NEXT_TX
#define NEXT_TX(N) (((N) + 1) & GRETH_TXBD_NUM_MASK)
#define NEXT_TX(N) (((N) + 1) & (B44_TX_RING_SIZE - 1))
#define NEXT_TX(idx) ((idx) + 1)
#define NEXT_TX(idx) ((idx) + 1)
#define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
#define NEXT_TX(N) (((N) + 1) & (DE_TX_RING_SIZE - 1))
#define NEXT_TX(N) (((N) + 1) & (CP_TX_RING_SIZE - 1))
#define NEXT_TX(i) (((i) + 1) & (SEEQ_TX_BUFFERS - 1))
#define NEXT_TX(tp, index) \
#define NEXT_TX(num) (((num) + 1) & (TX_RING_SIZE - 1))
#define NEXT_TX(N) (((N) + 1) & (TX_RING_SIZE - 1))
#define NEXT_TX(num) (((num) + 1) & (TX_RING_SIZE - 1))
#define NEXT_TX(num) (((num) + 1) & (TX_RING_MAXSIZE - 1))