pdc_rings_full 1162 drivers/mailbox/bcm-pdc-mailbox.c if (unlikely(pdc_rings_full(pdcs, PDC_RING_SPACE_MIN, pdc_rings_full 1238 drivers/mailbox/bcm-pdc-mailbox.c if (unlikely(pdc_rings_full(pdcs, tx_desc_req, rx_desc_req + 1)))