diff options
Diffstat (limited to 'examples/xusb.c')
| -rw-r--r-- | examples/xusb.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/examples/xusb.c b/examples/xusb.c index 0ae896e..b1bfa39 100644 --- a/examples/xusb.c +++ b/examples/xusb.c @@ -605,7 +605,7 @@ int test_device(uint16_t vid, uint16_t pid) { libusb_device_handle *handle; libusb_device *dev; - struct libusb_device_topology topology; + uint8_t bus, port_path[8]; struct libusb_config_descriptor *conf_desc; const struct libusb_endpoint_descriptor *endpoint; int i, j, k, r; @@ -629,8 +629,14 @@ int test_device(uint16_t vid, uint16_t pid) } dev = libusb_get_device(handle); - if (libusb_get_device_topology(dev, &topology) == LIBUSB_SUCCESS) { - printf("bus: %d, port: %d, depth: %d\n", topology.bus, topology.port, topology.depth); + bus = libusb_get_bus_number(dev); + r = libusb_get_port_path(dev, port_path, sizeof(port_path)); + if (r > 0) { + printf("bus: %d, port path from HCD: %d", bus, port_path[0]); + for (i=1; i<r; i++) { + printf("->%d", port_path[i]); + } + printf("\n"); } printf("\nReading device descriptor:\n"); |