[U-Boot] [PATCH V4 12/17] usb: gadget: mv_udc: optimize ep_enable

Troy Kisky
2013-09-20T03:29:35Z

Only get head if not ep0.

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

---
v4: no change
---
drivers/usb/gadget/mv_udc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/gadget/mv_udc.c b/drivers/usb/gadget/mv_udc.c
index 075b039..995585d 100644
--- a/drivers/usb/gadget/mv_udc.c
+++ b/drivers/usb/gadget/mv_udc.c
@@ -216,10 +216,8 @@ 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)
@@ -228,6 +226,8 @@ 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);
}
--
1.8.1.2