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tests/gem_fenced_exec_thrash: New subtests that uses all fences

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igt runs under the assumption that nothing else (besides maybe fbcon)
is using the gpu. So we should be able to use all fences.

Keep the conservative testcase around though in case someone has a
broken setup.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-09-12 14:38:13 +02:00
parent 14e12b8008
commit 7b3634364a
2 changed files with 22 additions and 13 deletions
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2
tests/Makefile.am
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@ -27,6 +27,7 @@ TESTS_progs_M = \
gem_evict_everything \
gem_exec_bad_domains \
gem_exec_nop \
gem_fenced_exec_thrash \
gem_fence_thrash \
gem_flink \
gem_flink_race \
@ -74,7 +75,6 @@ TESTS_progs = \
gem_exec_blt \
gem_exec_faulting_reloc \
gem_exec_lut_handle \
gem_fenced_exec_thrash \
gem_gtt_cpu_tlb \
gem_gtt_speed \
gem_hangcheck_forcewake \

33
tests/gem_fenced_exec_thrash.c
View File

@ -143,26 +143,35 @@ static void run_test(int fd, int num_fences, int expected_errno)
} while (--loop);
}
int fd;
int num_fences;
uint32_t devid;
int
main(int argc, char **argv)
{
int fd;
int num_fences;
uint32_t devid;
igt_subtest_init(argc, argv);
igt_skip_on_simulation();
fd = drm_open_any();
num_fences = gem_available_fences(fd);
igt_assert(num_fences > 4);
devid = intel_get_drm_devid(fd);
igt_fixture {
fd = drm_open_any();
num_fences = gem_available_fences(fd);
igt_assert(num_fences > 4);
devid = intel_get_drm_devid(fd);
igt_assert(num_fences <= MAX_FENCES);
igt_assert(num_fences <= MAX_FENCES);
}
run_test(fd, num_fences - 2, 0);
run_test(fd, num_fences + 1, intel_gen(devid) >= 4 ? 0 : EDEADLK);
igt_subtest("2-spare-fences")
run_test(fd, num_fences - 2, 0);
igt_subtest("no-spare-fences")
run_test(fd, num_fences, 0);
igt_subtest("too-many-fences")
run_test(fd, num_fences + 1, intel_gen(devid) >= 4 ? 0 : EDEADLK);
close(fd);
igt_fixture
close(fd);
return 0;
igt_exit();
}