[PATCH 3/3] gpu: nova-core: trace vGPU state

Record the vGPU state in an independently selectable vGPU trace stream.
Replace the vGPU state dev_dbg() call with the formatted vGPU trace
event.

Signed-off-by: Zhi Wang <[email protected]>
---
 drivers/gpu/nova-core/trace.rs | 2 --
 drivers/gpu/nova-core/vgpu.rs  | 5 +++--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/nova-core/trace.rs b/drivers/gpu/nova-core/trace.rs
index db975804f855..17967a686fa2 100644
--- a/drivers/gpu/nova-core/trace.rs
+++ b/drivers/gpu/nova-core/trace.rs
@@ -139,7 +139,6 @@ macro_rules! nova_core_trace_gsp {
     };
 }
 
-#[expect(unused_macros)]
 macro_rules! nova_core_trace_vgpu {
     ($dev:expr, $($arg:tt)*) => {
         $crate::trace::nova_core_trace_impl!(nova_core_trace_vgpu, $dev, $($arg)*)
@@ -149,5 +148,4 @@ macro_rules! nova_core_trace_vgpu {
 pub(crate) use nova_core_trace_driver;
 pub(crate) use nova_core_trace_fsp;
 pub(crate) use nova_core_trace_gsp;
-#[expect(unused_imports)]
 pub(crate) use nova_core_trace_vgpu;
diff --git a/drivers/gpu/nova-core/vgpu.rs b/drivers/gpu/nova-core/vgpu.rs
index 6b7e045acea8..e4fc7e101c93 100644
--- a/drivers/gpu/nova-core/vgpu.rs
+++ b/drivers/gpu/nova-core/vgpu.rs
@@ -13,7 +13,8 @@
         Fsp,
         VgpuMode, //
     },
-    gpu::Chipset, //
+    gpu::Chipset,
+    trace::nova_core_trace_vgpu, //
 };
 
 mod hal;
@@ -50,7 +51,7 @@ pub(crate) fn new(
             );
             VgpuState::Disabled
         });
-        dev_dbg!(pdev, "vGPU state: {:?}\n", state);
+        nova_core_trace_vgpu!(pdev, "state: {:?}", state);
 
         Self { state }
     }
-- 
2.53.0