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Commit fdba7cff authored by Emilio López's avatar Emilio López Committed by Shuah Khan
Browse files

selftest: sync: wait tests for sw_sync framework 



These tests are based on the libsync test suite from Android.
This commit includes tests for waiting on fences.

Signed-off-by: default avatarEmilio López <emilio.lopez@collabora.co.uk>
Signed-off-by: default avatarShuah Khan <shuahkh@osg.samsung.com>
parent 1c5839c6

tools/testing/selftests/sync/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ OBJS = sync_test.o sync.o 
TESTS += sync_alloc.o

TESTS += sync_fence.o

TESTS += sync_merge.o

TESTS += sync_wait.o



sync_test: $(OBJS) $(TESTS)

tools/testing/selftests/sync/sync_test.c

+1 −0
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ int main(void) 
	err += RUN_TEST(test_fence_one_timeline_wait);

	err += RUN_TEST(test_fence_one_timeline_merge);

	err += RUN_TEST(test_fence_merge_same_fence);

	err += RUN_TEST(test_fence_multi_timeline_wait);



	if (err)

		printf("[FAIL]\tsync errors: %d\n", err);

tools/testing/selftests/sync/sync_wait.c

0 → 100644
+91 −0
Original line number Diff line number Diff line 
/*

 *  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;

}

tools/testing/selftests/sync/synctest.h

+3 −0
Original line number Diff line number Diff line
@@ -51,4 +51,7 @@ int test_fence_one_timeline_merge(void); 
/* Fence merge tests */

int test_fence_merge_same_fence(void);



/* Fence wait tests */

int test_fence_multi_timeline_wait(void);



#endif