usb: Check for High-Speed configuration

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/usb.c b/src/usb.c
index 7b2397a..0871868 100644
--- a/src/usb.c
+++ b/src/usb.c
@@ -31,6 +31,7 @@ int usb_open(struct context *context, struct omap_description **descriptions, si
 	struct libusb_device_handle *handle = NULL;
 	struct libusb_device_descriptor descriptor;
 	int configuration;
+	int speed;
 	char device_name[32];
 	size_t count;
 	size_t i;
@@ -66,6 +67,12 @@ int usb_open(struct context *context, struct omap_description **descriptions, si
 			for (j = 0; j < descriptions_count; j++) {
 				for (k = 0; k < descriptions[j]->usb_device_ids_count; k++) {
 					if (descriptions[j]->usb_device_ids[k].vendor_id == descriptor.idVendor && descriptions[j]->usb_device_ids[k].product_id == descriptor.idProduct) {
+						speed = libusb_get_device_speed(list[i]);
+						if (speed != LIBUSB_SPEED_HIGH) {
+							fprintf(stderr, "Configuring High-Speed failed\n");
+							goto error;
+						}
+
 						rc = libusb_open(list[i], &handle);
 						if (rc < 0) {
 							fprintf(stderr, "Opening USB device failed\n");