diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 854e8e0c836b..f94eacff196c 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -1075,6 +1075,22 @@ int intel_ring_workarounds_emit(struct drm_i915_gem_request *req) return 0; } +static bool ring_is_idle(struct intel_engine_cs *engine) +{ + struct drm_i915_private *dev_priv = engine->i915; + bool idle = true; + + intel_runtime_pm_get(dev_priv); + + /* No bit for gen2, so assume the CS parser is idle */ + if (INTEL_GEN(dev_priv) > 2 && !(I915_READ_MODE(engine) & MODE_IDLE)) + idle = false; + + intel_runtime_pm_put(dev_priv); + + return idle; +} + /** * intel_engine_is_idle() - Report if the engine has finished process all work * @engine: the intel_engine_cs @@ -1084,8 +1100,6 @@ int intel_ring_workarounds_emit(struct drm_i915_gem_request *req) */ bool intel_engine_is_idle(struct intel_engine_cs *engine) { - struct drm_i915_private *dev_priv = engine->i915; - /* Any inflight/incomplete requests? */ if (!i915_seqno_passed(intel_engine_get_seqno(engine), intel_engine_last_submit(engine))) @@ -1100,7 +1114,7 @@ bool intel_engine_is_idle(struct intel_engine_cs *engine) return false; /* Ring stopped? */ - if (INTEL_GEN(dev_priv) > 2 && !(I915_READ_MODE(engine) & MODE_IDLE)) + if (!ring_is_idle(engine)) return false; return true; |