Index: uspace/drv/bus/usb/ehci/ehci_endpoint.c
===================================================================
--- uspace/drv/bus/usb/ehci/ehci_endpoint.c	(revision 090eea6883b5fb36abe0047be9edd57f4b2776b4)
+++ uspace/drv/bus/usb/ehci/ehci_endpoint.c	(revision 6de4b4a1ed8fdb0c375d1adf0c5b492851b48d66)
@@ -52,5 +52,6 @@
 	assert(instance->qh);
 	if (qh_toggle_from_td(instance->qh))
-		usb_log_warning("Setting toggle bit for transfer directed EP\n");
+		usb_log_warning("EP(%p): Setting toggle bit for transfer "
+		    "directed EP", instance);
 	qh_toggle_set(instance->qh, toggle);
 }
@@ -67,5 +68,5 @@
 	assert(instance->qh);
 	if (qh_toggle_from_td(instance->qh))
-		usb_log_warning("Reading useless toggle bit\n");
+		usb_log_warning("EP(%p): Reading useless toggle bit", instance);
 	return qh_toggle_get(instance->qh);
 }
@@ -89,4 +90,5 @@
 	}
 
+	usb_log_debug2("EP(%p): Creating for %p", ehci_ep, ep);
 	link_initialize(&ehci_ep->link);
 	qh_init(ehci_ep->qh, ep);
@@ -109,4 +111,5 @@
 	hc_dequeue_endpoint(hcd->driver.data, ep);
 	endpoint_clear_hc_data(ep);
+	usb_log_debug2("EP(%p): Destroying for %p", instance, ep);
 	if (instance) {
 		free32(instance->qh);