return 0;
for (p = bd->bd_config; p; p = p->next) {
-
switch (p->type) {
case BNODE:
/*
}
for (p = bd->bd_config; p; p = p->next) {
-
switch (p->type) {
case LNODE:
*ptr = '\0';
*cout++ = c;
if (ch->pscan_savechar == 0x0) {
-
if (c == 0x0) {
ch->ch_err_break++;
*fout++ = TTY_BREAK;
!(ch->ch_tun.un_flags & UN_ISOPEN) ||
!(tp->termios.c_cflag & CREAD) ||
(ch->ch_tun.un_flags & UN_CLOSING)) {
-
writew(head, &(bs->rx_tail));
writeb(1, &(bs->idata));
spin_unlock_irqrestore(&ch->ch_lock, lock_flags2);
* of data the card actually has pending...
*/
while (n) {
-
s = ((head >= tail) ? head : ch->ch_rsize) - tail;
s = min(s, n);
if (ld)
tty_ldisc_deref(ld);
-
}
static void dgap_write_wakeup(struct board_t *bd, struct channel_t *ch,
* Test for a VIRTUAL carrier transition to HIGH.
*/
if (((ch->ch_flags & CH_FCAR) == 0) && (virt_carrier == 1)) {
-
/*
* When carrier rises, wake any threads waiting
* for carrier in the open routine.
* Test for a PHYSICAL carrier transition to HIGH.
*/
if (((ch->ch_flags & CH_CD) == 0) && (phys_carrier == 1)) {
-
/*
* When carrier rises, wake any threads waiting
* for carrier in the open routine.
if ((virt_carrier == 0) &&
((ch->ch_flags & CH_CD) != 0) &&
(phys_carrier == 0)) {
-
/*
* When carrier drops:
*
* Loop to process all the events in the buffer.
*/
while (tail != head) {
-
/*
* Get interrupt information.
*/
* Process received data.
*/
if (reason & IFDATA) {
-
/*
* ALL LOCKS *MUST* BE DROPPED BEFORE CALLING INPUT!
* input could send some data to ld, which in turn
* Process break.
*/
if (reason & IFBREAK) {
-
if (ch->ch_tun.un_tty) {
/* A break has been indicated */
ch->ch_err_break++;
* If board is ready, parse deeper to see if there is anything to do.
*/
if (bd->state == BOARD_READY) {
-
struct ev_t __iomem *eaddr;
if (!bd->re_map_membase) {
*/
if ((dgap_numboards == 1) || (num_online_cpus() <= 1)) {
for (i = 0; i < dgap_numboards; i++) {
-
brd = dgap_board[i];
if (brd->state == BOARD_FAILED)
* is outlandish, declare the FEP dead.
*/
for (count = dgap_count ;;) {
-
head = readw(&(cm_addr->cm_head));
tail = readw(&(cm_addr->cm_tail));
* is outlandish, declare the FEP dead.
*/
for (count = dgap_count ;;) {
-
head = readw(&(cm_addr->cm_head));
tail = readw(&(cm_addr->cm_tail));
* is outlandish, declare the FEP dead.
*/
for (count = dgap_count ;;) {
-
head = readw(&(cm_addr->cm_head));
tail = readw(&(cm_addr->cm_tail));
* If baud rate is zero, flush queues, and set mval to drop DTR.
*/
if ((ch->ch_c_cflag & (CBAUD)) == 0) {
-
/* flush rx */
head = readw(&(ch->ch_bs->rx_head));
writew(head, &(ch->ch_bs->rx_tail));
/* Loop forever */
while (1) {
-
sleep_on_un_flags = 0;
/*
*/
if (!((ch->ch_tun.un_flags | ch->ch_pun.un_flags) &
UN_CLOSING)) {
-
/*
* Our conditions to leave cleanly and happily:
* 1) NONBLOCKING on the tty is set.
/* Loop until data is drained */
while (count != 0) {
-
count = dgap_tty_chars_in_buffer(tty);
if (count == 0)
}
if (n > 0) {
-
/*
* Move rest of data.
