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path: root/drivers/tty/serial/mux.c
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Diffstat (limited to 'drivers/tty/serial/mux.c')
-rw-r--r--drivers/tty/serial/mux.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/tty/serial/mux.c b/drivers/tty/serial/mux.c
index 06f6aefd5ba..be127d0da32 100644
--- a/drivers/tty/serial/mux.c
+++ b/drivers/tty/serial/mux.c
@@ -17,7 +17,6 @@
*/
#include <linux/module.h>
-#include <linux/tty.h>
#include <linux/ioport.h>
#include <linux/init.h>
#include <linux/serial.h>
@@ -30,7 +29,7 @@
#include <asm/irq.h>
#include <asm/parisc-device.h>
-#ifdef CONFIG_MAGIC_SYSRQ
+#if defined(CONFIG_SERIAL_MUX_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
#include <linux/sysrq.h>
#define SUPPORT_SYSRQ
#endif
@@ -243,8 +242,8 @@ static void mux_write(struct uart_port *port)
*/
static void mux_read(struct uart_port *port)
{
+ struct tty_port *tport = &port->state->port;
int data;
- struct tty_struct *tty = port->state->port.tty;
__u32 start_count = port->icount.rx;
while(1) {
@@ -267,12 +266,11 @@ static void mux_read(struct uart_port *port)
if (uart_handle_sysrq_char(port, data & 0xffu))
continue;
- tty_insert_flip_char(tty, data & 0xFF, TTY_NORMAL);
+ tty_insert_flip_char(tport, data & 0xFF, TTY_NORMAL);
}
- if (start_count != port->icount.rx) {
- tty_flip_buffer_push(tty);
- }
+ if (start_count != port->icount.rx)
+ tty_flip_buffer_push(tport);
}
/**
@@ -499,7 +497,7 @@ static int __init mux_probe(struct parisc_device *dev)
port->membase = ioremap_nocache(port->mapbase, MUX_LINE_OFFSET);
port->iotype = UPIO_MEM;
port->type = PORT_MUX;
- port->irq = NO_IRQ;
+ port->irq = 0;
port->uartclk = 0;
port->fifosize = MUX_FIFO_SIZE;
port->ops = &mux_pops;
@@ -521,7 +519,7 @@ static int __init mux_probe(struct parisc_device *dev)
return 0;
}
-static int __devexit mux_remove(struct parisc_device *dev)
+static int mux_remove(struct parisc_device *dev)
{
int i, j;
int port_count = (long)dev_get_drvdata(&dev->dev);
@@ -572,14 +570,14 @@ static struct parisc_driver builtin_serial_mux_driver = {
.name = "builtin_serial_mux",
.id_table = builtin_mux_tbl,
.probe = mux_probe,
- .remove = __devexit_p(mux_remove),
+ .remove = mux_remove,
};
static struct parisc_driver serial_mux_driver = {
.name = "serial_mux",
.id_table = mux_tbl,
.probe = mux_probe,
- .remove = __devexit_p(mux_remove),
+ .remove = mux_remove,
};
/**
@@ -615,7 +613,7 @@ static void __exit mux_exit(void)
{
/* Delete the Mux timer. */
if(port_cnt > 0) {
- del_timer(&mux_timer);
+ del_timer_sync(&mux_timer);
#ifdef CONFIG_SERIAL_MUX_CONSOLE
unregister_console(&mux_console);
#endif