usb: udc: dwc3: Fold dwc3_uboot_handle_interrupt into dm_usb_gadget_handle_interrupts

The only call site of dwc3_uboot_handle_interrupt() is the
dm_usb_gadget_handle_interrupts(), fold the former into the
later. This makes dwc3_uboot_handle_interrupt() unavailable
to be called from board code as well.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Tested-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> # vim3
Link: https://lore.kernel.org/r/20240317044357.547037-2-marek.vasut+renesas@mailbox.org
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 09737be..96e850b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -988,18 +988,27 @@
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("DesignWare USB3 DRD Controller Driver");
 
+#if !CONFIG_IS_ENABLED(DM_USB_GADGET)
+__weak int dwc3_uboot_interrupt_status(struct udevice *dev)
+{
+	return 1;
+}
+
 /**
- * dwc3_uboot_handle_interrupt - handle dwc3 core interrupt
+ * dm_usb_gadget_handle_interrupts - handle dwc3 core interrupt
  * @dev: device of this controller
  *
  * Invokes dwc3 gadget interrupts.
  *
  * Generally called from board file.
  */
-void dwc3_uboot_handle_interrupt(struct udevice *dev)
+int dm_usb_gadget_handle_interrupts(struct udevice *dev)
 {
 	struct dwc3 *dwc = NULL;
 
+	if (!dwc3_uboot_interrupt_status(dev))
+		return 0;
+
 	list_for_each_entry(dwc, &dwc3_list, list) {
 		if (dwc->dev != dev)
 			continue;
@@ -1007,20 +1016,6 @@
 		dwc3_gadget_uboot_handle_interrupt(dwc);
 		break;
 	}
-}
-
-#if !CONFIG_IS_ENABLED(DM_USB_GADGET)
-__weak int dwc3_uboot_interrupt_status(struct udevice *dev)
-{
-	return 1;
-}
-
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
-{
-	if (!dwc3_uboot_interrupt_status(dev))
-		return 0;
-
-	dwc3_uboot_handle_interrupt(dev);
 
 	return 0;
 }