Changeset 47dfb34 in mainline

Timestamp:

2011-12-11T18:25:46Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

ab5ea5b5

Parents:

0681c06

Message:

libusbdev: Implement pipe long transfers.

Location:

uspace/lib/usbdev

Files:

• include/usb/dev/pipes.h (modified) (1 diff)
• src/pipes.c (modified) (2 diffs)

uspace/lib/usbdev/include/usb/dev/pipes.h

@@ -129 +129 @@
 int usb_pipe_unregister(usb_pipe_t *);
 
-void usb_pipe_start_long_transfer(usb_pipe_t *);
-void usb_pipe_end_long_transfer(usb_pipe_t *);
+int usb_pipe_start_long_transfer(usb_pipe_t *);
+int usb_pipe_end_long_transfer(usb_pipe_t *);
 
 int usb_pipe_read(usb_pipe_t *, void *, size_t, size_t *);

uspace/lib/usbdev/src/pipes.c

@@ -75 +75 @@
  * @return Error code.
  */
-void usb_pipe_start_long_transfer(usb_pipe_t *pipe)
-{
+int usb_pipe_start_long_transfer(usb_pipe_t *pipe)
+{
+        assert(pipe);
+        assert(pipe->wire);
+        assert(pipe->wire->hc_connection);
+        return usb_hc_connection_open(pipe->wire->hc_connection);
 }
 /*----------------------------------------------------------------------------*/
@@ -85 +89 @@
  * @param pipe Pipe where to end the long transfer.
  */
-void usb_pipe_end_long_transfer(usb_pipe_t *pipe)
-{
+int usb_pipe_end_long_transfer(usb_pipe_t *pipe)
+{
+        assert(pipe);
+        assert(pipe->wire);
+        assert(pipe->wire->hc_connection);
+        return usb_hc_connection_close(pipe->wire->hc_connection);
 }
 /*----------------------------------------------------------------------------*/