In dgnc_drivers.h, DPR macro and DPR_* macros are defined but do nothing.
So remove them and related codes.
CC: Lidza Louina <lidza.louina@gmail.com>
CC: Mark Hounschell <markh@compro.net>
Signed-off-by: Seunghun Lee <waydi1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
uchar ier = readb(&ch->ch_cls_uart->ier);
uchar isr_fcr = 0;
- DPR_PARAM(("Setting CTSFLOW\n"));
/*
* The Enhanced Register Set may only be accessed when
uchar ier = readb(&ch->ch_cls_uart->ier);
uchar isr_fcr = 0;
- DPR_PARAM(("Setting IXON FLOW\n"));
/*
* The Enhanced Register Set may only be accessed when
uchar ier = readb(&ch->ch_cls_uart->ier);
uchar isr_fcr = 0;
- DPR_PARAM(("Unsetting Output FLOW\n"));
/*
* The Enhanced Register Set may only be accessed when
uchar ier = readb(&ch->ch_cls_uart->ier);
uchar isr_fcr = 0;
- DPR_PARAM(("Setting RTSFLOW\n"));
/*
* The Enhanced Register Set may only be accessed when
uchar ier = readb(&ch->ch_cls_uart->ier);
uchar isr_fcr = 0;
- DPR_PARAM(("Setting IXOFF FLOW\n"));
/*
* The Enhanced Register Set may only be accessed when
uchar ier = readb(&ch->ch_cls_uart->ier);
uchar isr_fcr = 0;
- DPR_PARAM(("Unsetting Input FLOW\n"));
/*
* The Enhanced Register Set may only be accessed when
writeb((temp & ~UART_LCR_SBC), &ch->ch_cls_uart->lcr);
ch->ch_flags &= ~(CH_BREAK_SENDING);
ch->ch_stop_sending_break = 0;
- DPR_IOCTL(("Finishing UART_LCR_SBC! finished: %lx\n",
- jiffies));
}
}
DGNC_UNLOCK(ch->ch_lock, lock_flags);
if (isr & UART_IIR_NO_INT)
break;
- DPR_INTR(("%s:%d port: %x isr: %x\n", __FILE__, __LINE__,
- port, isr));
-
/* Receive Interrupt pending */
if (isr & (UART_IIR_RDI | UART_IIR_RDI_TIMEOUT)) {
/* Read data from uart -> queue */
}
/* Parse any modem signal changes */
- DPR_INTR(("MOD_STAT: sending to parse_modem_sigs\n"));
cls_parse_modem(ch, readb(&ch->ch_cls_uart->msr));
}
}
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 baud rate is zero, flush queues, and set mval to drop DTR.
*/
(jindex < 16)) {
baud = bauds[iindex][jindex];
} else {
- DPR_IOCTL(("baud indices were out of range (%d)(%d)",
- iindex, jindex));
baud = 0;
}
/* If 0, no interrupts pending */
if (!poll_reg) {
- DPR_INTR((
- "Kernel interrupted to me, but no pending interrupts...\n"));
DGNC_UNLOCK(brd->bd_intr_lock, lock_flags);
return IRQ_NONE;
}
- DPR_INTR(("%s:%d poll_reg: %x\n", __FILE__, __LINE__, poll_reg));
-
/* Parse each port to find out what caused the interrupt */
for (i = 0; i < brd->nasync; i++)
cls_parse_isr(brd, i);
DGNC_UNLOCK(brd->bd_intr_lock, lock_flags);
- DPR_INTR(("dgnc_intr finish.\n"));
return IRQ_HANDLED;
}
* I hope thats okay with everyone? Yes? Good.
*/
while (qleft < 1) {
- DPR_READ(("Queue full, dropping DATA:%x LSR:%x\n",
- ch->ch_rqueue[tail], ch->ch_equeue[tail]));
-
ch->ch_r_tail = tail = (tail + 1) & RQUEUEMASK;
ch->ch_err_overrun++;
qleft++;
qleft--;
- DPR_READ(("DATA/LSR pair: %x %x\n", ch->ch_rqueue[head],
- ch->ch_equeue[head]));
-
if (ch->ch_equeue[head] & UART_LSR_PE)
ch->ch_err_parity++;
if (ch->ch_equeue[head] & UART_LSR_BI)
((un->un_flags & UN_EMPTY) == 0));
/* If ret is non-zero, user ctrl-c'ed us */
- if (rc)
- DPR_IOCTL(("%d Drain - User ctrl c'ed\n", __LINE__));
return rc;
}
writeb(ch->ch_wqueue[ch->ch_w_tail], &ch->ch_cls_uart->txrx);
dgnc_sniff_nowait_nolock(ch, "UART WRITE",
ch->ch_wqueue + ch->ch_w_tail, 1);
- DPR_WRITE(("Tx data: %x\n", ch->ch_wqueue[ch->ch_w_tail]));
ch->ch_w_tail++;
ch->ch_w_tail &= WQUEUEMASK;
ch->ch_txcount++;
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- DPR_MSIGS(("cls_parse_modem: port: %d signals: %d\n",
- ch->ch_portnum, msignals));
-
/*
* Do altpin switching. Altpin switches DCD and DSR.
