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Diffstat (limited to 'drivers/gpu/drm/i915/selftests/mock_request.c')
-rw-r--r--drivers/gpu/drm/i915/selftests/mock_request.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/selftests/mock_request.c b/drivers/gpu/drm/i915/selftests/mock_request.c
new file mode 100644
index 000000000000..8097e3693ec4
--- /dev/null
+++ b/drivers/gpu/drm/i915/selftests/mock_request.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#include "mock_engine.h"
+#include "mock_request.h"
+
+struct drm_i915_gem_request *
+mock_request(struct intel_engine_cs *engine,
+ struct i915_gem_context *context,
+ unsigned long delay)
+{
+ struct drm_i915_gem_request *request;
+ struct mock_request *mock;
+
+ /* NB the i915->requests slab cache is enlarged to fit mock_request */
+ request = i915_gem_request_alloc(engine, context);
+ if (IS_ERR(request))
+ return NULL;
+
+ mock = container_of(request, typeof(*mock), base);
+ mock->delay = delay;
+
+ return &mock->base;
+}
+
+bool mock_cancel_request(struct drm_i915_gem_request *request)
+{
+ struct mock_request *mock = container_of(request, typeof(*mock), base);
+ struct mock_engine *engine =
+ container_of(request->engine, typeof(*engine), base);
+ bool was_queued;
+
+ spin_lock_irq(&engine->hw_lock);
+ was_queued = !list_empty(&mock->link);
+ list_del_init(&mock->link);
+ spin_unlock_irq(&engine->hw_lock);
+
+ if (was_queued)
+ i915_gem_request_unsubmit(request);
+
+ return was_queued;
+}