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Darshana Patil
ea34534af0 video: driver: update copyright markings to 2023
update copyright markings to 2023 in all files.

Change-Id: I6842d56c4a8fff6a7a93d0c1d4bc049041297b02
Signed-off-by: Darshana Patil <quic_darshana@quicinc.com>
2023-01-13 14:58:17 -08:00
Gaviraju Doddabettahalli Bettegowda
91c6dccf94 video: driver: Enable msm_vidc_events trace
Enable tracing by adding trace function definitions.

Commands for collecting msm_vidc_events traces:
- adb shell "echo 10240 > /sys/kernel/tracing/buffer_size_kb"
- adb shell "echo 0 > /sys/kernel/tracing/tracing_on"
- adb shell "echo nop > /sys/kernel/tracing/current_tracer"
- adb shell "echo > /sys/kernel/tracing/set_event"
- adb shell "echo 1 > /sys/kernel/tracing/events/msm_vidc_events/enable"
- adb shell "echo 1 > /sys/kernel/tracing/tracing_on"
- adb shell "cat /sys/kernel/tracing/trace_pipe > /data/trace_log.txt"
- adb pull /data/trace_log.txt

Events:
- msm_v4l2_vidc_fw_load
- msm_v4l2_vidc_open
- msm_v4l2_vidc_close
- msm_vidc_dma_buffer
- msm_v4l2_vidc_buffer_event_log
- msm_vidc_perf_power_scale
- msm_vidc_common_state_change
- venus_hfi_var_done

These are the events registered.

Change-Id: Iab6952bb84df102f36a2776fdf9ef5133034c5a0
Signed-off-by: Gaviraju Doddabettahalli Bettegowda <gdoddabe@codeaurora.org>
2021-09-26 22:18:42 -07:00