*/
memcpy_toio(vaddr, (u8 *) buf, remain);
head += remain;
-
}
if (count) {
return -EFAULT;
if (bd->bd_flags & BD_FEP5PLUS) {
-
spin_lock_irqsave(&bd->bd_lock, lock_flags);
spin_lock_irqsave(&ch->ch_lock, lock_flags2);
spin_unlock_irqrestore(&ch->ch_lock, lock_flags2);
spin_unlock_irqrestore(&bd->bd_lock, lock_flags);
-
}
static void dgap_tty_unthrottle(struct tty_struct *tty)
* Initialize if neither terminal or printer is open.
*/
if (!((ch->ch_tun.un_flags | ch->ch_pun.un_flags) & UN_ISOPEN)) {
-
ch->ch_mforce = 0;
ch->ch_mval = 0;
*/
if ((ch->ch_open_count == 0) &&
!(ch->ch_digi.digi_flags & DIGI_PRINTER)) {
-
ch->ch_flags &= ~(CH_RXBLOCK);
spin_unlock_irqrestore(&ch->ch_lock, lock_flags);
ch->pscan_state = 0;
ch->pscan_savechar = 0;
ch->ch_baud_info = 0;
-
}
/*
}
switch (cmd) {
-
/* Here are all the standard ioctl's that we MUST implement */
-
case TCSBRK:
/*
* TCSBRK is SVID version: non-zero arg --> no break
}
switch (arg) {
-
case TCOON:
spin_unlock_irqrestore(&ch->ch_lock, lock_flags2);
spin_unlock_irqrestore(&bd->bd_lock, lock_flags);
/* set information for ditty */
if (cmd == (DIGI_SETAW)) {
-
spin_unlock_irqrestore(&ch->ch_lock, lock_flags2);
spin_unlock_irqrestore(&bd->bd_lock, lock_flags);
rc = dgap_wait_for_drain(tty);
cn = ch->ch_portnum;
for (cptr = bd->bd_config; cptr; cptr = cptr->next) {
-
if ((cptr->type == BNODE) &&
((cptr->u.board.type == APORT2_920P) ||
(cptr->u.board.type == APORT4_920P) ||
(cptr->u.board.type == APORT8_920P) ||
(cptr->u.board.type == PAPORT4) ||
(cptr->u.board.type == PAPORT8))) {
-
found = TRUE;
if (cptr->u.board.v_start)
starto = cptr->u.board.start;
}
if (cptr->type == CNODE) {
-
for (i = 0; i < cptr->u.conc.nport; i++) {
if (cn != (i + ncount))
continue;
}
if (cptr->type == MNODE) {
-
for (i = 0; i < cptr->u.module.nport; i++) {
if (cn != (i + ncount))
continue;
writel(0xbfc01004, (addr + 0xc34));
writel(0x3, (addr + 0xc30));
-
}
/*
if (check == FEPRST)
break;
udelay(10);
-
}
if (i > 1000) {
dev_warn(&brd->pdev->dev,
* the first 2 bytes (header) should be 0x55, 0xAA
*/
if (byte1 == 0x55 && byte2 == 0xAA) {
-
base_offset = 0;
/*
* for the VPD offset.
*/
while (base_offset <= EXPANSION_ROM_SIZE) {
-
/*
* Lots of magic numbers here.
*
return;
dev_set_drvdata(c, un);
-
}
static void dgap_remove_tty_sysfs(struct device *c)
ch = brd->channels[0];
for (i = 0; i < brd->nasync; i++, ch = brd->channels[i]) {
-
struct device *classp;
classp = tty_port_register_device(&brd->serial_ports[i],
* Set up our interrupt handler if we are set to do interrupts.
*/
if (dgap_config_get_useintr(brd) && brd->irq) {
-
rc = request_irq(brd->irq, dgap_intr, IRQF_SHARED, "DGAP", brd);
if (!rc)
/* Set up channel variables */
for (i = 0; i < brd->nasync; i++, ch = brd->channels[i], bs++) {
-
spin_lock_init(&ch->ch_lock);
/* Store all our magic numbers */
projects / platform / kernel / linux-rpi.git / commitdiff