Commit d70d8442 authored by Felipe Balbi's avatar Felipe Balbi
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usb: dwc3: gadget: avoid memcpy()ing event buffer 



We're only using the 4 byte events and memcpy()
will make us slower. We can easily avoid that.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 8b5d6b0a

drivers/usb/dwc3/gadget.c

+2 −1
Original line number Diff line number Diff line
@@ -2223,7 +2223,8 @@ static irqreturn_t dwc3_process_event_buf(struct dwc3 *dwc, u32 buf) 
	while (left > 0) {

		union dwc3_event event;



		memcpy(&event.raw, (evt->buf + evt->lpos), sizeof(event.raw));

		event.raw = *(u32 *) (evt->buf + evt->lpos);



		dwc3_process_event_entry(dwc, &event);

		/*

		 * XXX we wrap around correctly to the next entry as almost all