Implement .handle_interrupts callback as a replacement for deprecated
dm_usb_gadget_handle_interrupts() function. The new callback allows
for each DM capable USB gadget controller driver to define its own
IRQ handling implementation without colliding with other controller
drivers.

Signed-off-by: Marek Vasut <[email protected]>
---
Cc: Alexander Sverdlin <[email protected]>
Cc: Felipe Balbi <[email protected]>
Cc: Lukasz Majewski <[email protected]>
Cc: Mattijs Korpershoek <[email protected]>
Cc: Nishanth Menon <[email protected]>
Cc: Simon Glass <[email protected]>
Cc: Thinh Nguyen <[email protected]>
Cc: Tom Rini <[email protected]>
Cc: [email protected]
---
 drivers/usb/dwc3/dwc3-generic.c    | 23 ++++++++++++++---------
 drivers/usb/dwc3/dwc3-layerscape.c | 21 +++++++++++++--------
 2 files changed, 27 insertions(+), 17 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c
index 8db678eb85d..731ede2fead 100644
--- a/drivers/usb/dwc3/dwc3-generic.c
+++ b/drivers/usb/dwc3/dwc3-generic.c
@@ -194,34 +194,39 @@ static int dwc3_generic_of_to_plat(struct udevice *dev)
 }
 
 #if CONFIG_IS_ENABLED(DM_USB_GADGET)
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
+static int dwc3_generic_peripheral_probe(struct udevice *dev)
 {
        struct dwc3_generic_priv *priv = dev_get_priv(dev);
-       struct dwc3 *dwc3 = &priv->dwc3;
 
-       dwc3_gadget_uboot_handle_interrupt(dwc3);
-
-       return 0;
+       return dwc3_generic_probe(dev, priv);
 }
 
-static int dwc3_generic_peripheral_probe(struct udevice *dev)
+static int dwc3_generic_peripheral_remove(struct udevice *dev)
 {
        struct dwc3_generic_priv *priv = dev_get_priv(dev);
 
-       return dwc3_generic_probe(dev, priv);
+       return dwc3_generic_remove(dev, priv);
 }
 
-static int dwc3_generic_peripheral_remove(struct udevice *dev)
+static int dwc3_gadget_handle_interrupts(struct udevice *dev)
 {
        struct dwc3_generic_priv *priv = dev_get_priv(dev);
+       struct dwc3 *dwc3 = &priv->dwc3;
 
-       return dwc3_generic_remove(dev, priv);
+       dwc3_gadget_uboot_handle_interrupt(dwc3);
+
+       return 0;
 }
 
+static const struct usb_gadget_generic_ops dwc3_gadget_ops = {
+       .handle_interrupts      = dwc3_gadget_handle_interrupts,
+};
+
 U_BOOT_DRIVER(dwc3_generic_peripheral) = {
        .name   = "dwc3-generic-peripheral",
        .id     = UCLASS_USB_GADGET_GENERIC,
        .of_to_plat = dwc3_generic_of_to_plat,
+       .ops    = &dwc3_gadget_ops,
        .probe = dwc3_generic_peripheral_probe,
        .remove = dwc3_generic_peripheral_remove,
        .priv_auto      = sizeof(struct dwc3_generic_priv),
diff --git a/drivers/usb/dwc3/dwc3-layerscape.c 
b/drivers/usb/dwc3/dwc3-layerscape.c
index ff83bf71e89..108b44c67eb 100644
--- a/drivers/usb/dwc3/dwc3-layerscape.c
+++ b/drivers/usb/dwc3/dwc3-layerscape.c
@@ -99,33 +99,38 @@ static int dwc3_layerscape_of_to_plat(struct udevice *dev)
 }
 
 #if CONFIG_IS_ENABLED(DM_USB_GADGET)
-int dm_usb_gadget_handle_interrupts(struct udevice *dev)
+static int dwc3_layerscape_peripheral_probe(struct udevice *dev)
 {
        struct dwc3_layerscape_priv *priv = dev_get_priv(dev);
 
-       dwc3_gadget_uboot_handle_interrupt(&priv->dwc3);
-
-       return 0;
+       return dwc3_layerscape_probe(dev, priv);
 }
 
-static int dwc3_layerscape_peripheral_probe(struct udevice *dev)
+static int dwc3_layerscape_peripheral_remove(struct udevice *dev)
 {
        struct dwc3_layerscape_priv *priv = dev_get_priv(dev);
 
-       return dwc3_layerscape_probe(dev, priv);
+       return dwc3_layerscape_remove(dev, priv);
 }
 
-static int dwc3_layerscape_peripheral_remove(struct udevice *dev)
+static int dwc3_layerscape_gadget_handle_interrupts(struct udevice *dev)
 {
        struct dwc3_layerscape_priv *priv = dev_get_priv(dev);
 
-       return dwc3_layerscape_remove(dev, priv);
+       dwc3_gadget_uboot_handle_interrupt(&priv->dwc3);
+
+       return 0;
 }
 
+static const struct usb_gadget_generic_ops dwc3_layerscape_gadget_ops = {
+       .handle_interrupts      = dwc3_layerscape_gadget_handle_interrupts,
+};
+
 U_BOOT_DRIVER(dwc3_layerscape_peripheral) = {
        .name   = "dwc3-layerscape-peripheral",
        .id     = UCLASS_USB_GADGET_GENERIC,
        .of_to_plat = dwc3_layerscape_of_to_plat,
+       .ops    = &dwc3_layerscape_gadget_ops,
        .probe = dwc3_layerscape_peripheral_probe,
        .remove = dwc3_layerscape_peripheral_remove,
        .priv_auto      = sizeof(struct dwc3_layerscape_priv),
-- 
2.43.0

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