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igt/gem_exec_suspend: Do pre/post suspend double checks

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Check that the system operates normally before and after the suspend (as
well as across the suspend). The goal is to isolate the breakage to the
subtest.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson
2016-03-04 09:40:51 +00:00
parent 9ba9af2ea4
commit 60eafc5489
3 changed files with 32 additions and 11 deletions
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tests/gem_exec_suspend.c
+20
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@@ -36,6 +36,8 @@ enum mode {
HIBERNATE,
};
static void run_test(int fd, unsigned ring, enum mode mode);
static void check_bo(int fd, uint32_t handle)
{
uint32_t *map;
@@ -49,6 +51,14 @@ static void check_bo(int fd, uint32_t handle)
munmap(map, 4096);
}
static void test_all(int fd)
{
const struct intel_execution_engine *e;
for (e = intel_execution_engines; e->name; e++)
if (gem_has_ring(fd, e->exec_id | e->flags))
run_test(fd, e->exec_id | e->flags, NOSLEEP);
}
static void run_test(int fd, unsigned ring, enum mode mode)
{
const int gen = intel_gen(intel_get_drm_devid(fd));
@@ -61,6 +71,10 @@ static void run_test(int fd, unsigned ring, enum mode mode)
igt_skip_on_f(gen == 6 && (ring & ~(3<<13)) == I915_EXEC_BSD,
"MI_STORE_DATA broken on gen6 bsd\n");
/* Before suspending, check normal operation */
if (mode != NOSLEEP)
test_all(fd);
gem_quiescent_gpu(fd);
memset(&execbuf, 0, sizeof(execbuf));
@@ -135,6 +149,12 @@ static void run_test(int fd, unsigned ring, enum mode mode)
check_bo(fd, obj[0].handle);
gem_close(fd, obj[0].handle);
gem_quiescent_gpu(fd);
/* After resume, make sure it still works */
if (mode != NOSLEEP)
test_all(fd);
}
igt_main