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authorMichal Nazarewicz <mina86@mina86.com>2013-11-10 20:35:55 +0100
committerFelipe Balbi <balbi@ti.com>2013-11-26 10:58:16 -0600
commit4fbc5566c8b9b8e1c927583b89f3ff9e27ebad09 (patch)
treea64734406189a85f301d79e07d3795d9153d8117 /drivers/usb/gadget/goku_udc.c
parentc3505f04582f3fee1452613c7d36a1811e524ab4 (diff)
downloadop-kernel-dev-4fbc5566c8b9b8e1c927583b89f3ff9e27ebad09.zip
op-kernel-dev-4fbc5566c8b9b8e1c927583b89f3ff9e27ebad09.tar.gz
usb: gadget: goku: remove unused argument
The stop_activity function never uses driver argument (even though it modifies it) and thus it is safe to remove it. Signed-off-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget/goku_udc.c')
-rw-r--r--drivers/usb/gadget/goku_udc.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index f827680..7eda9fd 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
@@ -1350,16 +1350,12 @@ static int goku_udc_start(struct usb_gadget *g,
return 0;
}
-static void
-stop_activity(struct goku_udc *dev, struct usb_gadget_driver *driver)
+static void stop_activity(struct goku_udc *dev)
{
unsigned i;
DBG (dev, "%s\n", __func__);
- if (dev->gadget.speed == USB_SPEED_UNKNOWN)
- driver = NULL;
-
/* disconnect gadget driver after quiesceing hw and the driver */
udc_reset (dev);
for (i = 0; i < 4; i++)
@@ -1377,7 +1373,7 @@ static int goku_udc_stop(struct usb_gadget *g,
spin_lock_irqsave(&dev->lock, flags);
dev->driver = NULL;
- stop_activity(dev, driver);
+ stop_activity(dev);
spin_unlock_irqrestore(&dev->lock, flags);
return 0;
@@ -1521,7 +1517,7 @@ rescan:
if (unlikely(stat & INT_DEVWIDE)) {
if (stat & INT_SYSERROR) {
ERROR(dev, "system error\n");
- stop_activity(dev, dev->driver);
+ stop_activity(dev);
stat = 0;
handled = 1;
// FIXME have a neater way to prevent re-enumeration
@@ -1536,7 +1532,7 @@ rescan:
} else {
DBG(dev, "disconnect\n");
if (dev->gadget.speed == USB_SPEED_FULL)
- stop_activity(dev, dev->driver);
+ stop_activity(dev);
dev->ep0state = EP0_DISCONNECT;
dev->int_enable = INT_DEVWIDE;
writel(dev->int_enable, &dev->regs->int_enable);
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