diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-06-17 14:09:15 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-06-18 09:26:53 +0100 |
| commit | 1b90e4a43b7444fc4159c6dd338a44e8808e8718 (patch) | |
| tree | 9a5ba072932e6f8c8ed761f42735b05ab8eac22a /drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c | |
| parent | 0ff0fc97d3074c447a40e8b4375ba6a88cd571be (diff) | |
drm/i915/selftests: Enable selftesting of busy-stats
A couple of very simple tests to ensure that the basic properties of
per-engine busyness accounting [0% and 100% busy] are faithful.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200617130916.15261-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c | 47 |
1 files changed, 21 insertions, 26 deletions
diff --git a/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c b/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c index 697114dd1f47..f3034c613bc0 100644 --- a/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c +++ b/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c @@ -10,6 +10,7 @@ #include "intel_gt_requests.h" #include "i915_selftest.h" +#include "selftest_engine_heartbeat.h" static int timeline_sync(struct intel_timeline *tl) { @@ -142,24 +143,6 @@ out: return err; } -static void engine_heartbeat_disable(struct intel_engine_cs *engine, - unsigned long *saved) -{ - *saved = engine->props.heartbeat_interval_ms; - engine->props.heartbeat_interval_ms = 0; - - intel_engine_pm_get(engine); - intel_engine_park_heartbeat(engine); -} - -static void engine_heartbeat_enable(struct intel_engine_cs *engine, - unsigned long saved) -{ - intel_engine_pm_put(engine); - - engine->props.heartbeat_interval_ms = saved; -} - static int live_idle_flush(void *arg) { struct intel_gt *gt = arg; @@ -170,11 +153,9 @@ static int live_idle_flush(void *arg) /* Check that we can flush the idle barriers */ for_each_engine(engine, gt, id) { - unsigned long heartbeat; - - engine_heartbeat_disable(engine, &heartbeat); + st_engine_heartbeat_disable(engine); err = __live_idle_pulse(engine, intel_engine_flush_barriers); - engine_heartbeat_enable(engine, heartbeat); + st_engine_heartbeat_enable(engine); if (err) break; } @@ -192,11 +173,9 @@ static int live_idle_pulse(void *arg) /* Check that heartbeat pulses flush the idle barriers */ for_each_engine(engine, gt, id) { - unsigned long heartbeat; - - engine_heartbeat_disable(engine, &heartbeat); + st_engine_heartbeat_disable(engine); err = __live_idle_pulse(engine, intel_engine_pulse); - engine_heartbeat_enable(engine, heartbeat); + st_engine_heartbeat_enable(engine); if (err && err != -ENODEV) break; @@ -394,3 +373,19 @@ int intel_heartbeat_live_selftests(struct drm_i915_private *i915) i915_modparams.enable_hangcheck = saved_hangcheck; return err; } + +void st_engine_heartbeat_disable(struct intel_engine_cs *engine) +{ + engine->props.heartbeat_interval_ms = 0; + + intel_engine_pm_get(engine); + intel_engine_park_heartbeat(engine); +} + +void st_engine_heartbeat_enable(struct intel_engine_cs *engine) +{ + intel_engine_pm_put(engine); + + engine->props.heartbeat_interval_ms = + engine->defaults.heartbeat_interval_ms; +} |