* This prolly breaks DSRPACE, so we should be more clever here.
else
ch->ch_mistat &= ~UART_MSR_CTS;
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
-
- DPR_MSIGS((
- "Port: %d DTR: %d RTS: %d CTS: %d DSR: %d " "RI: %d CD: %d\n",
- ch->ch_portnum,
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MCR_DTR),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MCR_RTS),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_CTS),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_DSR),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_RI),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_DCD)));
}
writeb((temp & ~UART_LCR_SBC), &ch->ch_cls_uart->lcr);
ch->ch_flags &= ~(CH_BREAK_SENDING);
ch->ch_stop_sending_break = 0;
- DPR_IOCTL(("Finishing UART_LCR_SBC! finished: %lx\n",
- jiffies));
}
return;
}
writeb((temp | UART_LCR_SBC), &ch->ch_cls_uart->lcr);
ch->ch_flags |= (CH_BREAK_SENDING);
- DPR_IOCTL((
- "Port %d. Starting UART_LCR_SBC! start: %lx should end: %lx\n",
- ch->ch_portnum, jiffies, ch->ch_stop_sending_break));
}
}
dgnc_create_driver_sysfiles(&dgnc_driver);
}
- DPR_INIT(("Finished init_module. Returning %d\n", rc));
return rc;
}
rc = -EIO;
} else {
rc = dgnc_found_board(pdev, ent->driver_data);
- if (rc == 0) {
+ if (rc == 0)
dgnc_NumBoards++;
- DPR_INIT(("Incrementing numboards to %d\n", dgnc_NumBoards));
- }
}
return rc;
}
brd->dpatype = T_CLASSIC | T_PCIBUS;
- DPR_INIT(("dgnc_found_board - Classic.\n"));
-
/*
* For PCI ClassicBoards
* PCI Local Address (i.e. "resource" number) space
else
brd->dpatype = T_NEO | T_PCIBUS;
- DPR_INIT(("dgnc_found_board - NEO.\n"));
-
/* get the PCI Base Address Registers */
brd->membase = pci_resource_start(pdev, 0);
brd->membase_end = pci_resource_end(pdev, 0);
/* init our poll helper tasklet */
tasklet_init(&brd->helper_tasklet, brd->bd_ops->tasklet, (unsigned long) brd);
- DPR_INIT(("dgnc_scan(%d) - printing out the msgbuf\n", i));
DGNC_LOCK(dgnc_global_lock, flags);
brd->msgbuf = NULL;
printk("%s", brd->msgbuf_head);
{
int rc = 0;
- DPR_INIT(("dgnc_finalize_board_init() - start\n"));
-
if (!brd || brd->magic != DGNC_BOARD_MAGIC)
return -ENODEV;
- DPR_INIT(("dgnc_finalize_board_init() - start #2\n"));
-
if (brd->irq) {
rc = request_irq(brd->irq, brd->bd_ops->intr,
IRQF_SHARED, "DGNC", brd);
brd->state = BOARD_FAILED;
brd->dpastatus = BD_NOFEP;
rc = -ENODEV;
- } else {
- DPR_INIT(("Requested and received usage of IRQ %d\n",
- brd->irq));
}
}
return rc;
return;
brd->re_map_membase = ioremap(brd->membase, 0x1000);
-
- DPR_INIT(("remapped mem: 0x%p\n", brd->re_map_membase));
}
* three lines, and the driver printk's will all automagically change.
*
* APR((fmt, args, ...)); Always prints message
- * DPR((fmt, args, ...)); Only prints if DGNC_TRACER is defined at
- * compile time and dgnc_debug!=0
*/
#define PROCSTR "dgnc" /* /proc entries */
#define DEVSTR "/dev/dg/dgnc" /* /dev entries */
#define PRINTF_TO_KMEM(args)
# define TRC(ARGS)
-# define DPR_INIT(ARGS)
-# define DPR_BASIC(ARGS)
-# define DPR_CORE(ARGS)
-# define DPR_OPEN(ARGS)
-# define DPR_CLOSE(ARGS)
-# define DPR_READ(ARGS)
-# define DPR_WRITE(ARGS)
-# define DPR_IOCTL(ARGS)
-# define DPR_PROC(ARGS)
-# define DPR_PARAM(ARGS)
-# define DPR_PSCAN(ARGS)
-# define DPR_EVENT(ARGS)
-# define DPR_DRAIN(ARGS)
-# define DPR_CARR(ARGS)
-# define DPR_MGMT(ARGS)
-# define DPR_INTR(ARGS)
-# define DPR_MSIGS(ARGS)
-
-# define DPR(args)
/* Number of boards we support at once. */
#define MAXBOARDS 20
unsigned long lock_flags;
unsigned int minor = iminor(inode);
- DPR_MGMT(("dgnc_mgmt_open start.\n"));
-
DGNC_LOCK(dgnc_global_lock, lock_flags);
/* mgmt device */
DGNC_UNLOCK(dgnc_global_lock, lock_flags);
- DPR_MGMT(("dgnc_mgmt_open finish.\n"));
-
return 0;
}
unsigned long lock_flags;
unsigned int minor = iminor(inode);
- DPR_MGMT(("dgnc_mgmt_close start.\n"));
-
DGNC_LOCK(dgnc_global_lock, lock_flags);
/* mgmt device */
}
DGNC_UNLOCK(dgnc_global_lock, lock_flags);
- DPR_MGMT(("dgnc_mgmt_close finish.\n"));
-
return 0;
}
unsigned long lock_flags;
void __user *uarg = (void __user *) arg;
- DPR_MGMT(("dgnc_mgmt_ioctl start.\n"));
-
