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libusb: print path for USB dongle

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This commit is contained in:
Matthias Ringwald 2016-07-08 22:50:35 +02:00
parent 4ea196a400
commit a77ee77c5e
1 changed files with 14 additions and 0 deletions
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14
port/libusb/hci_transport_h2_libusb.c
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@ -570,8 +570,22 @@ static int scan_for_bt_device(libusb_device **devs, int start_index) {
}
#endif
// seems to be the max depth for USB 3
#define MAX_PATH_DEPTH 7
static int prepare_device(libusb_device_handle * aHandle){
// print device path
uint8_t port_numbers[MAX_PATH_DEPTH];
libusb_device * device = libusb_get_device(aHandle);
int path_len = libusb_get_port_numbers(device, port_numbers, MAX_PATH_DEPTH);
printf("USB Path: ");
int i;
for (i=0;i<path_len;i++){
if (i) printf("-");
printf("%02x", port_numbers[i]);
}
printf("\n");
int r;
int kernel_driver_detached = 0;