Lines Matching refs:c0
400 unsigned char c0; in plip_bh_timeout_error() local
423 c0 = read_status(dev); in plip_bh_timeout_error()
425 dev->name, snd->state, c0); in plip_bh_timeout_error()
442 c0 = read_status(dev); in plip_bh_timeout_error()
444 dev->name, rcv->state, c0); in plip_bh_timeout_error()
484 unsigned char c0, c1; in plip_receive() local
491 c0 = read_status(dev); in plip_receive()
493 if ((c0 & 0x80) == 0) { in plip_receive()
495 if (c0 == c1) in plip_receive()
501 *data_p = (c0 >> 3) & 0x0f; in plip_receive()
508 c0 = read_status(dev); in plip_receive()
510 if (c0 & 0x80) { in plip_receive()
512 if (c0 == c1) in plip_receive()
518 *data_p |= (c0 << 1) & 0xf0; in plip_receive()
703 unsigned char c0; in plip_send() local
715 c0 = read_status(dev); in plip_send()
716 if ((c0 & 0x80) == 0) in plip_send()
729 c0 = read_status(dev); in plip_send()
730 if (c0 & 0x80) in plip_send()
749 unsigned char c0; in plip_send_packet() local
776 c0 = read_status(dev); in plip_send_packet()
777 if (c0 & 0x08) { in plip_send_packet()
907 unsigned char c0; in plip_interrupt() local
915 c0 = read_status(dev); in plip_interrupt()
916 if ((c0 & 0xf8) != 0xc0) { in plip_interrupt()