rusticl: Wire the 'queued' profiling time up

Set it from the timestamp when it's added to the queue, and wire
the API up to read it.

Signed-off-by: Dr. David Alan Gilbert <dave@treblig.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24101>

src/gallium/frontends/rusticl/api/event.rs

@@ -50,7 +50,7 @@ impl CLInfo<cl_profiling_info> for cl_event {
 
         Ok(match *q {
             // TODO
-            CL_PROFILING_COMMAND_QUEUED => cl_prop::<cl_ulong>(0),
+            CL_PROFILING_COMMAND_QUEUED => cl_prop::<cl_ulong>(event.get_time(EventTimes::Queued)),
             CL_PROFILING_COMMAND_SUBMIT => cl_prop::<cl_ulong>(1),
             CL_PROFILING_COMMAND_START => cl_prop::<cl_ulong>(2),
             CL_PROFILING_COMMAND_END => cl_prop::<cl_ulong>(3),

src/gallium/frontends/rusticl/core/queue.rs

@@ -118,6 +118,9 @@ impl Queue {
     }
 
     pub fn queue(&self, e: Arc<Event>) {
+        if self.is_profiling_enabled() {
+            e.set_time(EventTimes::Queued, self.device.screen().get_timestamp());
+        }
         self.state.lock().unwrap().pending.push(e);
     }
 
@@ -149,6 +152,10 @@ impl Queue {
         queues.remove(self);
         queues
     }
+
+    pub fn is_profiling_enabled(&self) -> bool {
+        (self.props & (CL_QUEUE_PROFILING_ENABLE as u64)) != 0
+    }
 }
 
 impl Drop for Queue {