DEV_UNDEFSPEED    233 drivers/usb/cdns3/gadget.h #define DEV_UNDEFSPEED(p)	(((p) & USB_STS_USBSPEED_MASK) == (0x0 << 4))
DEV_UNDEFSPEED    333 drivers/usb/host/xhci.h #define DEV_UNDEFSPEED(p)	(((p) & DEV_SPEED_MASK) == (0x0<<10))