VHUB_EP_CFG_STALL_CTRL 504 drivers/usb/gadget/udc/aspeed-vhub/epn.c reg |= VHUB_EP_CFG_STALL_CTRL; VHUB_EP_CFG_STALL_CTRL 506 drivers/usb/gadget/udc/aspeed-vhub/epn.c reg &= ~VHUB_EP_CFG_STALL_CTRL;