XDEV_HS
#define DEV_HIGHSPEED(p) (((p) & DEV_SPEED_MASK) == XDEV_HS)
#define SLOT_SPEED_HS (XDEV_HS << 10)
ret = xhci_port_bw_show(xhci, DEV_PORT_SPEED(XDEV_HS), s);
#define DEV_HIGHSPEED(p) (((p) & DEV_SPEED_MASK) == XDEV_HS)
#define SLOT_SPEED_HS (XDEV_HS << 10)