From c06795f114a6c4a423b11c9d9bbeb77ecbfbaa8b Mon Sep 17 00:00:00 2001
From: Johan Hovold <johan+linaro@kernel.org>
Date: Thu, 4 Aug 2022 17:09:55 +0200
Subject: [PATCH] usb: dwc3: qcom: fix gadget-only builds
Git-commit: c06795f114a6c4a423b11c9d9bbeb77ecbfbaa8b
References: git-fixes
Patch-mainline: v6.0-rc4
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@infradead.org>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20220804151001.23612-4-johan+linaro@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
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;
--
2.39.2