From ac9d032e739f13ca04bfe6e0fd04bd114f72c6e2 Mon Sep 17 00:00:00 2001 From: Ricardo Ribalda Delgado Date: Tue, 26 Aug 2014 18:00:19 +0200 Subject: [PATCH] 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 Signed-off-by: Felipe Balbi --- drivers/usb/gadget/udc/net2280.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c index f4eac113690e..2e95715b50c0 100644 --- 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)) {