Searched refs:dma_ring_space (Results 1 – 1 of 1) sorted by relevance
407 #define dma_ring_space(h, t, s) CIRC_SPACE(h, t, s) macro411 dma_ring_space((p)->tx_head, (p)->tx_tail, DMA_TX_RING_SZ)693 while (dma_ring_space(priv->rx_head, priv->rx_tail, DMA_RX_RING_SZ) > 1) { in xgmac_rx_refill()