Changeset 2e85b3c in mainline for uspace/lib/usb/src/pipesinit.c

Timestamp:

2011-02-16T18:22:43Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f4c87aa9

Parents:

600733e (diff), ec59693 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Development branch

File:

• uspace/lib/usb/src/pipesinit.c (modified) (1 diff)

uspace/lib/usb/src/pipesinit.c

@@ -320 +320 @@
 }
 
+/** Initialize USB endpoint pipe.
+ *
+ * @param pipe Endpoint pipe to be initialized.
+ * @param connection Connection to the USB device backing this pipe (the wire).
+ * @param endpoint_no Endpoint number (in USB 1.1 in range 0 to 15).
+ * @param transfer_type Transfer type (e.g. interrupt or bulk).
+ * @param max_packet_size Maximum packet size in bytes.
+ * @param direction Endpoint direction (in/out).
+ * @return Error code.
+ */
+int usb_endpoint_pipe_initialize(usb_endpoint_pipe_t *pipe,
+    usb_device_connection_t *connection, usb_endpoint_t endpoint_no,
+    usb_transfer_type_t transfer_type, size_t max_packet_size,
+    usb_direction_t direction)
+{
+        assert(pipe);
+        assert(connection);
+
+        pipe->wire = connection;
+        pipe->hc_phone = -1;
+        pipe->endpoint_no = endpoint_no;
+        pipe->transfer_type = transfer_type;
+        pipe->max_packet_size = max_packet_size;
+        pipe->direction = direction;
+
+        return EOK;
+}
+
+
+/** Initialize USB endpoint pipe as the default zero control pipe.
+ *
+ * @param pipe Endpoint pipe to be initialized.
+ * @param connection Connection to the USB device backing this pipe (the wire).
+ * @return Error code.
+ */
+int usb_endpoint_pipe_initialize_default_control(usb_endpoint_pipe_t *pipe,
+    usb_device_connection_t *connection)
+{
+        assert(pipe);
+        assert(connection);
+
+        int rc = usb_endpoint_pipe_initialize(pipe, connection,
+            0, USB_TRANSFER_CONTROL, 8, USB_DIRECTION_BOTH);
+
+        return rc;
+}
+
 /**
  * @}