Changes in uspace/lib/usbdev/src/pipes.c [9f7276d:7fc260ff] in mainline

File:

• uspace/lib/usbdev/src/pipes.c (modified) (3 diffs)

uspace/lib/usbdev/src/pipes.c

@@ -52 +52 @@
  * @return USB address or error code.
  */
-static usb_address_t get_my_address(async_sess_t *sess, ddf_dev_t *dev)
+static usb_address_t get_my_address(async_sess_t *sess, const ddf_dev_t *dev)
 {
         async_exch_t *exch = async_exchange_begin(sess);
         
-        /*
-         * We are sending special value as a handle - zero - to get
-         * handle of the parent function (that handle was used
-         * when registering our device @p dev.
-         */
         sysarg_t address;
-        int rc = async_req_2_1(exch, DEV_IFACE_ID(USB_DEV_IFACE),
-            IPC_M_USB_GET_ADDRESS, 0, &address);
+        int rc = async_req_1_1(exch, DEV_IFACE_ID(USB_DEV_IFACE),
+            IPC_M_USB_GET_MY_ADDRESS, &address);
         
         async_exchange_end(exch);
@@ -78 +73 @@
  * @return Interface number (negative code means any).
  */
-int usb_device_get_assigned_interface(ddf_dev_t *device)
-{
+int usb_device_get_assigned_interface(const ddf_dev_t *device)
+{
+        assert(device);
         async_sess_t *parent_sess =
             devman_parent_device_connect(EXCHANGE_ATOMIC, device->handle,
@@ -108 +104 @@
  */
 int usb_device_connection_initialize_from_device(
-    usb_device_connection_t *connection, ddf_dev_t *dev)
+    usb_device_connection_t *connection, const ddf_dev_t *dev)
 {
         assert(connection);