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path: root/drivers/usb/gadget/udc/m66592-udc.c
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Diffstat (limited to 'drivers/usb/gadget/udc/m66592-udc.c')
-rw-r--r--drivers/usb/gadget/udc/m66592-udc.c24
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/usb/gadget/udc/m66592-udc.c b/drivers/usb/gadget/udc/m66592-udc.c
index b1cfa96cc..6e977dc22 100644
--- a/drivers/usb/gadget/udc/m66592-udc.c
+++ b/drivers/usb/gadget/udc/m66592-udc.c
@@ -1199,8 +1199,6 @@ static irqreturn_t m66592_irq(int irq, void *_m66592)
struct m66592 *m66592 = _m66592;
u16 intsts0;
u16 intenb0;
- u16 brdysts, nrdysts, bempsts;
- u16 brdyenb, nrdyenb, bempenb;
u16 savepipe;
u16 mask0;
@@ -1224,12 +1222,10 @@ static irqreturn_t m66592_irq(int irq, void *_m66592)
mask0 = intsts0 & intenb0;
if (mask0) {
- brdysts = m66592_read(m66592, M66592_BRDYSTS);
- nrdysts = m66592_read(m66592, M66592_NRDYSTS);
- bempsts = m66592_read(m66592, M66592_BEMPSTS);
- brdyenb = m66592_read(m66592, M66592_BRDYENB);
- nrdyenb = m66592_read(m66592, M66592_NRDYENB);
- bempenb = m66592_read(m66592, M66592_BEMPENB);
+ u16 brdysts = m66592_read(m66592, M66592_BRDYSTS);
+ u16 bempsts = m66592_read(m66592, M66592_BEMPSTS);
+ u16 brdyenb = m66592_read(m66592, M66592_BRDYENB);
+ u16 bempenb = m66592_read(m66592, M66592_BEMPENB);
if (mask0 & M66592_VBINT) {
m66592_write(m66592, 0xffff & ~M66592_VBINT,
@@ -1408,28 +1404,20 @@ static int m66592_dequeue(struct usb_ep *_ep, struct usb_request *_req)
static int m66592_set_halt(struct usb_ep *_ep, int value)
{
- struct m66592_ep *ep;
- struct m66592_request *req;
+ struct m66592_ep *ep = container_of(_ep, struct m66592_ep, ep);
unsigned long flags;
int ret = 0;
- ep = container_of(_ep, struct m66592_ep, ep);
- req = list_entry(ep->queue.next, struct m66592_request, queue);
-
spin_lock_irqsave(&ep->m66592->lock, flags);
if (!list_empty(&ep->queue)) {
ret = -EAGAIN;
- goto out;
- }
- if (value) {
+ } else if (value) {
ep->busy = 1;
pipe_stall(ep->m66592, ep->pipenum);
} else {
ep->busy = 0;
pipe_stop(ep->m66592, ep->pipenum);
}
-
-out:
spin_unlock_irqrestore(&ep->m66592->lock, flags);
return ret;
}