switch (cmd) {
case DIGI_GETDD:
DGNC_UNLOCK(dgnc_global_lock, lock_flags);
- DPR_MGMT(("DIGI_GETDD returning numboards: %d version: %s\n",
- ddi.dinfo_nboards, ddi.dinfo_version));
-
if (copy_to_user(uarg, &ddi, sizeof(ddi)))
return -EFAULT;
if (copy_from_user(&brd, uarg, sizeof(int)))
return -EFAULT;
- DPR_MGMT(("DIGI_GETBD asking about board: %d\n", brd));
-
if ((brd < 0) || (brd > dgnc_NumBoards) ||
(dgnc_NumBoards == 0))
return -ENODEV;
DGNC_UNLOCK(dgnc_Board[brd]->bd_lock, lock_flags);
- DPR_MGMT(("DIGI_GETBD returning type: %x state: %x ports: %x size: %x\n",
- di.info_bdtype, di.info_bdstate, di.info_nports, di.info_physsize));
-
if (copy_to_user(uarg, &di, sizeof(di)))
return -EFAULT;
if (copy_from_user(&ni, uarg, sizeof(ni)))
return -EFAULT;
- DPR_MGMT(("DIGI_GETBD asking about board: %d channel: %d\n",
- ni.board, ni.channel));
-
board = ni.board;
channel = ni.channel;
}
- DPR_MGMT(("dgnc_mgmt_ioctl finish.\n"));
-
return 0;
}
uchar efr = readb(&ch->ch_neo_uart->efr);
- DPR_PARAM(("Setting CTSFLOW\n"));
-
/* Turn on auto CTS flow control */
#if 1
ier |= (UART_17158_IER_CTSDSR);
uchar ier = readb(&ch->ch_neo_uart->ier);
uchar efr = readb(&ch->ch_neo_uart->efr);
- DPR_PARAM(("Setting RTSFLOW\n"));
-
/* Turn on auto RTS flow control */
#if 1
ier |= (UART_17158_IER_RTSDTR);
uchar ier = readb(&ch->ch_neo_uart->ier);
uchar efr = readb(&ch->ch_neo_uart->efr);
- DPR_PARAM(("Setting IXON FLOW\n"));
-
/* Turn off auto CTS flow control */
ier &= ~(UART_17158_IER_CTSDSR);
efr &= ~(UART_17158_EFR_CTSDSR);
uchar ier = readb(&ch->ch_neo_uart->ier);
uchar efr = readb(&ch->ch_neo_uart->efr);
- DPR_PARAM(("Setting IXOFF FLOW\n"));
-
/* Turn off auto RTS flow control */
ier &= ~(UART_17158_IER_RTSDTR);
efr &= ~(UART_17158_EFR_RTSDTR);
uchar ier = readb(&ch->ch_neo_uart->ier);
uchar efr = readb(&ch->ch_neo_uart->efr);
- DPR_PARAM(("Unsetting Input FLOW\n"));
-
/* Turn off auto RTS flow control */
ier &= ~(UART_17158_IER_RTSDTR);
efr &= ~(UART_17158_EFR_RTSDTR);
uchar ier = readb(&ch->ch_neo_uart->ier);
uchar efr = readb(&ch->ch_neo_uart->efr);
- DPR_PARAM(("Unsetting Output FLOW\n"));
-
/* Turn off auto CTS flow control */
ier &= ~(UART_17158_IER_CTSDSR);
efr &= ~(UART_17158_EFR_CTSDSR);
if (ch->ch_digi.digi_flags & (CTSPACE | RTSPACE) || ch->ch_c_cflag & CRTSCTS)
return;
- DPR_PARAM(("In new start stop chars\n"));
-
/* Tell UART what start/stop chars it should be looking for */
writeb(ch->ch_startc, &ch->ch_neo_uart->xonchar1);
writeb(0, &ch->ch_neo_uart->xonchar2);
neo_pci_posting_flush(ch->ch_bd);
ch->ch_flags &= ~(CH_BREAK_SENDING);
ch->ch_stop_sending_break = 0;
- DPR_IOCTL(("Finishing UART_LCR_SBC! finished: %lx\n", jiffies));
}
}
DGNC_UNLOCK(ch->ch_lock, lock_flags);
*/
isr &= ~(UART_17158_IIR_FIFO_ENABLED);
- DPR_INTR(("%s:%d isr: %x\n", __FILE__, __LINE__, isr));
-
if (isr & (UART_17158_IIR_RDI_TIMEOUT | UART_IIR_RDI)) {
/* Read data from uart -> queue */
brd->intr_rx++;
if (isr & UART_17158_IIR_XONXOFF) {
cause = readb(&ch->ch_neo_uart->xoffchar1);
- DPR_INTR(("Port %d. Got ISR_XONXOFF: cause:%x\n", port, cause));
-
/*
* Since the UART detected either an XON or
* XOFF match, we need to figure out which
ch->ch_flags &= ~(CH_STOP);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
}
- DPR_INTR(("Port %d. XON detected in incoming data\n", port));
} else if (cause == UART_17158_XOFF_DETECT) {
if (!(brd->channels[port]->ch_flags & CH_STOP)) {
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_flags |= CH_STOP;
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_INTR(("Setting CH_STOP\n"));
}
- DPR_INTR(("Port: %d. XOFF detected in incoming data\n", port));
}
}
}
/* Parse any modem signal changes */
- DPR_INTR(("MOD_STAT: sending to parse_modem_sigs\n"));
neo_parse_modem(ch, readb(&ch->ch_neo_uart->msr));
}
}
linestatus = readb(&ch->ch_neo_uart->lsr);
- DPR_INTR(("%s:%d port: %d linestatus: %x\n", __FILE__, __LINE__, port, linestatus));
-
ch->ch_cached_lsr |= linestatus;
if (ch->ch_cached_lsr & UART_LSR_DR) {
}
/*
- * This is a special flag. It indicates that at least 1
- * RX error (parity, framing, or break) has happened.
