1 files changed, 8 insertions, 3 deletions

diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index b29f70b2ecae..4267a9c717ba 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -58,11 +58,13 @@ enum port_dev_state {
  * @read_urb: pointer to the bulk in struct urb for this port.
  * @bulk_in_endpointAddress: endpoint address for the bulk in pipe for this
  *      port.
+ * @bulk_in_buffers: pointers to the bulk in buffers for this port
+ * @read_urbs: pointers to the bulk in urbs for this port
+ * @read_urbs_free: status bitmap the for bulk in urbs
  * @bulk_out_buffer: pointer to the bulk out buffer for this port.
  * @bulk_out_size: the size of the bulk_out_buffer, in bytes.
  * @write_urb: pointer to the bulk out struct urb for this port.
  * @write_fifo: kfifo used to buffer outgoing data
- * @write_urb_busy: port`s writing status
  * @bulk_out_buffers: pointers to the bulk out buffers for this port
  * @write_urbs: pointers to the bulk out urbs for this port
  * @write_urbs_free: status bitmap the for bulk out urbs
@@ -99,11 +101,14 @@ struct usb_serial_port {
         struct urb              *read_urb;
         __u8                    bulk_in_endpointAddress;
 
+        unsigned char           *bulk_in_buffers[2];
+        struct urb              *read_urbs[2];
+        unsigned long           read_urbs_free;
+
         unsigned char           *bulk_out_buffer;
         int                     bulk_out_size;
         struct urb              *write_urb;
         struct kfifo            write_fifo;
-        int                     write_urb_busy;
 
         unsigned char           *bulk_out_buffers[2];
         struct urb              *write_urbs[2];
@@ -340,7 +345,7 @@ extern void usb_serial_generic_disconnect(struct usb_serial *serial);
 extern void usb_serial_generic_release(struct usb_serial *serial);
 extern int usb_serial_generic_register(int debug);
 extern void usb_serial_generic_deregister(void);
-extern int usb_serial_generic_submit_read_urb(struct usb_serial_port *port,
+extern int usb_serial_generic_submit_read_urbs(struct usb_serial_port *port,
                                                  gfp_t mem_flags);
 extern void usb_serial_generic_process_read_urb(struct urb *urb);
 extern int usb_serial_generic_prepare_write_buffer(struct usb_serial_port *port,