Adding upstream version 4.19.249.upstream/4.19.249upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 91 insertions, 0 deletions

diff --git a/tools/testing/selftests/sync/sync_wait.c b/tools/testing/selftests/sync/sync_wait.c
new file mode 100644
index 000000000..d69b752f6
--- /dev/null
+++ b/tools/testing/selftests/sync/sync_wait.c
@@ -0,0 +1,91 @@
+/*
+ *  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;
+}