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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-06-19 20:10:53 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-06-19 21:13:45 +0100 |
| commit | 4fb33953438bf3c67c655a4d187f1645446863fb (patch) | |
| tree | 1bcff83a413afc24c31c69c5f5c16b4d8897280c /drivers/gpu/drm/i915/gt/intel_engine_cs.c | |
| parent | 5a15550e56cc57bb5b953b0f6629c6805f4724fe (diff) | |
| download | lwn-4fb33953438bf3c67c655a4d187f1645446863fb.tar.gz lwn-4fb33953438bf3c67c655a4d187f1645446863fb.zip | |
drm/i915/gt: Show the culmative runtime as part of the engine info
Since we always enable the busy-stats, the culmulative runtime should be
accurate, and might be useful for diagnosing issues with the engine.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200619191053.9654-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_engine_cs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine_cs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index c62b3cbdbbf9..7bf2f76212f0 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -1510,6 +1510,7 @@ void intel_engine_dump(struct intel_engine_cs *engine, struct i915_request *rq; intel_wakeref_t wakeref; unsigned long flags; + ktime_t dummy; if (header) { va_list ap; @@ -1527,6 +1528,10 @@ void intel_engine_dump(struct intel_engine_cs *engine, yesno(!llist_empty(&engine->barrier_tasks))); drm_printf(m, "\tLatency: %luus\n", ewma__engine_latency_read(&engine->latency)); + if (intel_engine_supports_stats(engine)) + drm_printf(m, "\tRuntime: %llums\n", + ktime_to_ms(intel_engine_get_busy_time(engine, + &dummy))); drm_printf(m, "\tForcewake: %x domains, %d active\n", engine->fw_domain, atomic_read(&engine->fw_active)); |