Lines Matching refs:c0
403 unsigned char c0; in plip_bh_timeout_error() local
425 c0 = read_status(dev); in plip_bh_timeout_error()
427 dev->name, snd->state, c0); in plip_bh_timeout_error()
444 c0 = read_status(dev); in plip_bh_timeout_error()
446 dev->name, rcv->state, c0); in plip_bh_timeout_error()
486 unsigned char c0, c1; in plip_receive() local
493 c0 = read_status(dev); in plip_receive()
495 if ((c0 & 0x80) == 0) { in plip_receive()
497 if (c0 == c1) in plip_receive()
503 *data_p = (c0 >> 3) & 0x0f; in plip_receive()
510 c0 = read_status(dev); in plip_receive()
512 if (c0 & 0x80) { in plip_receive()
514 if (c0 == c1) in plip_receive()
520 *data_p |= (c0 << 1) & 0xf0; in plip_receive()
705 unsigned char c0; in plip_send() local
717 c0 = read_status(dev); in plip_send()
718 if ((c0 & 0x80) == 0) in plip_send()
731 c0 = read_status(dev); in plip_send()
732 if (c0 & 0x80) in plip_send()
751 unsigned char c0; in plip_send_packet() local
778 c0 = read_status(dev); in plip_send_packet()
779 if (c0 & 0x08) { in plip_send_packet()
909 unsigned char c0; in plip_interrupt() local
917 c0 = read_status(dev); in plip_interrupt()
918 if ((c0 & 0xf8) != 0xc0) { in plip_interrupt()