LOOPBACK_SERDES 9240 drivers/infiniband/hw/hfi1/chip.c (loopback == LOOPBACK_SERDES || loopback == LOOPBACK_LCB || LOOPBACK_SERDES 9250 drivers/infiniband/hw/hfi1/chip.c if (loopback == LOOPBACK_SERDES) LOOPBACK_SERDES 9368 drivers/infiniband/hw/hfi1/chip.c if (loopback == LOOPBACK_SERDES)