- * Mark this in our struct, which will tell me that I have
- *to do the special RX+LSR read for this FIFO load.
- */
- if (linestatus & UART_17158_RX_FIFO_DATA_ERROR) {
- DPR_INTR(("%s:%d Port: %d Got an RX error, need to parse LSR\n",
- __FILE__, __LINE__, port));
- }
-
- /*
* The next 3 tests should *NOT* happen, as the above test
* should encapsulate all 3... At least, thats what Exar says.
*/
- if (linestatus & UART_LSR_PE) {
+ if (linestatus & UART_LSR_PE)
ch->ch_err_parity++;
- DPR_INTR(("%s:%d Port: %d. PAR ERR!\n", __FILE__, __LINE__, port));
- }
- if (linestatus & UART_LSR_FE) {
+ if (linestatus & UART_LSR_FE)
ch->ch_err_frame++;
- DPR_INTR(("%s:%d Port: %d. FRM ERR!\n", __FILE__, __LINE__, port));
- }
- if (linestatus & UART_LSR_BI) {
+ if (linestatus & UART_LSR_BI)
ch->ch_err_break++;
- DPR_INTR(("%s:%d Port: %d. BRK INTR!\n", __FILE__, __LINE__, port));
- }
if (linestatus & UART_LSR_OE) {
/*
* Probably we should eventually have an orun stat in our driver...
*/
ch->ch_err_overrun++;
- DPR_INTR(("%s:%d Port: %d. Rx Overrun!\n", __FILE__, __LINE__, port));
}
if (linestatus & UART_LSR_THRE) {
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 baud rate is zero, flush queues, and set mval to drop DTR.
*/
jindex = baud;
- if ((iindex >= 0) && (iindex < 4) && (jindex >= 0) && (jindex < 16)) {
+ if ((iindex >= 0) && (iindex < 4) && (jindex >= 0) && (jindex < 16))
baud = bauds[iindex][jindex];
- } else {
- DPR_IOCTL(("baud indices were out of range (%d)(%d)",
- iindex, jindex));
+ else
baud = 0;
- }
if (baud == 0)
baud = 9600;
*/
uart_poll = readl(brd->re_map_membase + UART_17158_POLL_ADDR_OFFSET);
- DPR_INTR(("%s:%d uart_poll: %x\n", __FILE__, __LINE__, uart_poll));
-
/*
* If 0, no interrupts pending.
* This can happen if the IRQ is shared among a couple Neo/Classic boards.
*/
if (!uart_poll) {
- DPR_INTR(("Kernel interrupted to me, but no pending interrupts...\n"));
DGNC_UNLOCK(brd->bd_intr_lock, lock_flags);
return IRQ_NONE;
}
continue;
}
- DPR_INTR(("%s:%d port: %x type: %x\n", __FILE__, __LINE__, port, type));
-
/* Remove this port + type from uart_poll */
uart_poll &= ~(dgnc_offset_table[port]);
if (!type) {
/* If no type, just ignore it, and move onto next port */
- DPR_INTR(("Interrupt with no type! port: %d\n", port));
continue;
}
* these once and awhile.
* Its harmless, just ignore it and move on.
*/
- DPR_INTR(("%s:%d Unknown Interrupt type: %x\n", __FILE__, __LINE__, type));
continue;
}
}
DGNC_UNLOCK(brd->bd_intr_lock, lock_flags);
- DPR_INTR(("dgnc_intr finish.\n"));
return IRQ_HANDLED;
}
* I hope thats okay with everyone? Yes? Good.
*/
while (qleft < 1) {
- DPR_READ(("Queue full, dropping DATA:%x LSR:%x\n",
- ch->ch_rqueue[tail], ch->ch_equeue[tail]));
-
ch->ch_r_tail = tail = (tail + 1) & RQUEUEMASK;
ch->ch_err_overrun++;
qleft++;
ch->ch_equeue[head] = (uchar) linestatus;
dgnc_sniff_nowait_nolock(ch, "UART READ", ch->ch_rqueue + head, 1);
- DPR_READ(("DATA/LSR pair: %x %x\n", ch->ch_rqueue[head], ch->ch_equeue[head]));
-
/* Ditch any remaining linestatus value. */
linestatus = 0;
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return -ENXIO;
- DPR_IOCTL(("%d Drain wait started.\n", __LINE__));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
un->un_flags |= UN_EMPTY;
DGNC_UNLOCK(ch->ch_lock, lock_flags);
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)
- DPR_IOCTL(("%d Drain - User ctrl c'ed\n", __LINE__));
- else
- DPR_IOCTL(("%d Drain wait finished.\n", __LINE__));
-
return rc;
}
/* Check to see if the UART feels it completely flushed the FIFO. */
tmp = readb(&ch->ch_neo_uart->isr_fcr);
- if (tmp & 4) {
- DPR_IOCTL(("Still flushing TX UART... i: %d\n", i));
+ if (tmp & 4)
udelay(10);
- } else
+ else
break;
}
/* Check to see if the UART feels it completely flushed the FIFO. */
tmp = readb(&ch->ch_neo_uart->isr_fcr);
- if (tmp & 2) {
- DPR_IOCTL(("Still flushing RX UART... i: %d\n", i));
+ if (tmp & 2)
udelay(10);
- } else
+ else
break;
}
}
}
writeb(ch->ch_wqueue[ch->ch_w_tail], &ch->ch_neo_uart->txrx);
- DPR_WRITE(("Tx data: %x\n", ch->ch_wqueue[ch->ch_w_head]));
ch->ch_w_tail++;
ch->ch_w_tail &= WQUEUEMASK;
ch->ch_txcount++;
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- DPR_MSIGS(("neo_parse_modem: port: %d msignals: %x\n", ch->ch_portnum, msignals));
-
/*
* Do altpin switching. Altpin switches DCD and DSR.
