WPI_TX_RING_COUNT 251 dev/pci/if_wpi.c error = wpi_alloc_tx_ring(sc, &sc->txq[ac], WPI_TX_RING_COUNT, WPI_TX_RING_COUNT 1756 dev/pci/if_wpi.c ring->cur = (ring->cur + 1) % WPI_TX_RING_COUNT;