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Diffstat (limited to 'drivers/char/mxser.c')
-rw-r--r--drivers/char/mxser.c62
1 files changed, 32 insertions, 30 deletions
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index dbf8d52f31d0..5e28d39b9e81 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -48,7 +48,7 @@
#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 */
@@ -69,6 +69,7 @@
#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
@@ -139,7 +140,8 @@ static const struct mxser_cardinfo mxser_cards[] = {
{ "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
@@ -170,6 +172,7 @@ static struct pci_device_id mxser_pcibrds[] = {
{ 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);
@@ -258,7 +261,6 @@ struct mxser_port {
struct mxser_mon mon_data;
spinlock_t slock;
- wait_queue_head_t delta_msr_wait;
};
struct mxser_board {
@@ -818,7 +820,7 @@ static void mxser_check_modem_status(struct tty_struct *tty,
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)
@@ -973,7 +975,7 @@ static void mxser_shutdown(struct tty_struct *tty)
* 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
@@ -1073,34 +1075,17 @@ static void mxser_flush_buffer(struct tty_struct *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)
+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
@@ -1112,7 +1097,7 @@ static void mxser_close(struct tty_struct *tty, struct file *filp)
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
@@ -1127,8 +1112,26 @@ static void mxser_close(struct tty_struct *tty, struct file *filp)
}
}
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);
@@ -1761,7 +1764,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file,
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)
@@ -1803,7 +1806,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file,
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();
@@ -2413,7 +2416,6 @@ static int __devinit mxser_initbrd(struct mxser_board *brd,
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);