Without this declaration we can`t use interrupt_out_endpointAddress.
---
drivers/usb/serial/metro-usb.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
index 08d16e8..6dba779 100644
--- a/drivers/usb/serial/metro-usb.c
+++ b/drivers/usb/serial/metro-usb.c
@@ -136,6 +136,14 @@ exit:
__func__, result);
}
+static void metrousb_write_int_callback (struct urb *urb)
+{
+ struct usb_serial_port *port = urb->context;
+
+ dev_warn(&port->dev, "%s not implemented yet.\n"
+ ,__FUNCTION__);
+}
+
static void metrousb_cleanup(struct usb_serial_port *port)
{
dev_dbg(&port->dev, "%s\n", __func__);
@@ -377,6 +385,7 @@ static struct usb_serial_driver metrousb_device = {
.open = metrousb_open,
.close = metrousb_cleanup,
.read_int_callback = metrousb_read_int_callback,
+ .write_int_callback = metrousb_write_int_callback,
.attach = metrousb_startup,
.release = metrousb_shutdown,
.throttle = metrousb_throttle,
--
1.7.5.4
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