Goater" <clg@redhat.com>, Stefano Stabellini <sstabellini@kernel.org>, Anthony PERARD <anthony@xenproject.org>, Paul Durrant <paul@xen.org>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Laurent Vivier <laurent@vivier.eu>, Manos Pitsidianakis <manos.pitsidianakis@linaro.org>, "Alex Bennée" <alex.bennee@linaro.org>, Thomas Huth <thuth@redhat.com>

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[PULL 13/29] rust/qdev: Support property info for more common types

Posted by Paolo Bonzini 4 days, 6 hours ago

From: Zhao Liu <zhao1.liu@intel.com>

Add a helper macro to implement QDevProp trait for u8/u16/u32/usize/i32
/i64.

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Link: https://lore.kernel.org/r/20250920160520.3699591-8-zhao1.liu@intel.com
---
 rust/hw/core/src/qdev.rs | 28 ++++++++++++++++------------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/rust/hw/core/src/qdev.rs b/rust/hw/core/src/qdev.rs
index 2735e2b2c10..85422e0379e 100644
--- a/rust/hw/core/src/qdev.rs
+++ b/rust/hw/core/src/qdev.rs
@@ -134,20 +134,24 @@ pub unsafe trait QDevProp {
     const VALUE: *const bindings::PropertyInfo;
 }
 
-/// Use [`bindings::qdev_prop_bool`] for `bool`.
-unsafe impl QDevProp for bool {
-    const VALUE: *const bindings::PropertyInfo = addr_of!(bindings::qdev_prop_bool);
+macro_rules! impl_qdev_prop {
+    ($type:ty,$info:ident) => {
+        unsafe impl $crate::qdev::QDevProp for $type {
+            const VALUE: *const $crate::bindings::PropertyInfo =
+                addr_of!($crate::bindings::$info);
+        }
+    };
 }
 
-/// Use [`bindings::qdev_prop_uint64`] for `u64`.
-unsafe impl QDevProp for u64 {
-    const VALUE: *const bindings::PropertyInfo = addr_of!(bindings::qdev_prop_uint64);
-}
-
-/// Use [`bindings::qdev_prop_chr`] for [`chardev::CharBackend`].
-unsafe impl QDevProp for chardev::CharBackend {
-    const VALUE: *const bindings::PropertyInfo = addr_of!(bindings::qdev_prop_chr);
-}
+impl_qdev_prop!(bool, qdev_prop_bool);
+impl_qdev_prop!(u8, qdev_prop_uint8);
+impl_qdev_prop!(u16, qdev_prop_uint16);
+impl_qdev_prop!(u32, qdev_prop_uint32);
+impl_qdev_prop!(u64, qdev_prop_uint64);
+impl_qdev_prop!(usize, qdev_prop_usize);
+impl_qdev_prop!(i32, qdev_prop_int32);
+impl_qdev_prop!(i64, qdev_prop_int64);
+impl_qdev_prop!(chardev::CharBackend, qdev_prop_chr);
 
 /// Trait to define device properties.
 ///
-- 
2.51.0