248 	int qbuf(node *node, bool fill_bytesused = true)  in qbuf()  function in buffer
254 		err = node->qbuf(*this);  in qbuf()
262 	int qbuf(node *node, const cv4l_queue &q)  in qbuf()  function in buffer
266 		return qbuf(node, false);  in qbuf()
840 		fail_on_test(buf.qbuf(node, q));  in setupM2M()
1023 				fail_on_test(!buf.qbuf(node));  in captureBufs()
1027 			fail_on_test(buf.qbuf(node, q));  in captureBufs()
1115 		fail_on_test(buf.qbuf(node_m2m_cap, m2m_q));  in captureBufs()
1148 	fail_on_test(buf.qbuf(node, false) != EINVAL);  in bufferOutputErrorTest()
1157 		fail_on_test(buf.qbuf(node, false) != EINVAL);  in bufferOutputErrorTest()
1169 	fail_on_test(buf.qbuf(node, false));  in bufferOutputErrorTest()
1212 			fail_on_test(buf.qbuf(node));  in setupMmap()
1214 			fail_on_test(!buf.qbuf(node));  in setupMmap()
1219 			fail_on_test(!buf.qbuf(node));  in setupMmap()
1279 			fail_on_test(buf.qbuf(node));  in testMmap()
1292 			fail_on_test(buf.qbuf(node));  in testMmap()
1383 			fail_on_test(buf_cap.qbuf(node));  in testMmap()
1395 			fail_on_test(buf_cap.qbuf(node));  in testMmap()
1419 			fail_on_test(buf_cap.qbuf(node));  in testMmap()
1431 			fail_on_test(buf_cap.qbuf(node));  in testMmap()
1518 			ret = buf.qbuf(node);  in setupUserPtr()
1523 			ret = buf.qbuf(node);  in setupUserPtr()
1531 			fail_on_test(buf.qbuf(node));  in setupUserPtr()
1533 			fail_on_test(buf.qbuf(node, q));  in setupUserPtr()
1754 		fail_on_test(buf.qbuf(node, false));  in setupDmaBuf()
2033 	ret = buf.qbuf(node);  in testRequests()
2039 		fail_on_test(buf.qbuf(node));  in testRequests()
2041 		fail_on_test(!buf.qbuf(node));  in testRequests()
2057 		fail_on_test(!buf.qbuf(node));  in testRequests()
2074 			fail_on_test(!buf.qbuf(node));  in testRequests()
2076 			fail_on_test(!buf.qbuf(node));  in testRequests()
2092 		int err = buf.qbuf(node);  in testRequests()
2095 			fail_on_test(!buf.qbuf(node));  in testRequests()
2125 		fail_on_test(!buf.qbuf(node));  in testRequests()
2140 			fail_on_test(!buf.qbuf(node));  in testRequests()
2144 		fail_on_test(buf.qbuf(node));  in testRequests()
2439 			fail_on_test(node->qbuf(buf));  in testStreaming()
2457 			fail_on_test(node->qbuf(buf));  in testStreaming()