usb: gadget: net2280: Fix invalid handling of Reset irq

Without this patch, some hosts keep restarting indefinitely the target. Fixes: ae8e530 (usb: gadget: net2280: Code Cleanup) Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
mariux64 · Sep 3, 2014 · ac9d032 · ac9d032
1 parent 9267eda
commit ac9d032
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
@@ -3320,7 +3320,7 @@ static void handle_stat1_irqs(struct net2280 *dev, u32 stat)
 	if (stat & tmp) {
 		writel(tmp, &dev->regs->irqstat1);
 		if ((((stat & BIT(ROOT_PORT_RESET_INTERRUPT)) &&
-				(readl(&dev->usb->usbstat) & mask)) ||
+				((readl(&dev->usb->usbstat) & mask) == 0)) ||
 				((readl(&dev->usb->usbctl) &
 					BIT(VBUS_PIN)) == 0)) &&
 				(dev->gadget.speed != USB_SPEED_UNKNOWN)) {