From 7f60c4b9d964f604262327a0bfdbfd1721288ef8 Mon Sep 17 00:00:00 2001 From: Qiang Yu Date: Sat, 7 Mar 2020 21:54:38 +0800 Subject: drm/lima: add trace point for tasks track lima task start which can be combined with dma_fence_signal to identify task execution time. example command to record: trace-cmd record -i \ -e "lima:lima_task_submit" -e "lima:lima_task_run" \ -e "*fence:*fence_signaled" -e "drm:drm_vblank_event" \ -e "drm:drm_vblank_event_queued" sleep 4 Reviewed-by: Vasily Khoruzhick Signed-off-by: Qiang Yu Link: https://patchwork.freedesktop.org/patch/msgid/20200307135438.9981-1-yuq825@gmail.com --- drivers/gpu/drm/lima/lima_trace.c | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 drivers/gpu/drm/lima/lima_trace.c (limited to 'drivers/gpu/drm/lima/lima_trace.c') diff --git a/drivers/gpu/drm/lima/lima_trace.c b/drivers/gpu/drm/lima/lima_trace.c new file mode 100644 index 000000000000..ea1c7289bebc --- /dev/null +++ b/drivers/gpu/drm/lima/lima_trace.c @@ -0,0 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 OR MIT +/* Copyright 2020 Qiang Yu */ + +#include "lima_sched.h" + +#define CREATE_TRACE_POINTS +#include "lima_trace.h" -- cgit