* This prolly breaks DSRPACE, so we should be more clever here.
ch->ch_mistat |= UART_MSR_CTS;
else
ch->ch_mistat &= ~UART_MSR_CTS;
-
- DPR_MSIGS(("Port: %d DTR: %d RTS: %d CTS: %d DSR: %d " "RI: %d CD: %d\n",
- ch->ch_portnum,
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MCR_DTR),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MCR_RTS),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_CTS),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_DSR),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_RI),
- !!((ch->ch_mistat | ch->ch_mostat) & UART_MSR_DCD)));
}
neo_pci_posting_flush(ch->ch_bd);
ch->ch_flags &= ~(CH_BREAK_SENDING);
ch->ch_stop_sending_break = 0;
- DPR_IOCTL(("Finishing UART_LCR_SBC! finished: %lx\n", jiffies));
}
return;
}
writeb((temp | UART_LCR_SBC), &ch->ch_neo_uart->lcr);
neo_pci_posting_flush(ch->ch_bd);
ch->ch_flags |= (CH_BREAK_SENDING);
- DPR_IOCTL(("Port %d. Starting UART_LCR_SBC! start: %lx should end: %lx\n",
- ch->ch_portnum, jiffies, ch->ch_stop_sending_break));
}
}
*/
dgnc_TmpWriteBuf = kmalloc(WRITEBUFLEN, GFP_KERNEL);
- if (!dgnc_TmpWriteBuf) {
- DPR_INIT(("unable to allocate tmp write buf"));
+ if (!dgnc_TmpWriteBuf)
return -ENOMEM;
- }
return 0;
}
{
int rc = 0;
- DPR_INIT(("tty_register start\n"));
-
brd->SerialDriver.magic = TTY_DRIVER_MAGIC;
snprintf(brd->SerialName, MAXTTYNAMELEN, "tty_dgnc_%d_", brd->boardnum);
brd->dgnc_Serial_Major = brd->SerialDriver.major;
brd->dgnc_TransparentPrint_Major = brd->PrintDriver.major;
- DPR_INIT(("DGNC REGISTER TTY: MAJOR: %d\n", brd->SerialDriver.major));
-
return rc;
}
if (!brd)
return -ENXIO;
- DPR_INIT(("dgnc_tty_init start\n"));
-
/*
* Initialize board structure elements.
*/
* interrupt context, and there are no locks held.
*/
brd->channels[i] = kzalloc(sizeof(*brd->channels[i]), GFP_KERNEL);
- if (!brd->channels[i]) {
- DPR_CORE(("%s:%d Unable to allocate memory for channel struct\n",
- __FILE__, __LINE__));
- }
}
}
}
- DPR_INIT(("dgnc_tty_init finish\n"));
-
return 0;
}
return;
}
- DPR_READ(("dgnc_input start\n"));
-
/*
* If the device is not open, or CREAD is off,
* flush input data and return immediately.
if (!tp || (tp->magic != TTY_MAGIC) || !(ch->ch_tun.un_flags & UN_ISOPEN) ||
!(tp->termios.c_cflag & CREAD) || (ch->ch_tun.un_flags & UN_CLOSING)) {
- DPR_READ(("input. dropping %d bytes on port %d...\n", data_len, ch->ch_portnum));
- DPR_READ(("input. tp: %p tp->magic: %x MAGIC:%x ch flags: %x\n",
- tp, tp ? tp->magic : 0, TTY_MAGIC, ch->ch_tun.un_flags));
-
ch->ch_r_head = tail;
/* Force queue flow control to be released, if needed */
*/
if (ch->ch_flags & CH_FORCED_STOPI) {
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_READ(("Port %d throttled, not reading any data. head: %x tail: %x\n",
- ch->ch_portnum, head, tail));
return;
}
- DPR_READ(("dgnc_input start 2\n"));
-
flip_len = TTY_FLIPBUF_SIZE;
/* Chop down the length, if needed */
if (ld)
tty_ldisc_deref(ld);
-
- DPR_READ(("dgnc_input - finish\n"));
}
int virt_carrier = 0;
int phys_carrier = 0;
- DPR_CARR(("dgnc_carrier called...\n"));
-
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return;
- if (ch->ch_mistat & UART_MSR_DCD) {
- DPR_CARR(("mistat: %x D_CD: %x\n", ch->ch_mistat, ch->ch_mistat & UART_MSR_DCD));
+ if (ch->ch_mistat & UART_MSR_DCD)
phys_carrier = 1;
- }
if (ch->ch_digi.digi_flags & DIGI_FORCEDCD)
virt_carrier = 1;
if (ch->ch_c_cflag & CLOCAL)
virt_carrier = 1;
- DPR_CARR(("DCD: physical: %d virt: %d\n", phys_carrier, virt_carrier));
-
/*
* Test for a VIRTUAL carrier transition to HIGH.
*/
* for carrier in the open routine.
