Add an entry in usb_gadget_controller_number() for the MTU3
gadget controller. It is used to bind the USB Ethernet driver.
Signed-off-by: Chunfeng Yun <chunfeng....@mediatek.com>
Reviewed-by: Bin Meng <bmeng...@gmail.com>
---
v8: add Reviewed-by Bin
v4~v7: no changes
v3: new patch
---
drivers/usb/gadget/gadget_chips.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/usb/gadget/gadget_chips.h
b/drivers/usb/gadget/gadget_chips.h
index 587204cfb7..0cdf47c2dd 100644
--- a/drivers/usb/gadget/gadget_chips.h
+++ b/drivers/usb/gadget/gadget_chips.h
@@ -161,6 +161,12 @@
#define gadget_is_max3420(g) 0
#endif
+#ifdef CONFIG_USB_MTU3_GADGET
+#define gadget_is_mtu3(g) (!strcmp("mtu3-gadget", (g)->name))
+#else
+#define gadget_is_mtu3(g) 0
+#endif
+
/**
* usb_gadget_controller_number - support bcdDevice id convention
* @gadget: the controller being driven
@@ -224,5 +230,7 @@ static inline int usb_gadget_controller_number(struct
usb_gadget *gadget)
return 0x24;
else if (gadget_is_max3420(gadget))
return 0x25;
+ else if (gadget_is_mtu3(gadget))
+ return 0x26;
return -ENOENT;
}
--
2.18.0
