Lines Matching refs:xmit_buf
277 unsigned char *xmit_buf;
783 if (info->xmit_buf)
786 info->xmit_buf = (unsigned char *) page;
883 if (info->xmit_buf) {
884 free_page((unsigned long) info->xmit_buf);
885 info->xmit_buf = NULL;
1069 if (!info->xmit_buf)
1078 memcpy(info->xmit_buf + info->xmit_head, buf, c);
1110 if (!info->xmit_buf)
1117 info->xmit_buf[info->xmit_head++] = ch;
1142 !info->xmit_buf ||
1980 if (info->xmit_cnt && info->xmit_buf) {
2236 if (port->xmit_buf == 0)
2251 outb(port->xmit_buf[port->xmit_tail++],