D_FIFO_SIZE
u_char data[D_FIFO_SIZE]; /* FIFO data space */
u_char fill1[0x20A0 - D_FIFO_SIZE]; /* reserved, do not use */
u_char fill2[D_FIFO_SIZE];
rcnt += D_FIFO_SIZE;
(D_FIFO_SIZE - 1));
if (le16_to_cpu(zp->z2) + rcnt <= D_FIFO_SIZE)
maxlen = D_FIFO_SIZE - le16_to_cpu(zp->z2);
le16_to_cpu(zp->z2) + total) & (D_FIFO_SIZE - 1));
maxlen += D_FIFO_SIZE; /* count now contains available bytes */
(D_FIFO_SIZE - 1);
maxlen = D_FIFO_SIZE - le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1);