commit 9e110e051dd917f6e6dc97b3938d9e4ccccaa23f
author Zhuang Xu <zhuangxu@microsoft.com> Fri Jun 13 21:13:57 2025 -0700
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> Fri Jun 13 21:13:57 2025 -0700
tree 76030802fe72d75e6ed3254a5325e80528aa6f8c
parent fab67ca9a3653e7f109924f6ca3d5c6b28df650e

Add IsDeviceLost interface.

Expose IsDeviceLost interface to check whether GPU device is lost on
Chromium GPU process.

Change-Id: Icaa27844be6d28fecc53aaf605b150b4a5946d01
Bug:370694819
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/246134
Reviewed-by: Jiawei Shao <jiawei.shao@intel.com>
Reviewed-by: Shaobo Yan <shaoboyan@microsoft.com>
Commit-Queue: Zhuang Xu <zhuangxu@microsoft.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>

include/dawn/native/DawnNative.h

diff --git a/include/dawn/native/DawnNative.h b/include/dawn/native/DawnNative.h
index 9866248..63bac55 100644
--- a/include/dawn/native/DawnNative.h
+++ b/include/dawn/native/DawnNative.h
@@ -354,6 +354,8 @@
 // caches, etc.
 DAWN_NATIVE_EXPORT void PerformIdleTasks(const wgpu::Device& device);
 
+DAWN_NATIVE_EXPORT bool IsDeviceLost(WGPUDevice device);
+
 }  // namespace dawn::native
 
 #endif  // INCLUDE_DAWN_NATIVE_DAWNNATIVE_H_

src/dawn/native/DawnNative.cpp

diff --git a/src/dawn/native/DawnNative.cpp b/src/dawn/native/DawnNative.cpp
index 27dbec0..27976ea 100644
--- a/src/dawn/native/DawnNative.cpp
+++ b/src/dawn/native/DawnNative.cpp
@@ -297,4 +297,8 @@
     deviceBase->PerformIdleTasks();
 }
 
+bool IsDeviceLost(WGPUDevice device) {
+    return FromAPI(device)->IsLost();
+}
+
 }  // namespace dawn::native