From 513ba040fc3d44ec07b50e0db31f60c7e7d7907f Mon Sep 17 00:00:00 2001 From: Christian Gmeiner Date: Wed, 29 Jan 2025 13:46:32 +0100 Subject: [PATCH] docs: Add perfetto driver specifics for V3D MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Christian Gmeiner Reviewed-by: Maíra Canal Part-of: --- docs/perfetto.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/docs/perfetto.rst b/docs/perfetto.rst index b7fe30000ca..37d53034c17 100644 --- a/docs/perfetto.rst +++ b/docs/perfetto.rst @@ -212,6 +212,17 @@ To run the producer, follow these two simple steps: ./build/pps-producer +V3D / V3DV +---------- + +As we can only have one performance monitor active at a given time, we can only monitor +32 performance counters. There is a need to define the performance counters of interest +for pps_producer using the environment variable ``V3D_DS_COUNTER``. + +.. code-block:: sh + + V3D_DS_COUNTER=cycle-count,CLE-bin-thread-active-cycles,CLE-render-thread-active-cycles,QPU-total-uniform-cache-hit ./src/tool/pps/pps-producer + Troubleshooting ---------------