From: Troy Kisky <troy.kisky@boundarydevices.com>
Date: Thu, 10 Oct 2013 22:28:02 +0000 (-0700)
Subject: usb: gadget: mv_udc: optimize ep_enable
X-Git-Tag: v2014.01-rc1~207^2~2
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=7b7924cdf8134b347e9e58aee0c595fb7ed45044;p=u-boot

usb: gadget: mv_udc: optimize ep_enable

Only get head if not ep0.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
---

diff --git a/drivers/usb/gadget/mv_udc.c b/drivers/usb/gadget/mv_udc.c
index 1c5760535e..3f50c0f5f2 100644
--- a/drivers/usb/gadget/mv_udc.c
+++ b/drivers/usb/gadget/mv_udc.c
@@ -210,10 +210,8 @@ static void mv_ep_free_request(struct usb_ep *ep, struct usb_request *_req)
 
 static void ep_enable(int num, int in, int maxpacket)
 {
-	struct ept_queue_head *head;
 	struct mv_udc *udc = (struct mv_udc *)controller.ctrl->hcor;
 	unsigned n;
-	head = mv_get_qh(num, in);
 
 	n = readl(&udc->epctrl[num]);
 	if (in)
@@ -222,6 +220,8 @@ static void ep_enable(int num, int in, int maxpacket)
 		n |= (CTRL_RXE | CTRL_RXR | CTRL_RXT_BULK);
 
 	if (num != 0) {
+		struct ept_queue_head *head = mv_get_qh(num, in);
+
 		head->config = CONFIG_MAX_PKT(maxpacket) | CONFIG_ZLT;
 		mv_flush_qh(num);
 	}