#include <linux/errno.h>
#include <linux/signal.h>
#include <linux/sched.h>
+#include <linux/smp_lock.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/tty.h>
#include "mxser.h"
-#define MXSER_VERSION "2.0.4" /* 1.12 */
+#define MXSER_VERSION "2.0.5" /* 1.14 */
#define MXSERMAJOR 174
#define MXSER_BOARDS 4 /* Max. boards */
#define PCI_DEVICE_ID_POS104UL 0x1044
#define PCI_DEVICE_ID_CB108 0x1080
#define PCI_DEVICE_ID_CP102UF 0x1023
+#define PCI_DEVICE_ID_CP112UL 0x1120
#define PCI_DEVICE_ID_CB114 0x1142
#define PCI_DEVICE_ID_CP114UL 0x1143
#define PCI_DEVICE_ID_CB134I 0x1341
{ "CP-138U series", 8, },
{ "POS-104UL series", 4, },
{ "CP-114UL series", 4, },
-/*30*/ { "CP-102UF series", 2, }
+/*30*/ { "CP-102UF series", 2, },
+ { "CP-112UL series", 2, },
};
/* driver_data correspond to the lines in the structure above
{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_POS104UL), .driver_data = 28 },
{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP114UL), .driver_data = 29 },
{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP102UF), .driver_data = 30 },
+ { PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP112UL), .driver_data = 31 },
{ }
};
MODULE_DEVICE_TABLE(pci, mxser_pcibrds);
struct mxser_mon mon_data;
spinlock_t slock;
- wait_queue_head_t delta_msr_wait;
};
struct mxser_board {
if (status & UART_MSR_DCTS)
port->icount.cts++;
port->mon_data.modem_status = status;
- wake_up_interruptible(&port->delta_msr_wait);
+ wake_up_interruptible(&port->port.delta_msr_wait);
if ((port->port.flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) {
if (status & UART_MSR_DCD)
* clear delta_msr_wait queue to avoid mem leaks: we may free the irq
* here so the queue might never be waken up
*/
- wake_up_interruptible(&info->delta_msr_wait);
+ wake_up_interruptible(&info->port.delta_msr_wait);
/*
* Free the IRQ, if necessary
if (retval)
return retval;
- /* unmark here for very high baud rate (ex. 921600 bps) used */
- tty->low_latency = 1;
return 0;
}
}
-/*
- * This routine is called when the serial port gets closed. First, we
- * wait for the last remaining data to be sent. Then, we unlink its
- * async structure from the interrupt chain if necessary, and we free
- * that IRQ if nothing is left in the chain.
- */
-static void mxser_close(struct tty_struct *tty, struct file *filp)
+static void mxser_close_port(struct tty_struct *tty, struct tty_port *port)
{
- struct mxser_port *info = tty->driver_data;
- struct tty_port *port = &info->port;
-
+ struct mxser_port *info = container_of(port, struct mxser_port, port);
unsigned long timeout;
-
- if (tty->index == MXSER_PORTS)
- return;
- if (!info)
- return;
-
- if (tty_port_close_start(port, tty, filp) == 0)
- return;
-
/*
* Save the termios structure, since this port may have
* separate termios for callout and dialin.
*
* FIXME: Can this go ?
*/
- if (info->port.flags & ASYNC_NORMAL_ACTIVE)
+ if (port->flags & ASYNC_NORMAL_ACTIVE)
info->normal_termios = *tty->termios;
/*
* At this point we stop accepting input. To do this, we
if (info->board->chip_flag)
info->IER &= ~MOXA_MUST_RECV_ISR;
- if (info->port.flags & ASYNC_INITIALIZED) {
+ if (port->flags & ASYNC_INITIALIZED) {
outb(info->IER, info->ioaddr + UART_IER);
/*
* Before we drop DTR, make sure the UART transmitter
}
}
mxser_shutdown(tty);
- mxser_flush_buffer(tty);
+}
+
+/*
+ * This routine is called when the serial port gets closed. First, we
+ * wait for the last remaining data to be sent. Then, we unlink its
+ * async structure from the interrupt chain if necessary, and we free
+ * that IRQ if nothing is left in the chain.
+ */
+static void mxser_close(struct tty_struct *tty, struct file *filp)
+{
+ struct mxser_port *info = tty->driver_data;
+ struct tty_port *port = &info->port;
+
+ if (tty->index == MXSER_PORTS)
+ return;
+ if (tty_port_close_start(port, tty, filp) == 0)
+ return;
+ mxser_close_port(tty, port);
+ mxser_flush_buffer(tty);
/* Right now the tty_port set is done outside of the close_end helper
as we don't yet have everyone using refcounts */
tty_port_close_end(port, tty);
cnow = info->icount; /* note the counters on entry */
spin_unlock_irqrestore(&info->slock, flags);
- return wait_event_interruptible(info->delta_msr_wait,
+ return wait_event_interruptible(info->port.delta_msr_wait,
mxser_cflags_changed(info, arg, &cnow));
/*
* Get counter of input serial line interrupts (DCD,RI,DSR,CTS)
lock_kernel();
len = mxser_chars_in_buffer(tty);
- lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_TEMT;
+ lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_THRE;
len += (lsr ? 0 : 1);
unlock_kernel();
info->port.close_delay = 5 * HZ / 10;
info->port.closing_wait = 30 * HZ;
info->normal_termios = mxvar_sdriver->init_termios;
- init_waitqueue_head(&info->delta_msr_wait);
memset(&info->mon_data, 0, sizeof(struct mxser_mon));
info->err_shadow = 0;
spin_lock_init(&info->slock);