DESC_RING_I_TO_S 2547 drivers/net/ethernet/sun/cassini.h #define TX_DESC_RING_SIZE  DESC_RING_I_TO_S(TX_DESC_RING_INDEX)
DESC_RING_I_TO_S 2548 drivers/net/ethernet/sun/cassini.h #define RX_DESC_RING_SIZE  DESC_RING_I_TO_S(RX_DESC_RING_INDEX)