diff options
Diffstat (limited to 'include/linux/usb/serial.h')
| -rw-r--r-- | include/linux/usb/serial.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index ff8872eba3a..2a328376160 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -60,6 +60,8 @@ enum port_dev_state { * @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 + * @tx_bytes: number of bytes currently in host stack queues + * @tx_urbs: number of urbs currently in host stack queues * @bulk_out_endpointAddress: endpoint address for the bulk out pipe for this * port. * @write_wait: a wait_queue_head_t used by the port. @@ -98,8 +100,8 @@ struct usb_serial_port { int write_urb_busy; __u8 bulk_out_endpointAddress; - int tx_bytes_flight; - int urbs_in_flight; + int tx_bytes; + int tx_urbs; wait_queue_head_t write_wait; struct work_struct work; @@ -223,7 +225,8 @@ struct usb_serial_driver { struct device_driver driver; struct usb_driver *usb_driver; struct usb_dynids dynids; - int max_in_flight_urbs; + + unsigned char multi_urb_write:1; size_t bulk_in_size; size_t bulk_out_size; |