/* Turn break off, and unset some variables */
if (ch->ch_flags & CH_BREAK_SENDING) {
- if ((jiffies >= ch->ch_stop_sending_break) || force) {
+ if (time_after_eq(jiffies, ch->ch_stop_sending_break)
+ || force) {
uchar temp = readb(&ch->ch_neo_uart->lcr);
writeb((temp & ~UART_LCR_SBC), &ch->ch_neo_uart->lcr);
neo_pci_posting_flush(ch->ch_bd);
isr = readb(&ch->ch_neo_uart->isr_fcr);
/* Bail if no pending interrupt */
- if (isr & UART_IIR_NO_INT) {
+ if (isr & UART_IIR_NO_INT)
break;
- }
/*
* Yank off the upper 2 bits, which just show that the FIFO's are enabled.
struct channel_t *ch;
struct un_t *un;
- if (!tty || tty->magic != TTY_MAGIC) {
+ if (!tty || tty->magic != TTY_MAGIC)
return;
- }
un = (struct un_t *) tty->driver_data;
- if (!un || un->magic != DGNC_UNIT_MAGIC) {
+ if (!un || un->magic != DGNC_UNIT_MAGIC)
return;
- }
ch = un->un_ch;
- if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) {
+ if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- }
bd = ch->ch_bd;
- if (!bd || bd->magic != DGNC_BOARD_MAGIC) {
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return;
- }
DPR_PARAM(("param start: tdev: %x cflags: %x oflags: %x iflags: %x\n",
ch->ch_tun.un_dev, ch->ch_c_cflag, ch->ch_c_oflag, ch->ch_c_iflag));
}
}
- if (ch->ch_c_cflag & PARENB) {
+ if (ch->ch_c_cflag & PARENB)
lcr |= UART_LCR_PARITY;
- }
- if (!(ch->ch_c_cflag & PARODD)) {
+ if (!(ch->ch_c_cflag & PARODD))
lcr |= UART_LCR_EPAR;
- }
/*
* Not all platforms support mark/space parity,
if (uart_lcr != lcr)
writeb(lcr, &ch->ch_neo_uart->lcr);
- if (ch->ch_c_cflag & CREAD) {
+ if (ch->ch_c_cflag & CREAD)
ier |= (UART_IER_RDI | UART_IER_RLSI);
- } else {
+ else
ier &= ~(UART_IER_RDI | UART_IER_RLSI);
- }
/*
* Have the UART interrupt on modem signal changes ONLY when
* we are in hardware flow control mode, or CLOCAL/FORCEDCD is not set.
*/
- if ((ch->ch_digi.digi_flags & CTSPACE) || (ch->ch_digi.digi_flags & RTSPACE) ||
- (ch->ch_c_cflag & CRTSCTS) || !(ch->ch_digi.digi_flags & DIGI_FORCEDCD) ||
- !(ch->ch_c_cflag & CLOCAL))
- {
+ if ((ch->ch_digi.digi_flags & CTSPACE) ||
+ (ch->ch_digi.digi_flags & RTSPACE) ||
+ (ch->ch_c_cflag & CRTSCTS) ||
+ !(ch->ch_digi.digi_flags & DIGI_FORCEDCD) ||
+ !(ch->ch_c_cflag & CLOCAL))
ier |= UART_IER_MSI;
- } else {
+ else
ier &= ~UART_IER_MSI;
- }
ier |= UART_IER_THRI;
* The count can be any where from 0-3 bytes "off".
* Bizarre, but true.
*/
- if ((ch->ch_bd->dvid & 0xf0) >= UART_XR17E158_DVID) {
+ if ((ch->ch_bd->dvid & 0xf0) >= UART_XR17E158_DVID)
total -= 1;
- } else {
+ else
total -= 3;
- }
}
* will reset some bits after our read, we need to ensure
* we don't miss our TX FIFO emptys.
*/
- if (linestatus & (UART_LSR_THRE | UART_17158_TX_AND_FIFO_CLR)) {
+ if (linestatus & (UART_LSR_THRE | UART_17158_TX_AND_FIFO_CLR))
ch->ch_flags |= (CH_TX_FIFO_EMPTY | CH_TX_FIFO_LWM);
- }
linestatus = 0;
struct un_t *un;
int rc = 0;
- if (!tty || tty->magic != TTY_MAGIC) {
+ if (!tty || tty->magic != TTY_MAGIC)
return -ENXIO;
- }
un = (struct un_t *) tty->driver_data;
- if (!un || un->magic != DGNC_UNIT_MAGIC) {
+ if (!un || un->magic != DGNC_UNIT_MAGIC)
return -ENXIO;
- }
ch = un->un_ch;
- if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) {
+ if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return -ENXIO;
- }
DPR_IOCTL(("%d Drain wait started.\n", __LINE__));
rc = wait_event_interruptible(un->un_flags_wait, ((un->un_flags & UN_EMPTY) == 0));
/* If ret is non-zero, user ctrl-c'ed us */
- if (rc) {
+ if (rc)
DPR_IOCTL(("%d Drain - User ctrl c'ed\n", __LINE__));
- } else {
+ else
DPR_IOCTL(("%d Drain wait finished.\n", __LINE__));
- }
return rc;
}
uchar tmp = 0;
int i = 0;
- if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) {
+ if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- }
writeb((UART_FCR_ENABLE_FIFO | UART_FCR_CLEAR_XMIT), &ch->ch_neo_uart->isr_fcr);
neo_pci_posting_flush(ch->ch_bd);
uchar tmp = 0;
int i = 0;
- if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) {
+ if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- }
writeb((UART_FCR_ENABLE_FIFO | UART_FCR_CLEAR_RCVR), &ch->ch_neo_uart->isr_fcr);
neo_pci_posting_flush(ch->ch_bd);
memset(brd->vpd, '\0', NEO_VPD_IMAGESIZE);
} else {
/* Search for the serial number */
- for (i = 0; i < NEO_VPD_IMAGEBYTES - 3; i++) {
- if (brd->vpd[i] == 'S' && brd->vpd[i + 1] == 'N') {
+ for (i = 0; i < NEO_VPD_IMAGEBYTES - 3; i++)
+ if (brd->vpd[i] == 'S' && brd->vpd[i + 1] == 'N')
strncpy(brd->serial_num, &(brd->vpd[i + 3]), 9);
- }
- }
}
}