Test event-specific ioctls NTSYNC_IOC_EVENT_SET, NTSYNC_IOC_EVENT_RESET,
NTSYNC_IOC_EVENT_PULSE, NTSYNC_IOC_EVENT_READ for auto-reset events, and
waiting on auto-reset events.
Signed-off-by: Elizabeth Figura <zfigura@xxxxxxxxxxxxxxx>
---
.../testing/selftests/drivers/ntsync/ntsync.c | 59 +++++++++++++++++++
1 file changed, 59 insertions(+)
diff --git a/tools/testing/selftests/drivers/ntsync/ntsync.c b/tools/testing/selftests/drivers/ntsync/ntsync.c
index 7cc6fdf10abd..49ee4be280f6 100644
--- a/tools/testing/selftests/drivers/ntsync/ntsync.c
+++ b/tools/testing/selftests/drivers/ntsync/ntsync.c
@@ -442,6 +442,65 @@ TEST(manual_event_state)
close(fd);
}
+TEST(auto_event_state)
+{
+ struct ntsync_event_args event_args;
+ __u32 index, signaled;
+ int fd, event, ret;
+
+ fd = open("/dev/ntsync", O_CLOEXEC | O_RDONLY);
+ ASSERT_LE(0, fd);
+
+ event_args.manual = 0;
+ event_args.signaled = 1;
+ event_args.event = 0xdeadbeef;
+ ret = ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &event_args);
+ EXPECT_EQ(0, ret);
+ EXPECT_NE(0xdeadbeef, event_args.event);
+ event = event_args.event;
+
+ check_event_state(event, 1, 0);
+
+ signaled = 0xdeadbeef;
+ ret = ioctl(event, NTSYNC_IOC_EVENT_SET, &signaled);
+ EXPECT_EQ(0, ret);
+ EXPECT_EQ(1, signaled);
+ check_event_state(event, 1, 0);
+
+ ret = wait_any(fd, 1, &event, 123, &index);
+ EXPECT_EQ(0, ret);
+ EXPECT_EQ(0, index);
+ check_event_state(event, 0, 0);
+
+ signaled = 0xdeadbeef;
+ ret = ioctl(event, NTSYNC_IOC_EVENT_RESET, &signaled);
+ EXPECT_EQ(0, ret);
+ EXPECT_EQ(0, signaled);
+ check_event_state(event, 0, 0);
+
+ ret = wait_any(fd, 1, &event, 123, &index);
+ EXPECT_EQ(-1, ret);
+ EXPECT_EQ(ETIMEDOUT, errno);
+
+ ret = ioctl(event, NTSYNC_IOC_EVENT_SET, &signaled);
+ EXPECT_EQ(0, ret);
+ EXPECT_EQ(0, signaled);
+
+ ret = ioctl(event, NTSYNC_IOC_EVENT_PULSE, &signaled);
+ EXPECT_EQ(0, ret);
+ EXPECT_EQ(1, signaled);
+ check_event_state(event, 0, 0);
+
+ ret = ioctl(event, NTSYNC_IOC_EVENT_PULSE, &signaled);
+ EXPECT_EQ(0, ret);
+ EXPECT_EQ(0, signaled);
+ check_event_state(event, 0, 0);
+
+ close(event);
+
+ close(fd);
+}
+
TEST(test_wait_any)
{
int objs[NTSYNC_MAX_WAIT_COUNT + 1], fd, ret;
--
2.43.0