*/
- DPR_CARR(("carrier: virt DCD rose\n"));
-
if (waitqueue_active(&(ch->ch_flags_wait)))
wake_up_interruptible(&ch->ch_flags_wait);
}
* for carrier in the open routine.
*/
- DPR_CARR(("carrier: physical DCD rose\n"));
-
if (waitqueue_active(&(ch->ch_flags_wait)))
wake_up_interruptible(&ch->ch_flags_wait);
}
if (waitqueue_active(&(ch->ch_flags_wait)))
wake_up_interruptible(&ch->ch_flags_wait);
- if (ch->ch_tun.un_open_count > 0) {
- DPR_CARR(("Sending tty hangup\n"));
+ if (ch->ch_tun.un_open_count > 0)
tty_hangup(ch->ch_tun.un_tty);
- }
- if (ch->ch_pun.un_open_count > 0) {
- DPR_CARR(("Sending pr hangup\n"));
+ if (ch->ch_pun.un_open_count > 0)
tty_hangup(ch->ch_pun.un_tty);
- }
}
/*
if (!(ch->ch_flags & CH_RECEIVER_OFF)) {
ch->ch_bd->bd_ops->disable_receiver(ch);
ch->ch_flags |= (CH_RECEIVER_OFF);
- DPR_READ(("Internal queue hit hilevel mark (%d)! Turning off interrupts.\n",
- qleft));
}
}
/* SWFLOW */
if (ch->ch_stops_sent <= MAX_STOPS_SENT) {
ch->ch_bd->bd_ops->send_stop_character(ch);
ch->ch_stops_sent++;
- DPR_READ(("Sending stop char! Times sent: %x\n", ch->ch_stops_sent));
}
}
/* No FLOW */
if (ch->ch_flags & CH_RECEIVER_OFF) {
ch->ch_bd->bd_ops->enable_receiver(ch);
ch->ch_flags &= ~(CH_RECEIVER_OFF);
- DPR_READ(("Internal queue hit lowlevel mark (%d)! Turning on interrupts.\n",
- qleft));
}
}
/* SWFLOW */
else if (ch->ch_c_iflag & IXOFF && ch->ch_stops_sent) {
ch->ch_stops_sent = 0;
ch->ch_bd->bd_ops->send_start_character(ch);
- DPR_READ(("Sending start char!\n"));
}
/* No FLOW */
else {
un->un_type = DGNC_PRINT;
} else {
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_OPEN(("%d Unknown TYPE!\n", __LINE__));
return -ENXIO;
}
rc = wait_event_interruptible(ch->ch_flags_wait, ((ch->ch_flags & CH_OPENING) == 0));
/* If ret is non-zero, user ctrl-c'ed us */
- if (rc) {
- DPR_OPEN(("%d User ctrl c'ed\n", __LINE__));
+ if (rc)
return -EINTR;
- }
/*
* If either unit is in the middle of the fragile part of close,
(((ch->ch_tun.un_flags | ch->ch_pun.un_flags) & UN_CLOSING) == 0));
/* If ret is non-zero, user ctrl-c'ed us */
- if (rc) {
- DPR_OPEN(("%d User ctrl c'ed\n", __LINE__));
+ if (rc)
return -EINTR;
- }
DGNC_LOCK(ch->ch_lock, lock_flags);
/* Store our unit into driver_data, so we always have it available. */
tty->driver_data = un;
- DPR_OPEN(("Open called. MAJOR: %d MINOR:%d PORT_NUM: %x unit: %p NAME: %s\n",
- MAJOR(tty_devnum(tty)), MINOR(tty_devnum(tty)), PORT_NUM(minor), un, brd->name));
-
- DPR_OPEN(("%d: tflag=%x pflag=%x\n", __LINE__, ch->ch_tun.un_flags, ch->ch_pun.un_flags));
/*
* Initialize tty's
*/
if (!((ch->ch_tun.un_flags | ch->ch_pun.un_flags) & UN_ISOPEN)) {
- DPR_OPEN(("dgnc_open: initializing channel in open...\n"));
-
/*
* Flush input queues.
*/
rc = dgnc_block_til_ready(tty, file, ch);
- if (rc)
- DPR_OPEN(("dgnc_tty_open returning after dgnc_block_til_ready "
- "with %d\n", rc));
-
/* No going back now, increment our unit and channel counters */
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_open_count++;
un->un_flags |= (UN_ISOPEN);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_OPEN(("dgnc_tty_open finished\n"));
return rc;
}
if (!un || un->magic != DGNC_UNIT_MAGIC)
return -ENXIO;
- DPR_OPEN(("dgnc_block_til_ready - before block.\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_wopen++;
break;
}
- if (ch->ch_flags & CH_CD) {
- DPR_OPEN(("%d: ch_flags: %x\n", __LINE__, ch->ch_flags));
+ if (ch->ch_flags & CH_CD)
break;
- }
- if (ch->ch_flags & CH_FCAR) {
- DPR_OPEN(("%d: ch_flags: %x\n", __LINE__, ch->ch_flags));
+ if (ch->ch_flags & CH_FCAR)
break;
- }
} else {
sleep_on_un_flags = 1;
}
* Leave loop with error set.
*/
if (signal_pending(current)) {
- DPR_OPEN(("%d: signal pending...\n", __LINE__));
retval = -ERESTARTSYS;
break;
}
- DPR_OPEN(("dgnc_block_til_ready - blocking.\n"));
-
/*
* Store the flags before we let go of channel lock
*/
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_OPEN(("Going to sleep on %s flags...\n",
- (sleep_on_un_flags ? "un" : "ch")));
-
/*
* Wait for something in the flags to change from the current value.
