hw_ring_state 1340 drivers/usb/host/xhci-ring.c u64 hw_ring_state; hw_ring_state 1358 drivers/usb/host/xhci-ring.c hw_ring_state = xhci_read_64(xhci, &xhci->op_regs->cmd_ring); hw_ring_state 1359 drivers/usb/host/xhci-ring.c if (hw_ring_state == ~(u64)0) { hw_ring_state 1365 drivers/usb/host/xhci-ring.c (hw_ring_state & CMD_RING_RUNNING)) {