diff options
| author | Qiang Yu <yuq825@gmail.com> | 2020-03-07 16:54:38 +0300 |
|---|---|---|
| committer | Qiang Yu <yuq825@gmail.com> | 2020-03-22 04:57:21 +0300 |
| commit | 7f60c4b9d964f604262327a0bfdbfd1721288ef8 (patch) | |
| tree | 7bc798ca5935f1f37dcfab36c49db1758504319c /drivers/gpu/drm/lima/lima_trace.c | |
| parent | 57b517cecea05f35fd4a1a00708f9255db7382c8 (diff) | |
| download | linux-7f60c4b9d964f604262327a0bfdbfd1721288ef8.tar.xz | |
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 <anarsoul@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200307135438.9981-1-yuq825@gmail.com
Diffstat (limited to 'drivers/gpu/drm/lima/lima_trace.c')
| -rw-r--r-- | drivers/gpu/drm/lima/lima_trace.c | 7 |
1 files changed, 7 insertions, 0 deletions
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 <yuq825@gmail.com> */ + +#include "lima_sched.h" + +#define CREATE_TRACE_POINTS +#include "lima_trace.h" |