Lines Matching refs:xmit_buf
119 unsigned char *xmit_buf; member
254 if (info->xmit_cnt && info->xmit_buf && !(uart->ustcnt & USTCNT_TXEN)) { in rs_start()
329 uart->utx.b.txdata = info->xmit_buf[info->xmit_tail++]; in transmit_chars()
381 if (!info->xmit_buf) { in startup()
382 info->xmit_buf = (unsigned char *) __get_free_page(GFP_KERNEL); in startup()
383 if (!info->xmit_buf) in startup()
438 if (info->xmit_buf) { in shutdown()
439 free_page((unsigned long) info->xmit_buf); in shutdown()
440 info->xmit_buf = 0; in shutdown()
564 if (info->xmit_buf == NULL) return; in rs_fair_output()
569 c = info->xmit_buf[info->xmit_tail]; in rs_fair_output()
633 if (info->xmit_cnt <= 0 || tty->stopped || !info->xmit_buf) {
650 uart->utx.b.txdata = info->xmit_buf[info->xmit_tail++];
675 if (!tty || !info->xmit_buf)
688 memcpy(info->xmit_buf + info->xmit_head, buf, c);
713 uart->utx.b.txdata = info->xmit_buf[info->xmit_tail++];