*/
retval = wait_event_interruptible(ch->ch_flags_wait,
(old_flags != ch->ch_flags));
- DPR_OPEN(("After sleep... retval: %x\n", retval));
-
/*
* We got woken up for some reason.
* Before looping around, grab our channel lock.
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_OPEN(("dgnc_block_til_ready - after blocking.\n"));
-
- if (retval) {
- DPR_OPEN(("dgnc_block_til_ready - done. error. retval: %x\n", retval));
+ if (retval)
return retval;
- }
-
- DPR_OPEN(("dgnc_block_til_ready - done no error. jiffies: %lu\n", jiffies));
return 0;
}
if (!un || un->magic != DGNC_UNIT_MAGIC)
return;
- DPR_CLOSE(("dgnc_hangup called. ch->ch_open_count: %d un->un_open_count: %d\n",
- un->un_ch->ch_open_count, un->un_open_count));
-
/* flush the transmit queues */
dgnc_tty_flush_buffer(tty);
- DPR_CLOSE(("dgnc_hangup finished. ch->ch_open_count: %d un->un_open_count: %d\n",
- un->un_ch->ch_open_count, un->un_open_count));
}
ts = &tty->termios;
- DPR_CLOSE(("Close called\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
/*
ch->ch_open_count--;
if (ch->ch_open_count && un->un_open_count) {
- DPR_CLOSE(("dgnc_tty_close: not last close ch: %d un:%d\n",
- ch->ch_open_count, un->un_open_count));
-
DGNC_UNLOCK(ch->ch_lock, lock_flags);
return;
}
/* OK, its the last close on the unit */
- DPR_CLOSE(("dgnc_tty_close - last close on unit procedures\n"));
-
un->un_flags |= UN_CLOSING;
tty->closing = 1;
/* wait for output to drain */
/* This will also return if we take an interrupt */
- DPR_CLOSE(("Calling wait_for_drain\n"));
rc = bd->bd_ops->drain(tty, 0);
- DPR_CLOSE(("After calling wait_for_drain\n"));
-
- if (rc)
- DPR_BASIC(("dgnc_tty_close - bad return: %d ", rc));
-
dgnc_tty_flush_buffer(tty);
tty_ldisc_flush(tty);
* If we have HUPCL set, lower DTR and RTS
*/
if (ch->ch_c_cflag & HUPCL) {
- DPR_CLOSE(("Close. HUPCL set, dropping DTR/RTS\n"));
/* Drop RTS/DTR */
ch->ch_mostat &= ~(UART_MCR_DTR | UART_MCR_RTS);
* have been dropped for modems to see it.
*/
if (ch->ch_close_delay) {
- DPR_CLOSE(("Close. Sleeping for RTS/DTR drop\n"));
-
DGNC_UNLOCK(ch->ch_lock, lock_flags);
dgnc_ms_sleep(ch->ch_close_delay);
DGNC_LOCK(ch->ch_lock, lock_flags);
-
- DPR_CLOSE(("Close. After sleeping for RTS/DTR drop\n"));
}
}
un->un_tty = NULL;
un->un_flags &= ~(UN_ISOPEN | UN_CLOSING);
- DPR_CLOSE(("Close. Doing wakeups\n"));
wake_up_interruptible(&ch->ch_flags_wait);
wake_up_interruptible(&un->un_flags_wait);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_BASIC(("dgnc_tty_close - complete\n"));
}
chars = thead - ttail + WQUEUESIZE;
}
- DPR_WRITE(("dgnc_tty_chars_in_buffer. Port: %x - %d (head: %d tail: %d)\n",
- ch->ch_portnum, chars, thead, ttail));
-
return chars;
}
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_WRITE(("dgnc_tty_write_room - %d tail: %d head: %d\n", ret, tail, head));
-
return ret;
}
/*
* Simply call tty_write.
*/
- DPR_WRITE(("dgnc_tty_put_char called\n"));
dgnc_tty_write(tty, &c, 1);
return 1;
}
if (!count)
return 0;
- DPR_WRITE(("dgnc_tty_write: Port: %x tty=%p user=%d len=%d\n",
- ch->ch_portnum, tty, from_user, count));
-
/*
* Store original amount of characters passed in.
* This helps to figure out if we should ask the FEP
if (bufcount < 0)
bufcount += WQUEUESIZE;
- DPR_WRITE(("%d: bufcount: %x count: %x tail: %x head: %x tmask: %x\n",
- __LINE__, bufcount, count, tail, head, tmask));
-
/*
* Limit printer output to maxcps overall, with bursts allowed
* up to bufsize characters.
