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-rw-r--r--tools/testing/selftests/sync/sync_wait.c91
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diff --git a/tools/testing/selftests/sync/sync_wait.c b/tools/testing/selftests/sync/sync_wait.c
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+/*
+ * sync fence wait tests
+ * Copyright 2015-2016 Collabora Ltd.
+ *
+ * Based on the implementation from the Android Open Source Project,
+ *
+ * Copyright 2012 Google, Inc
+ *
+ * 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 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 "sync.h"
+#include "sw_sync.h"
+#include "synctest.h"
+
+int test_fence_multi_timeline_wait(void)
+{
+ int timelineA, timelineB, timelineC;
+ int fenceA, fenceB, fenceC, merged;
+ int valid, active, signaled, ret;
+
+ timelineA = sw_sync_timeline_create();
+ timelineB = sw_sync_timeline_create();
+ timelineC = sw_sync_timeline_create();
+
+ fenceA = sw_sync_fence_create(timelineA, "fenceA", 5);
+ fenceB = sw_sync_fence_create(timelineB, "fenceB", 5);
+ fenceC = sw_sync_fence_create(timelineC, "fenceC", 5);
+
+ merged = sync_merge("mergeFence", fenceB, fenceA);
+ merged = sync_merge("mergeFence", fenceC, merged);
+
+ valid = sw_sync_fence_is_valid(merged);
+ ASSERT(valid, "Failure merging fence from various timelines\n");
+
+ /* Confirm fence isn't signaled */
+ active = sync_fence_count_with_status(merged, FENCE_STATUS_ACTIVE);
+ ASSERT(active == 3, "Fence signaled too early!\n");
+
+ ret = sync_wait(merged, 0);
+ ASSERT(ret == 0,
+ "Failure waiting on fence until timeout\n");
+
+ ret = sw_sync_timeline_inc(timelineA, 5);
+ active = sync_fence_count_with_status(merged, FENCE_STATUS_ACTIVE);
+ signaled = sync_fence_count_with_status(merged, FENCE_STATUS_SIGNALED);
+ ASSERT(active == 2 && signaled == 1,
+ "Fence did not signal properly!\n");
+
+ ret = sw_sync_timeline_inc(timelineB, 5);
+ active = sync_fence_count_with_status(merged, FENCE_STATUS_ACTIVE);
+ signaled = sync_fence_count_with_status(merged, FENCE_STATUS_SIGNALED);
+ ASSERT(active == 1 && signaled == 2,
+ "Fence did not signal properly!\n");
+
+ ret = sw_sync_timeline_inc(timelineC, 5);
+ active = sync_fence_count_with_status(merged, FENCE_STATUS_ACTIVE);
+ signaled = sync_fence_count_with_status(merged, FENCE_STATUS_SIGNALED);
+ ASSERT(active == 0 && signaled == 3,
+ "Fence did not signal properly!\n");
+
+ /* confirm you can successfully wait */
+ ret = sync_wait(merged, 100);
+ ASSERT(ret > 0, "Failure waiting on signaled fence\n");
+
+ sw_sync_fence_destroy(merged);
+ sw_sync_fence_destroy(fenceC);
+ sw_sync_fence_destroy(fenceB);
+ sw_sync_fence_destroy(fenceA);
+ sw_sync_timeline_destroy(timelineC);
+ sw_sync_timeline_destroy(timelineB);
+ sw_sync_timeline_destroy(timelineA);
+
+ return 0;
+}