[PATCH v2 3/9] usb: dwc3: qcom: fix gadget-only builds

[Johan Hovold]

A recent change added a dependency to the USB host stack and broke
gadget-only builds of the driver.

Fixes: 6895ea55c385 ("usb: dwc3: qcom: Configure wakeup interrupts during suspend")
Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---

Changes in v2
 - new patch

 drivers/usb/dwc3/dwc3-qcom.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
index be2e3dd36440..e9364141661b 100644
--- a/drivers/usb/dwc3/dwc3-qcom.c
+++ b/drivers/usb/dwc3/dwc3-qcom.c
@@ -310,8 +310,11 @@ static enum usb_device_speed dwc3_qcom_read_usb2_speed(struct dwc3_qcom *qcom)
 	 * currently supports only 1 port per controller. So
 	 * this is sufficient.
 	 */
+#ifdef CONFIG_USB
 	udev = usb_hub_find_child(hcd->self.root_hub, 1);
-
+#else
+	udev = NULL;
+#endif
 	if (!udev)
 		return USB_SPEED_UNKNOWN;
 
-- 
2.35.1