diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 18174f808fd8..8e326556499e 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c | |||
@@ -1090,37 +1090,6 @@ bool intel_engines_are_idle(struct drm_i915_private *i915) | |||
1090 | return true; | 1090 | return true; |
1091 | } | 1091 | } |
1092 | 1092 | ||
1093 | /** | ||
1094 | * intel_engine_has_kernel_context: | ||
1095 | * @engine: the engine | ||
1096 | * | ||
1097 | * Returns true if the last context to be executed on this engine, or has been | ||
1098 | * executed if the engine is already idle, is the kernel context | ||
1099 | * (#i915.kernel_context). | ||
1100 | */ | ||
1101 | bool intel_engine_has_kernel_context(const struct intel_engine_cs *engine) | ||
1102 | { | ||
1103 | const struct intel_context *kernel_context = | ||
1104 | to_intel_context(engine->i915->kernel_context, engine); | ||
1105 | struct i915_request *rq; | ||
1106 | |||
1107 | lockdep_assert_held(&engine->i915->drm.struct_mutex); | ||
1108 | |||
1109 | if (!engine->context_size) | ||
1110 | return true; | ||
1111 | |||
1112 | /* | ||
1113 | * Check the last context seen by the engine. If active, it will be | ||
1114 | * the last request that remains in the timeline. When idle, it is | ||
1115 | * the last executed context as tracked by retirement. | ||
1116 | */ | ||
1117 | rq = __i915_active_request_peek(&engine->timeline.last_request); | ||
1118 | if (rq) | ||
1119 | return rq->hw_context == kernel_context; | ||
1120 | else | ||
1121 | return engine->last_retired_context == kernel_context; | ||
1122 | } | ||
1123 | |||
1124 | void intel_engines_reset_default_submission(struct drm_i915_private *i915) | 1093 | void intel_engines_reset_default_submission(struct drm_i915_private *i915) |
1125 | { | 1094 | { |
1126 | struct intel_engine_cs *engine; | 1095 | struct intel_engine_cs *engine; |