usb: gadget: net2280: set all byte enables on start

Default 0 value can result in unintentional zlp for IN endpoints.

Tested-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
index 4a90ae6..878a98e 100644 (file)
--- a/drivers/usb/gadget/udc/net2280.c
+++ b/drivers/usb/gadget/udc/net2280.c
@@ -238,6 +238,7 @@ net2280_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
                        tmp |= (ep->is_in << ENDPOINT_DIRECTION);
                }
 
+               tmp |= (4 << ENDPOINT_BYTE_COUNT);
                tmp |= usb_endpoint_num(desc);
                tmp |= (ep->ep.maxburst << MAX_BURST_SIZE);
        }