Index: uspace/drv/ehci-hcd/hc_iface.c
===================================================================
--- uspace/drv/ehci-hcd/hc_iface.c	(revision 215b0011eca870a830810090eff081242de617da)
+++ uspace/drv/ehci-hcd/hc_iface.c	(revision c6cb76d97feb5d033f3029669b5388f0ed7b023c)
@@ -165,5 +165,4 @@
  * @param[in] fun Device function the action was invoked on.
  * @param[in] target Target pipe (address and endpoint number) specification.
- * @param[in] max_packet_size Max packet size for the transfer.
  * @param[in] data Data to be sent (in USB endianess, allocated and deallocated
  *	by the caller).
@@ -174,5 +173,5 @@
  */
 static int interrupt_out(ddf_fun_t *fun, usb_target_t target,
-    size_t max_packet_size, void *data, size_t size,
+    void *data, size_t size,
     usbhc_iface_transfer_out_callback_t callback, void *arg)
 {
@@ -191,5 +190,4 @@
  * @param[in] fun Device function the action was invoked on.
  * @param[in] target Target pipe (address and endpoint number) specification.
- * @param[in] max_packet_size Max packet size for the transfer.
  * @param[in] data Buffer where to store the data (in USB endianess,
  *	allocated and deallocated by the caller).
@@ -200,5 +198,5 @@
  */
 static int interrupt_in(ddf_fun_t *fun, usb_target_t target,
-    size_t max_packet_size, void *data, size_t size,
+    void *data, size_t size,
     usbhc_iface_transfer_in_callback_t callback, void *arg)
 {
@@ -217,5 +215,4 @@
  * @param[in] fun Device function the action was invoked on.
  * @param[in] target Target pipe (address and endpoint number) specification.
- * @param[in] max_packet_size Max packet size for the transfer.
  * @param[in] data Data to be sent (in USB endianess, allocated and deallocated
  *	by the caller).
@@ -226,5 +223,5 @@
  */
 static int bulk_out(ddf_fun_t *fun, usb_target_t target,
-    size_t max_packet_size, void *data, size_t size,
+    void *data, size_t size,
     usbhc_iface_transfer_out_callback_t callback, void *arg)
 {
@@ -243,5 +240,4 @@
  * @param[in] fun Device function the action was invoked on.
  * @param[in] target Target pipe (address and endpoint number) specification.
- * @param[in] max_packet_size Max packet size for the transfer.
  * @param[in] data Buffer where to store the data (in USB endianess,
  *	allocated and deallocated by the caller).
@@ -252,5 +248,5 @@
  */
 static int bulk_in(ddf_fun_t *fun, usb_target_t target,
-    size_t max_packet_size, void *data, size_t size,
+    void *data, size_t size,
     usbhc_iface_transfer_in_callback_t callback, void *arg)
 {
@@ -269,5 +265,4 @@
  * @param[in] fun Device function the action was invoked on.
  * @param[in] target Target pipe (address and endpoint number) specification.
- * @param[in] max_packet_size Max packet size for the transfer.
  * @param[in] setup_packet Setup packet buffer (in USB endianess, allocated
  *	and deallocated by the caller).
@@ -281,5 +276,4 @@
  */
 static int control_write(ddf_fun_t *fun, usb_target_t target,
-    size_t max_packet_size,
     void *setup_packet, size_t setup_packet_size,
     void *data_buffer, size_t data_buffer_size,
@@ -300,5 +294,4 @@
  * @param[in] fun Device function the action was invoked on.
  * @param[in] target Target pipe (address and endpoint number) specification.
- * @param[in] max_packet_size Max packet size for the transfer.
  * @param[in] setup_packet Setup packet buffer (in USB endianess, allocated
  *	and deallocated by the caller).
@@ -312,5 +305,4 @@
  */
 static int control_read(ddf_fun_t *fun, usb_target_t target,
-    size_t max_packet_size,
     void *setup_packet, size_t setup_packet_size,
     void *data_buffer, size_t data_buffer_size,