19 #define DMA_TEST_DATA_PATTERN		0x0123456789abcdefLL
72  * @xd: XDomain the service belongs to
81  * @link_speed: Expected link speed (Gb/s), %0 to use whatever is negotiated
82  * @link_width: Expected link width (Gb/s), %0 to use whatever is negotiated
94 	struct tb_xdomain *xd;  member
116 	UUID_INIT(0x3188cd10, 0x6523, 0x4a5a,
117 		  0xa6, 0x82, 0xfd, 0xca, 0x07, 0xa2, 0x48, 0xd8);
125 		tb_xdomain_release_in_hopid(dt->xd, dt->rx_hopid);  in dma_test_free_rings()
130 		tb_xdomain_release_out_hopid(dt->xd, dt->tx_hopid);  in dma_test_free_rings()
139 	struct tb_xdomain *xd = dt->xd;  in dma_test_start_rings()  local
140 	int ret, e2e_tx_hop = 0;  in dma_test_start_rings()
152 		ring = tb_ring_alloc_tx(xd->tb->nhi, -1, DMA_TEST_TX_RING_SIZE,  in dma_test_start_rings()
160 		ret = tb_xdomain_alloc_out_hopid(xd, -1);  in dma_test_start_rings()
161 		if (ret < 0) {  in dma_test_start_rings()
175 		ring = tb_ring_alloc_rx(xd->tb->nhi, -1, DMA_TEST_RX_RING_SIZE,  in dma_test_start_rings()
185 		ret = tb_xdomain_alloc_in_hopid(xd, -1);  in dma_test_start_rings()
186 		if (ret < 0) {  in dma_test_start_rings()
194 	ret = tb_xdomain_enable_paths(dt->xd, dt->tx_hopid,  in dma_test_start_rings()
195 				      dt->tx_ring ? dt->tx_ring->hop : 0,  in dma_test_start_rings()
197 				      dt->rx_ring ? dt->rx_ring->hop : 0);  in dma_test_start_rings()
208 	return 0;  in dma_test_start_rings()
220 	ret = tb_xdomain_disable_paths(dt->xd, dt->tx_hopid,  in dma_test_stop_rings()
221 				       dt->tx_ring ? dt->tx_ring->hop : 0,  in dma_test_stop_rings()
223 				       dt->rx_ring ? dt->rx_ring->hop : 0);  in dma_test_stop_rings()
266 	for (i = 0; i < npackets; i++) {  in dma_test_submit_rx()
296 	return 0;  in dma_test_submit_rx()
317 	for (i = 0; i < npackets; i++) {  in dma_test_submit_tx()
325 		tf->frame.size = 0; /* means 4096 */  in dma_test_submit_tx()
355 	return 0;  in dma_test_submit_tx()
370 	return 0;						\
386 	return 0;						\
398 	return val > 2 ? -EINVAL : 0;  in lanes_validate()
417 	case 0:  in speed_validate()
418 		return 0;  in speed_validate()
437 	return val > DMA_TEST_MAX_PACKETS ? -EINVAL : 0;  in packets_to_receive_validate()
454 	return val > DMA_TEST_MAX_PACKETS ? -EINVAL : 0;  in packets_to_send_validate()
468 		return tb_xdomain_lane_bonding_enable(dt->xd);  in dma_test_set_bonding()
470 		tb_xdomain_lane_bonding_disable(dt->xd);  in dma_test_set_bonding()
473 		return 0;  in dma_test_set_bonding()
490 		if (dt->link_speed && dt->xd->link_speed != dt->link_speed) {  in dma_test_check_errors()
493 			   dt->xd->link_width != dt->link_width) {  in dma_test_check_errors()
520 	dt->packets_sent = 0;  in test_store()
521 	dt->packets_received = 0;  in test_store()
522 	dt->crc_errors = 0;  in test_store()
523 	dt->buffer_overflow_errors = 0;  in test_store()
616 	return 0;  in status_show()
638 	struct tb_xdomain *xd = tb_service_parent(svc);  in dma_test_probe()  local
646 	dt->xd = xd;  in dma_test_probe()
653 	return 0;  in dma_test_probe()
675 	return 0;  in dma_test_suspend()
680 	return 0;  in dma_test_resume()
713 	for (i = 0; i <	DMA_TEST_FRAME_SIZE / sizeof(data_value); i++)  in dma_test_init()
724 	tb_property_add_immediate(dma_test_dir, "prtcrevs", 0);  in dma_test_init()
725 	tb_property_add_immediate(dma_test_dir, "prtcstns", 0);  in dma_test_init()
735 	return 0;  in dma_test_init()