usb: dwc2: fix a race, don't power off/on phy for dual-role mode

[linux-2.6-microblaze.git] / drivers / usb / dwc2 / gadget.c

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 62fa637..8b15742 100644 (file)
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -4549,8 +4549,7 @@ static int dwc2_hsotg_udc_start(struct usb_gadget *gadget,
        hsotg->gadget.dev.of_node = hsotg->dev->of_node;
        hsotg->gadget.speed = USB_SPEED_UNKNOWN;
 
-       if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL ||
-           (hsotg->dr_mode == USB_DR_MODE_OTG && dwc2_is_device_mode(hsotg))) {
+       if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) {
                ret = dwc2_lowlevel_hw_enable(hsotg);
                if (ret)
                        goto err;
@@ -4612,8 +4611,7 @@ static int dwc2_hsotg_udc_stop(struct usb_gadget *gadget)
        if (!IS_ERR_OR_NULL(hsotg->uphy))
                otg_set_peripheral(hsotg->uphy->otg, NULL);
 
-       if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL ||
-           (hsotg->dr_mode == USB_DR_MODE_OTG && dwc2_is_device_mode(hsotg)))
+       if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)
                dwc2_lowlevel_hw_disable(hsotg);
 
        return 0;