Lines Matching refs:tail
156 if (info->xmit.head != info->xmit.tail
276 if (info->xmit.head == info->xmit.tail
285 amiga_custom.serdat = info->xmit.buf[info->xmit.tail++] | 0x100;
287 info->xmit.tail = info->xmit.tail & (UART_XMIT_SIZE - 1);
291 info->xmit.tail,
298 if (info->xmit.head == info->xmit.tail) {
498 info->xmit.head = info->xmit.tail = 0;
711 info->xmit.tail,
728 if (info->xmit.head == info->xmit.tail
756 info->xmit.tail,
771 if (info->xmit.head != info->xmit.tail
791 return CIRC_SPACE(info->xmit.head, info->xmit.tail, UART_XMIT_SIZE);
798 return CIRC_CNT(info->xmit.head, info->xmit.tail, UART_XMIT_SIZE);
807 info->xmit.head = info->xmit.tail = 0;