From e48fdcd751c332059c1253fbff65d9b830042ad5 Mon Sep 17 00:00:00 2001
From: Peter Harris <peter.harris@arm.com>
Date: Thu, 3 Jul 2025 22:44:05 +0100
Subject: [PATCH 1/2] Re-add time reporting to Info panel

---
 lglpy/timeline/gui/timeline/info_widget.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lglpy/timeline/gui/timeline/info_widget.py b/lglpy/timeline/gui/timeline/info_widget.py
index be4db8f..6d14cb6 100644
--- a/lglpy/timeline/gui/timeline/info_widget.py
+++ b/lglpy/timeline/gui/timeline/info_widget.py
@@ -320,6 +320,7 @@ def compute_active_event_stats_single(self, event):
 
         metrics.append(f'  Stream: {stream_name}')
         metrics.append(f'  Stage: {stage_name}')
+        metrics.append(f'  Start: {event.start_time / 1000000.0:0.2f} ms')
         metrics.append(f'  Duration: {event.duration / 1000000.0:0.2f} ms')
 
         for key, value in event.get_key_value_properties().items():

From 1bebe8f4be2fcd66f56af01a5f2c46cb9af6018b Mon Sep 17 00:00:00 2001
From: Peter Harris <peter.harris@arm.com>
Date: Thu, 3 Jul 2025 22:44:24 +0100
Subject: [PATCH 2/2] Add subpass reporting to Info panel

---
 lglpy/timeline/data/processed_trace.py | 28 +++++++++++++++++++-------
 lglpy/timeline/data/raw_trace.py       |  1 +
 2 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/lglpy/timeline/data/processed_trace.py b/lglpy/timeline/data/processed_trace.py
index fb62f66..ba3b108 100644
--- a/lglpy/timeline/data/processed_trace.py
+++ b/lglpy/timeline/data/processed_trace.py
@@ -301,6 +301,7 @@ class GPURenderPass(GPUWorkload):
         width: The workload width, in pixels.
         height: The workload height, in pixels.
         draw_call_count: The number of draw calls in the render pass.
+        subpass_count: The number of subpasses in the render pass.
         attachments: The list of framebuffer attachments.
     '''
 
@@ -319,6 +320,7 @@ def __init__(self, event: RenderstageEvent, metadata: MetadataRenderPass):
         self.width = metadata.width
         self.height = metadata.height
         self.draw_call_count = metadata.draw_call_count
+        self.subpass_count = metadata.subpass_count
         self.attachments = list(metadata.attachments.attachments)
 
     def get_workload_type_name(self) -> str:
@@ -334,13 +336,15 @@ def get_key_value_properties(self) -> dict[str, str]:
         Returns:
             Returns the label for use in the UI.
         '''
-        return {
-            'resolution': self.get_resolution_str(),
-            'draw count': self.get_draw_count_str(),
-            'attachments': self.get_attachment_present_str(),
-            'attachments loaded': self.get_attachment_loadop_str(),
-            'attachments stored': self.get_attachment_storeop_str()
-        }
+        properties = {}
+        properties['resolution'] = self.get_resolution_str()
+        properties['draw count'] = self.get_draw_count_str()
+        if self.subpass_count > 1:
+            properties['subpass count'] = self.get_subpass_count_str()
+        properties['attachments'] = self.get_attachment_present_str()
+        properties['attachments loaded'] = self.get_attachment_loadop_str()
+        properties['attachments stored'] = self.get_attachment_storeop_str()
+        return properties
 
     def get_resolution_str(self) -> str:
         '''
@@ -366,6 +370,16 @@ def get_draw_count_str(self) -> str:
 
         return f'{self.draw_call_count} draws'
 
+    def get_subpass_count_str(self) -> str:
+        '''
+        Get the subpass count string.
+
+        Returns:
+            Returns the label for use in the UI.
+        '''
+        es = '' if self.subpass_count == 1 else 'es'
+        return f'{self.subpass_count} subpass{es}'
+
     def get_attachment_present_str(self) -> str:
         '''
         Get the attachment present string.
diff --git a/lglpy/timeline/data/raw_trace.py b/lglpy/timeline/data/raw_trace.py
index ff82714..3ebd70a 100644
--- a/lglpy/timeline/data/raw_trace.py
+++ b/lglpy/timeline/data/raw_trace.py
@@ -347,6 +347,7 @@ def __init__(self, submit: MetadataSubmit, metadata: JSONType):
         self.width = int(metadata['width'])
         self.height = int(metadata['height'])
         self.draw_call_count = int(metadata['drawCallCount'])
+        self.subpass_count = int(metadata['subpassCount'])
 
         self.attachments = MetadataAttachments(metadata)