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

Mian Yousaf Kaukab · Felipe Balbi · commit 463e104fb0ff · 2015-05-26T10:40:06.000-05:00
Default 0 value can result in unintentional zlp for IN endpoints.

Tested-by: Ricardo Ribalda Delgado &lt;ricardo.ribalda@gmail.com&gt;
Signed-off-by: Mian Yousaf Kaukab &lt;yousaf.kaukab@intel.com&gt;
Signed-off-by: Felipe Balbi &lt;balbi@ti.com&gt;
diff --git 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);
 	}

Original file line number	Diff line number	Diff line change
`@@ -238,6 +238,7 @@ net2280_enable(struct usb_ep _ep, const struct usb_endpoint_descriptor desc)`
`238`	`238`	`tmp \|= (ep->is_in << ENDPOINT_DIRECTION);`
`239`	`239`	`}`
`240`	`240`
	`241`	`+ tmp \|= (4 << ENDPOINT_BYTE_COUNT);`
`241`	`242`	`tmp \|= usb_endpoint_num(desc);`
`242`	`243`	`tmp \|= (ep->ep.maxburst << MAX_BURST_SIZE);`
`243`	`244`	`}`