DGNC_UNLOCK(ch->ch_lock, lock_flags);
}
- DPR_WRITE(("Write finished - Write %d bytes of %d.\n", count, orig_count));
-
if (count) {
/*
* Channel lock is grabbed and then released
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return result;
- DPR_IOCTL(("dgnc_tty_tiocmget start\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
mstat = (ch->ch_mostat | ch->ch_mistat);
if (mstat & UART_MSR_DCD)
result |= TIOCM_CD;
- DPR_IOCTL(("dgnc_tty_tiocmget finish\n"));
-
return result;
}
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return ret;
- DPR_IOCTL(("dgnc_tty_tiocmset start\n"));
-
-
DGNC_LOCK(ch->ch_lock, lock_flags);
if (set & TIOCM_RTS)
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_tiocmset finish\n"));
-
return 0;
}
break;
}
- DPR_IOCTL(("dgnc_tty_send_break start 1. %lx\n", jiffies));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_bd->bd_ops->send_break(ch, msec);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_send_break finish\n"));
-
return 0;
}
return;
rc = bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
- return;
- }
+
return;
}
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return;
- DPR_IOCTL(("dgnc_tty_send_xchar start\n"));
printk("dgnc_tty_send_xchar start\n");
DGNC_LOCK(ch->ch_lock, lock_flags);
bd->bd_ops->send_immediate_char(ch, c);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_send_xchar finish\n"));
printk("dgnc_tty_send_xchar finish\n");
return;
}
int result = -EIO;
ulong lock_flags;
- DPR_IOCTL(("dgnc_getmstat start\n"));
-
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return -ENXIO;
if (mstat & UART_MSR_DCD)
result |= TIOCM_CD;
- DPR_IOCTL(("dgnc_getmstat finish\n"));
-
return result;
}
int result;
int rc;
- DPR_IOCTL(("dgnc_get_modem_info start\n"));
-
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return -ENXIO;
rc = put_user(result, value);
- DPR_IOCTL(("dgnc_get_modem_info finish\n"));
return rc;
}
ret = 0;
- DPR_IOCTL(("dgnc_set_modem_info() start\n"));
-
ret = get_user(arg, value);
if (ret)
return ret;
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_set_modem_info finish\n"));
-
return 0;
}
struct digi_t new_digi;
ulong lock_flags;
- DPR_IOCTL(("DIGI_SETA start\n"));
-
if (!tty || tty->magic != TTY_MAGIC)
return -EFAULT;
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return -EFAULT;
- if (copy_from_user(&new_digi, new_info, sizeof(new_digi))) {
- DPR_IOCTL(("DIGI_SETA failed copy_from_user\n"));
+ if (copy_from_user(&new_digi, new_info, sizeof(new_digi)))
return -EFAULT;
- }
DGNC_LOCK(ch->ch_lock, lock_flags);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("DIGI_SETA finish\n"));
-
return 0;
}
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- DPR_IOCTL(("dgnc_tty_throttle start\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_flags |= (CH_FORCED_STOPI);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_IOCTL(("dgnc_tty_throttle finish\n"));
}
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- DPR_IOCTL(("dgnc_tty_unthrottle start\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_flags &= ~(CH_FORCED_STOPI);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_IOCTL(("dgnc_tty_unthrottle finish\n"));
}
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return;
- DPR_IOCTL(("dgcn_tty_start start\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_flags &= ~(CH_FORCED_STOP);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_IOCTL(("dgnc_tty_start finish\n"));
}
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return;
- DPR_IOCTL(("dgnc_tty_stop start\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_flags |= (CH_FORCED_STOP);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_IOCTL(("dgnc_tty_stop finish\n"));
}
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return;
- DPR_IOCTL(("dgnc_tty_flush_chars start\n"));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
/* Do something maybe here */
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_IOCTL(("dgnc_tty_flush_chars finish\n"));
}
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return;
- DPR_IOCTL(("dgnc_tty_flush_buffer on port: %d start\n", ch->ch_portnum));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
ch->ch_flags &= ~CH_STOP;
}
DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
- DPR_IOCTL(("dgnc_tty_flush_buffer finish\n"));
}
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return -ENODEV;
- DPR_IOCTL(("dgnc_tty_ioctl start on port %d - cmd %s (%x), arg %lx\n",
- ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
-
DGNC_LOCK(ch->ch_lock, lock_flags);
if (un->un_open_count <= 0) {
- DPR_BASIC(("dgnc_tty_ioctl - unit not open.\n"));
DGNC_UNLOCK(ch->ch_lock, lock_flags);
return -EIO;
}
rc = ch->ch_bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
+ if (rc)
return -EINTR;
- }
DGNC_LOCK(ch->ch_lock, lock_flags);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
- ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
-
return 0;
return rc;
rc = ch->ch_bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
+ if (rc)
return -EINTR;
- }
DGNC_LOCK(ch->ch_lock, lock_flags);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
- ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
-
return 0;
case TIOCSBRK:
return rc;
rc = ch->ch_bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
+ if (rc)
return -EINTR;
- }
DGNC_LOCK(ch->ch_lock, lock_flags);
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
- ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
-
return 0;
case TIOCCBRK:
/* now wait for all the output to drain */
DGNC_UNLOCK(ch->ch_lock, lock_flags);
rc = ch->ch_bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d\n", rc));
+ if (rc)
return -EINTR;
- }
-
- DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
- ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
/* pretend we didn't recognize this */
return -ENOIOCTLCMD;
DGNC_UNLOCK(ch->ch_lock, lock_flags);
rc = ch->ch_bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
+ if (rc)
return -EINTR;
- }
/* pretend we didn't recognize this */
return -ENOIOCTLCMD;
DGNC_UNLOCK(ch->ch_lock, lock_flags);
rc = ch->ch_bd->bd_ops->drain(tty, 0);
- if (rc) {
- DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
+
+ if (rc)
return -EINTR;
- }
+
DGNC_LOCK(ch->ch_lock, lock_flags);
} else {
tty_ldisc_flush(tty);
default:
DGNC_UNLOCK(ch->ch_lock, lock_flags);
- DPR_IOCTL(("dgnc_tty_ioctl - in default\n"));
- DPR_IOCTL(("dgnc_tty_ioctl end - cmd %s (%x), arg %lx\n",
- dgnc_ioctl_name(cmd), cmd, arg));
-
return -ENOIOCTLCMD;
}
}
projects / platform / kernel / linux-starfive.git / commitdiff