Index: uspace/drv/uhci-hcd/hc.c
===================================================================
--- uspace/drv/uhci-hcd/hc.c	(revision 20a1e76dd50f5d251f150e362d110c17d4fd11e2)
+++ uspace/drv/uhci-hcd/hc.c	(revision c61338a49a5067e59574b03dcf1a2e8ad1034fce)
@@ -67,5 +67,5 @@
 static int hc_debug_checker(void *arg);
 
-static bool allowed_usb_packet(
+static bool usb_is_allowed(
     bool low_speed, usb_transfer_type_t transfer, size_t size);
 /*----------------------------------------------------------------------------*/
@@ -323,8 +323,8 @@
 	assert(batch);
 	const int low_speed = (batch->speed == USB_SPEED_LOW);
-	if (!allowed_usb_packet(
+	if (!usb_is_allowed(
 	    low_speed, batch->transfer_type, batch->max_packet_size)) {
 		usb_log_warning(
-		    "Invalid USB packet specified %s SPEED %d %zu.\n",
+		    "Invalid USB transfer specified %s SPEED %d %zu.\n",
 		    low_speed ? "LOW" : "FULL" , batch->transfer_type,
 		    batch->max_packet_size);
@@ -471,12 +471,12 @@
 }
 /*----------------------------------------------------------------------------*/
-/** Check transfer packets, for USB validity
+/** Check transfers for USB validity
  *
  * @param[in] low_speed Transfer speed.
  * @param[in] transfer Transer type
- * @param[in] size Maximum size of used packets
+ * @param[in] size Size of data packets
  * @return True if transaction is allowed by USB specs, false otherwise
  */
-bool allowed_usb_packet(
+bool usb_is_allowed(
     bool low_speed, usb_transfer_type_t transfer, size_t size)
 {
Index: uspace/drv/uhci-hcd/hw_struct/transfer_descriptor.h
===================================================================
--- uspace/drv/uhci-hcd/hw_struct/transfer_descriptor.h	(revision 20a1e76dd50f5d251f150e362d110c17d4fd11e2)
+++ uspace/drv/uhci-hcd/hw_struct/transfer_descriptor.h	(revision c61338a49a5067e59574b03dcf1a2e8ad1034fce)
@@ -108,9 +108,9 @@
 }
 /*----------------------------------------------------------------------------*/
-/** Check whether less than max data were recieved and packet is marked as SPD.
+/** Check whether less than max data were received on SPD marked transfer.
  *
  * @param[in] instance TD structure to use.
- * @return True if packet is short (less than max bytes and SPD set), false
- *     otherwise.
+ * @return True if data packet is short (less than max bytes and SPD set),
+ * false otherwise.
  */
 static inline bool td_is_short(td_t *instance)
Index: uspace/drv/uhci-hcd/iface.c
===================================================================
--- uspace/drv/uhci-hcd/iface.c	(revision 20a1e76dd50f5d251f150e362d110c17d4fd11e2)
+++ uspace/drv/uhci-hcd/iface.c	(revision c61338a49a5067e59574b03dcf1a2e8ad1034fce)
@@ -279,6 +279,6 @@
  * @param[in] target USB device to write to.
  * @param[in] max_packet_size maximum size of data packet the device accepts.
- * @param[in] setup_data Data to send with SETUP packet.
- * @param[in] setup_size Size of data to send with SETUP packet (should be 8B).
+ * @param[in] setup_data Data to send with SETUP transfer.
+ * @param[in] setup_size Size of data to send with SETUP transfer (always 8B).
  * @param[in] data Source of data.
  * @param[in] size Size of data source.