diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c b/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c index 43d4d589749f..697114dd1f47 100644 --- a/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c +++ b/drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c @@ -142,6 +142,24 @@ 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; @@ -152,9 +170,11 @@ static int live_idle_flush(void *arg) /* Check that we can flush the idle barriers */ for_each_engine(engine, gt, id) { - intel_engine_pm_get(engine); + unsigned long heartbeat; + + engine_heartbeat_disable(engine, &heartbeat); err = __live_idle_pulse(engine, intel_engine_flush_barriers); - intel_engine_pm_put(engine); + engine_heartbeat_enable(engine, heartbeat); if (err) break; } @@ -172,9 +192,11 @@ static int live_idle_pulse(void *arg) /* Check that heartbeat pulses flush the idle barriers */ for_each_engine(engine, gt, id) { - intel_engine_pm_get(engine); + unsigned long heartbeat; + + engine_heartbeat_disable(engine, &heartbeat); err = __live_idle_pulse(engine, intel_engine_pulse); - intel_engine_pm_put(engine); + engine_heartbeat_enable(engine, heartbeat); if (err && err != -ENODEV) break; |