From: Anthony Koo <anthony.koo@xxxxxxx>
- Add a tracing framework, to measure duration, execution count and
longest duration of main loop/vsync interrupt work
GPINT command is used to start/stop the measurements.
Acked-by: Hamza Mahfooz <hamza.mahfooz@xxxxxxx>
Signed-off-by: Anthony Koo <anthony.koo@xxxxxxx>
---
drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index a08073fc92ae..b7d9360bfdc8 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -185,8 +185,7 @@ union abm_flags {
unsigned int disable_abm_requested : 1;
/**
- * @disable_abm_immediately: Indicates if driver has requested ABM to be disabled
- * immediately.
+ * @disable_abm_immediately: Indicates if driver has requested ABM to be disabled immediately.
*/
unsigned int disable_abm_immediately : 1;
@@ -866,6 +865,13 @@ enum dmub_gpint_command {
* DESC: Updates the trace buffer mask bit32~bit63.
*/
DMUB_GPINT__GET_TRACE_BUFFER_MASK_WORD3 = 119,
+
+ /**
+ * DESC: Enable measurements for various task duration
+ * ARGS: 0 - Disable measurement
+ * 1 - Enable measurement
+ */
+ DMUB_GPINT__TRACE_DMUB_WAKE_ACTIVITY = 123,
};
/**
--
2.42.0
